#631929#631929

#631929 is a dark, moderate red. Relative luminance 0.035; OKLCH L 34.1% C 0.106 H 12.2°. Best body text is #FFFFFF at 12.34:1 contrast (WCAG AA passes).

Color values

HEX	#631929
RGB	rgb(99, 25, 41)
HSL	hsl(347, 60%, 24%)
HSV	hsv(347, 75%, 39%)
CMYK	cmyk(0%, 74.7%, 58.6%, 61.2%)
CIE-LAB	lab(21.98, 34.22, 8.90)
CIE-LCH	lch(21.98, 35.36, 14.59°)
OKLab	oklab(34.08% 0.1034 0.0224)
OKLCH	oklch(34.08% 0.106 12.2)
XYZ	xyz(5.8940, 3.5088, 2.4643)
Luminance	0.0351 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631929 #196353

analogous

#63194E #631929 #632E19

triadic

#631929 #296319 #192963

tetradic

#631929 #4E6319 #196353 #2E1963

square

#631929 #4E6319 #196353 #2E1963

split-complementary

#631929 #19632E #194E63

monochromatic

#18060A #320D15 #631929 #94253D #C53251

Accessibility & contrast

On white

12.34

#631929 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#631929 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631929

12.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631929	#FFFFFF	#000000	##FFFFFF
##631929	1.00	12.34	1.70	12.34
#FFFFFF	12.34	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2B29

Deuteranopia (green-blind)

#3F3A27

Tritanopia (blue-blind)

#6D081F

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #631929;
/* rgb */ color: rgb(99, 25, 41);
/* oklch */ color: oklch(34.1% 0.106 12.2);

Tailwind

colors: {
  custom: {
    50: '#945c62',
    500: '#631929',
    950: '#000000',
  },
}

SCSS

$custom: #631929;
$custom-light: #945c62;
$custom-dark: #000000;

JSON

{
  "hex": "#631929",
  "rgb": {
    "r": 99,
    "g": 25,
    "b": 41
  },
  "hsl": {
    "h": 347.027,
    "s": 59.677,
    "l": 24.314
  },
  "oklch": {
    "l": 0.34081,
    "c": 0.10578,
    "h": 12.2
  },
  "luminance": 0.03508
}

Semantic roles & 50–950 ramp

primary

#631929

secondary

#3F9985

accent

#E3C145

background

#F9F5F5

surface

#F2E9EA

border

#CCC5C6

text

#0E0405

muted

#7E7979

Preview Lab

Preview with #631929

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

Preview Lab → · Contrast checker → · Palette generator →