#631424#631424

#631424 is a dark, moderate red. Relative luminance 0.033; OKLCH L 33.4% C 0.111 H 14.4°. Best body text is #FFFFFF at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#631424
RGB	rgb(99, 20, 36)
HSL	hsl(348, 66%, 23%)
HSV	hsv(348, 80%, 39%)
CMYK	cmyk(0%, 79.8%, 63.6%, 61.2%)
CIE-LAB	lab(21.14, 35.81, 11.25)
CIE-LCH	lch(21.14, 37.53, 17.44°)
OKLab	oklab(33.42% 0.1076 0.0276)
OKLCH	oklch(33.42% 0.111 14.4)
XYZ	xyz(5.7148, 3.2812, 2.0011)
Luminance	0.0328 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631424 #146353

analogous

#63144B #631424 #632B14

triadic

#631424 #246314 #142463

tetradic

#631424 #4B6314 #146353 #2B1463

square

#631424 #4B6314 #146353 #2B1463

split-complementary

#631424 #14632B #144B63

monochromatic

#190509 #300A11 #631424 #961E37 #C92949

Accessibility & contrast

On white

12.68

#631424 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#631424 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631424

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631424	#FFFFFF	#000000	##FFFFFF
##631424	1.00	12.68	1.66	12.68
#FFFFFF	12.68	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2824

Deuteranopia (green-blind)

#3E3922

Tritanopia (blue-blind)

#6D001B

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #631424;
/* rgb */ color: rgb(99, 20, 36);
/* oklch */ color: oklch(33.4% 0.111 14.4);

Tailwind

colors: {
  custom: {
    50: '#95595e',
    500: '#631424',
    950: '#000000',
  },
}

SCSS

$custom: #631424;
$custom-light: #95595e;
$custom-dark: #000000;

JSON

{
  "hex": "#631424",
  "rgb": {
    "r": 99,
    "g": 20,
    "b": 36
  },
  "hsl": {
    "h": 347.848,
    "s": 66.387,
    "l": 23.333
  },
  "oklch": {
    "l": 0.33419,
    "c": 0.11109,
    "h": 14.4
  },
  "luminance": 0.0328
}

Semantic roles & 50–950 ramp

primary

#631424

secondary

#389A87

accent

#E9C73E

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #631424

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

Preview Lab → · Contrast checker → · Palette generator →