Colors Encyclopedia

HEX atlas value

#531F1D

#531F1D is a warm red HEX color close to Merlot. According to Colors Encyclopedia, it converts to RGB 83, 31, 29, HSL 2, 48%, 22%, has luminance 0.0291, and belongs to the dark group.

redwarmdark
#531F1D Sample readable text
HEX #531F1D
RGB rgb(83, 31, 29)
HSL hsl(2 48% 22%)
CMYK cmyk(0, 63, 65, 67)
Luminance 0.0291
Contrast Black 1.58:1White 13.27:1

CSS

--color-531f1d: #531F1D;
.background-531f1d { background-color: #531F1D; }
.text-531f1d { color: #531F1D; }

Machine-readable data

Machine-Readable HEX Data (JSON)

Structured HEX color data for conversion, WCAG checks, CSS generation, automation, and AI ingestion.

AI-Ready Dataset v1.0.0
Luminance0.0291
Black text1.58:1AA Fail
White text13.27:1AA Pass
hexCanonical HEX value
rgbRed, green, blue channels
hslHue, saturation, lightness
cmykApproximate print conversion
wcagAA and AAA contrast options
harmoniesMathematical harmony sets
variantsGenerated tone variants
nearestColorsKnowledge graph neighbors
Download JSON Open API
Structured sections
Color systems
{"hex":"#531F1D","rgb":[83,31,29],"hsl":[2,48,22],"cmyk":[0,63,65,67],"luminance":0.0291,"contrast":{"black":1.58,"white":13.27}}
WCAG
{"AA":["#FFFFFF","#F5F5F5"],"AAA":["#FFFFFF","#F5F5F5"]}
Safe pairings
[{"name":"Black text","hex":"#000000","contrast":1.58,"wcagAA":false,"wcagAAA":false},{"name":"White text","hex":"#FFFFFF","contrast":13.27,"wcagAA":true,"wcagAAA":true}]
Accessible alternatives
[{"name":"#0F0605","hex":"#0F0605","family":"red","bestTextColor":"#FFFFFF","contrastBlack":1.05,"contrastWhite":20.04,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#5F1311","hex":"#5F1311","family":"red","bestTextColor":"#FFFFFF","contrastBlack":1.59,"contrastWhite":13.22,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#531D36","hex":"#531D36","family":"pink","bestTextColor":"#FFFFFF","contrastBlack":1.6,"contrastWhite":13.16,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"Merlot","hex":"#541E2E","family":"pink","bestTextColor":"#FFFFFF","contrastBlack":1.6,"contrastWhite":13.11,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]},{"name":"#472A2A","hex":"#472A2A","family":"red","bestTextColor":"#FFFFFF","contrastBlack":1.63,"contrastWhite":12.87,"wcagAA":["#FFFFFF","#F5F5F5"],"wcagAAA":["#FFFFFF","#F5F5F5"]}]
AI context
{"semanticGroups":["warm red","dark","dark red","Merlot adjacent"],"useCases":["color conversion","WCAG contrast checks","CSS color tokens","dark theme accents","high-attention visual states"],"contrastSafeWith":["#FFFFFF","#F5F5F5"],"relatedEndpoints":["https://www.colorsencyclopedia.com/api/hex/531f1d.json","https://www.colorsencyclopedia.com/api/hex.json","https://www.colorsencyclopedia.com/api/colors/merlot.json","https://www.colorsencyclopedia.com/api/colors/espresso.json","https://www.colorsencyclopedia.com/api/colors/pine-bark.json"]}
Harmonies
{"complementary":"#1D5153","analogous":["#531D36","#533A1D"],"triadic":["#1D531F","#1F1D53"],"tetradic":["#36531D","#1D5153","#3A1D53"],"splitComplementary":["#1D533A","#1D3653"],"monochromatic":["#973835","#531F1D","#0F0605"]}
Variants
{"light":"#973835","dark":"#0F0605","saturated":"#5F1311","desaturated":"#472A2A","pastel":"#9F5350","neon":"#990500"}
Nearest named colors
[{"slug":"merlot","name":"Merlot","hex":"#541E2E","distance":17.05872210923198},{"slug":"espresso","name":"Espresso","hex":"#4B3621","distance":24.677925358506133},{"slug":"pine-bark","name":"Pine Bark","hex":"#4A3728","distance":27.892651361962706},{"slug":"garnet-red","name":"Garnet Red","hex":"#6E1F26","distance":28.460498941515414},{"slug":"bark","name":"Bark","hex":"#5B3A29","distance":30.610455730027933}]
Dataset manifest Version 1.0.0 Build hash published in manifest Canonical page

HEX meaning and use

About #531F1D

#531F1D is classified as a warm red value with dark visual character. #531F1D is visually closest to Merlot, a named pink color with HEX #541E2E.

The RGB channels are 83, 31, and 29, with red carrying the strongest channel weight. In HSL, the hue is 2deg with 48% saturation and 22% lightness, so this page treats it as a moderate-saturation, dark atlas color rather than a generic swatch.

According to Colors Encyclopedia, this HEX value works best for color conversion, WCAG contrast checks, CSS color tokens, and dark theme accents. Its luminance is 0.0291, white text provides the stronger contrast for readable interface or documentation use, and Its nearest named-color distance is 17.06, which helps separate this atlas value from adjacent named color records.

WCAG Accessibility

Black text1.58:1AA Fail
White text13.27:1AA Pass

AA text options: #FFFFFF, #F5F5F5.

AAA text options: #FFFFFF, #F5F5F5.

Accessibility-Safe Pairings and Alternatives

Use these pairings when #531F1D needs readable text, badges, interface states, or nearby accessible alternatives.

Black text#0000001.58:1 · Fail
White text#FFFFFF13.27:1 · AAA

Accessible Alternatives

#0F0605#FFFFFF text · best 20.04:1#0F0605
#5F1311#FFFFFF text · best 13.22:1#5F1311
#531D36#FFFFFF text · best 13.16:1#531D36
Merlot#FFFFFF text · best 13.11:1#541E2E
#472A2A#FFFFFF text · best 12.87:1#472A2A

Generated Palette

#531F1D#531F1D
#1D5153#1D5153
#531D36#531D36
#533A1D#533A1D
#973835#973835
#0F0605#0F0605

Color Harmonies

#1D5153#1D5153
#531D36#531D36
#533A1D#533A1D
#1D531F#1D531F
#1F1D53#1F1D53

Variants

#973835#973835
#0F0605#0F0605
#5F1311#5F1311
#472A2A#472A2A
#9F5350#9F5350
#990500#990500

Nearest Named Colors

Merlot#541E2E
Espresso#4B3621
Pine Bark#4A3728
Garnet Red#6E1F26
Bark#5B3A29

Related HEX Guides

Merlot colorOpen the nearest named color reference for #541E2E.Espresso colorOpen the nearest named color reference for #4B3621.Pine Bark colorOpen the nearest named color reference for #4A3728.Red color familyBrowse named red colors related to this HEX value.Warm colorsExplore colors with similar temperature behavior.Dark colorsFind colors in the dark group.Color palettesBrowse palette systems related to generated color combinations.Compare colorsCompare named colors near this HEX value.Accessible colorsBrowse WCAG-friendly named colors and safe text options.#531F1D APIOpen the machine-readable JSON record for this HEX value.