#631925#631925

#631925 is a dark, moderate red. Relative luminance 0.035; OKLCH L 34.0% C 0.106 H 15.6°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#631925
RGB	rgb(99, 25, 37)
HSL	hsl(350, 60%, 24%)
HSV	hsv(350, 75%, 39%)
CMYK	cmyk(0%, 74.7%, 62.6%, 61.2%)
CIE-LAB	lab(21.88, 33.88, 11.55)
CIE-LCH	lch(21.88, 35.80, 18.82°)
OKLab	oklab(33.98% 0.1016 0.0284)
OKLCH	oklch(33.98% 0.106 15.6)
XYZ	xyz(5.8277, 3.4823, 2.1152)
Luminance	0.0348 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631925 #196357

analogous

#63194A #631925 #633219

triadic

#631925 #256319 #192563

tetradic

#631925 #4A6319 #196357 #321963

square

#631925 #4A6319 #196357 #321963

split-complementary

#631925 #196332 #194A63

monochromatic

#180609 #320D13 #631925 #942537 #C5324A

Accessibility & contrast

On white

12.38

#631925 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#631925 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631925

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631925	#FFFFFF	#000000	##FFFFFF
##631925	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2B25

Deuteranopia (green-blind)

#3F3A23

Tritanopia (blue-blind)

#6D071E

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #631925;
/* rgb */ color: rgb(99, 25, 37);
/* oklch */ color: oklch(34.0% 0.106 15.6);

Tailwind

colors: {
  custom: {
    50: '#955c5f',
    500: '#631925',
    950: '#000000',
  },
}

SCSS

$custom: #631925;
$custom-light: #955c5f;
$custom-dark: #000000;

JSON

{
  "hex": "#631925",
  "rgb": {
    "r": 99,
    "g": 25,
    "b": 37
  },
  "hsl": {
    "h": 350.27,
    "s": 59.677,
    "l": 24.314
  },
  "oklch": {
    "l": 0.33978,
    "c": 0.10552,
    "h": 15.6
  },
  "luminance": 0.03481
}

Semantic roles & 50–950 ramp

primary

#631925

secondary

#3F998A

accent

#E3C945

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0404

muted

#7E7979

Preview Lab

Preview with #631925

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

Preview Lab → · Contrast checker → · Palette generator →