#AB3631#AB3631

#AB3631 is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.5% C 0.154 H 26.6°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#AB3631
RGB	rgb(171, 54, 49)
HSL	hsl(2, 55%, 43%)
HSV	hsv(2, 71%, 67%)
CMYK	cmyk(0%, 68.4%, 71.3%, 32.9%)
CIE-LAB	lab(40.44, 47.36, 30.03)
CIE-LCH	lch(40.44, 56.08, 32.38°)
OKLab	oklab(50.48% 0.1374 0.0689)
OKLCH	oklch(50.48% 0.154 26.6)
XYZ	xyz(18.6701, 11.5207, 4.1458)
Luminance	0.1152 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AB3631 #31A6AB

analogous

#AB3169 #AB3631 #AB7331

triadic

#AB3631 #31AB36 #3631AB

tetradic

#AB3631 #69AB31 #31A6AB #7331AB

square

#AB3631 #69AB31 #31A6AB #7331AB

split-complementary

#AB3631 #31AB73 #3169AB

monochromatic

#4C1816 #7B2723 #AB3631 #CC524D #DA817D

Accessibility & contrast

On white

6.36

#AB3631 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#AB3631 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AB3631

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AB3631	#FFFFFF	#000000	##FFFFFF
##AB3631	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574F2F

Deuteranopia (green-blind)

#74692D

Tritanopia (blue-blind)

#BC1436

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #ab3631;
/* rgb */ color: rgb(171, 54, 49);
/* oklch */ color: oklch(50.5% 0.154 26.6);

Tailwind

colors: {
  custom: {
    50: '#cc7469',
    500: '#ab3631',
    950: '#000000',
  },
}

SCSS

$custom: #ab3631;
$custom-light: #cc7469;
$custom-dark: #000000;

JSON

{
  "hex": "#ab3631",
  "rgb": {
    "r": 171,
    "g": 54,
    "b": 49
  },
  "hsl": {
    "h": 2.459,
    "s": 55.455,
    "l": 43.137
  },
  "oklch": {
    "l": 0.50478,
    "c": 0.15373,
    "h": 26.6
  },
  "luminance": 0.11518
}

Semantic roles & 50–950 ramp

primary

#AB3631

secondary

#75BFC2

accent

#D9DF49

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AB3631

Body copy rendered with the generated semantic roles for this colour.

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