#631626#631626

#631626 is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.7% C 0.109 H 13.5°. Best body text is #FFFFFF at 12.55:1 contrast (WCAG AA passes).

Color values

HEX	#631626
RGB	rgb(99, 22, 38)
HSL	hsl(348, 64%, 24%)
HSV	hsv(348, 78%, 39%)
CMYK	cmyk(0%, 77.8%, 61.6%, 61.2%)
CIE-LAB	lab(21.46, 35.20, 10.29)
CIE-LCH	lch(21.46, 36.67, 16.29°)
OKLab	oklab(33.67% 0.106 0.0255)
OKLCH	oklch(33.67% 0.109 13.5)
XYZ	xyz(5.7829, 3.3672, 2.1788)
Luminance	0.0337 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631626 #166353

analogous

#63164C #631626 #632C16

triadic

#631626 #266316 #162663

tetradic

#631626 #4C6316 #166353 #2C1663

square

#631626 #4C6316 #166353 #2C1663

split-complementary

#631626 #16632C #164C63

monochromatic

#19060A #310B13 #631626 #952139 #C72C4C

Accessibility & contrast

On white

12.55

#631626 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#631626 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631626

12.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631626	#FFFFFF	#000000	##FFFFFF
##631626	1.00	12.55	1.67	12.55
#FFFFFF	12.55	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2926

Deuteranopia (green-blind)

#3E3924

Tritanopia (blue-blind)

#6D021D

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #631626;
/* rgb */ color: rgb(99, 22, 38);
/* oklch */ color: oklch(33.7% 0.109 13.5);

Tailwind

colors: {
  custom: {
    50: '#955a60',
    500: '#631626',
    950: '#000000',
  },
}

SCSS

$custom: #631626;
$custom-light: #955a60;
$custom-dark: #000000;

JSON

{
  "hex": "#631626",
  "rgb": {
    "r": 99,
    "g": 22,
    "b": 38
  },
  "hsl": {
    "h": 347.532,
    "s": 63.636,
    "l": 23.725
  },
  "oklch": {
    "l": 0.33673,
    "c": 0.10905,
    "h": 13.5
  },
  "luminance": 0.03366
}

Semantic roles & 50–950 ramp

primary

#631626

secondary

#3B9A86

accent

#E7C441

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #631626

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

Preview Lab → · Contrast checker → · Palette generator →