#631419#631419

#631419 is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.2% C 0.111 H 22.6°. Best body text is #FFFFFF at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#631419
RGB	rgb(99, 20, 25)
HSL	hsl(356, 66%, 23%)
HSV	hsv(356, 80%, 39%)
CMYK	cmyk(0%, 79.8%, 74.7%, 61.2%)
CIE-LAB	lab(20.92, 35.10, 18.56)
CIE-LCH	lch(20.92, 39.70, 27.87°)
OKLab	oklab(33.19% 0.1028 0.0428)
OKLCH	oklch(33.19% 0.111 22.6)
XYZ	xyz(5.5718, 3.2240, 1.2484)
Luminance	0.0322 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631419 #14635E

analogous

#631440 #631419 #633614

triadic

#631419 #196314 #141963

tetradic

#631419 #406314 #14635E #361463

square

#631419 #406314 #14635E #361463

split-complementary

#631419 #146336 #144063

monochromatic

#190506 #300A0C #631419 #961E26 #C92933

Accessibility & contrast

On white

12.77

#631419 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#631419 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631419

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631419	#FFFFFF	#000000	##FFFFFF
##631419	1.00	12.77	1.64	12.77
#FFFFFF	12.77	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2818

Deuteranopia (green-blind)

#3F3816

Tritanopia (blue-blind)

#6D0017

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #631419;
/* rgb */ color: rgb(99, 20, 25);
/* oklch */ color: oklch(33.2% 0.111 22.6);

Tailwind

colors: {
  custom: {
    50: '#965955',
    500: '#631419',
    950: '#000000',
  },
}

SCSS

$custom: #631419;
$custom-light: #965955;
$custom-dark: #000000;

JSON

{
  "hex": "#631419",
  "rgb": {
    "r": 99,
    "g": 20,
    "b": 25
  },
  "hsl": {
    "h": 356.203,
    "s": 66.387,
    "l": 23.333
  },
  "oklch": {
    "l": 0.33188,
    "c": 0.11137,
    "h": 22.6
  },
  "luminance": 0.03223
}

Semantic roles & 50–950 ramp

primary

#631419

secondary

#389A94

accent

#E9DF3E

background

#F9F5F4

surface

#F2E9E8

border

#CCC5C4

text

#0F0403

muted

#7E7978

Preview Lab

Preview with #631419

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

Preview Lab → · Contrast checker → · Palette generator →