#631624#631624

#631624 is a dark, moderate red. Relative luminance 0.034; OKLCH L 33.6% C 0.109 H 15.2°. Best body text is #FFFFFF at 12.57:1 contrast (WCAG AA passes).

Color values

HEX	#631624
RGB	rgb(99, 22, 36)
HSL	hsl(349, 64%, 24%)
HSV	hsv(349, 78%, 39%)
CMYK	cmyk(0%, 77.8%, 63.6%, 61.2%)
CIE-LAB	lab(21.41, 35.04, 11.62)
CIE-LCH	lch(21.41, 36.92, 18.34°)
OKLab	oklab(33.62% 0.1051 0.0285)
OKLCH	oklch(33.62% 0.109 15.2)
XYZ	xyz(5.7515, 3.3547, 2.0134)
Luminance	0.0335 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631624 #166355

analogous

#63164A #631624 #632E16

triadic

#631624 #246316 #162463

tetradic

#631624 #4A6316 #166355 #2E1663

square

#631624 #4A6316 #166355 #2E1663

split-complementary

#631624 #16632E #164A63

monochromatic

#190609 #310B12 #631624 #952136 #C72C48

Accessibility & contrast

On white

12.57

#631624 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#631624 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631624

12.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631624	#FFFFFF	#000000	##FFFFFF
##631624	1.00	12.57	1.67	12.57
#FFFFFF	12.57	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2924

Deuteranopia (green-blind)

#3E3922

Tritanopia (blue-blind)

#6D011C

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #631624;
/* rgb */ color: rgb(99, 22, 36);
/* oklch */ color: oklch(33.6% 0.109 15.2);

Tailwind

colors: {
  custom: {
    50: '#955a5e',
    500: '#631624',
    950: '#000000',
  },
}

SCSS

$custom: #631624;
$custom-light: #955a5e;
$custom-dark: #000000;

JSON

{
  "hex": "#631624",
  "rgb": {
    "r": 99,
    "g": 22,
    "b": 36
  },
  "hsl": {
    "h": 349.091,
    "s": 63.636,
    "l": 23.725
  },
  "oklch": {
    "l": 0.33623,
    "c": 0.10892,
    "h": 15.2
  },
  "luminance": 0.03354
}

Semantic roles & 50–950 ramp

primary

#631624

secondary

#3B9A89

accent

#E7C941

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #631624

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

Preview Lab → · Contrast checker → · Palette generator →