#631416#631416

#631416 is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.1% C 0.112 H 24.6°. Best body text is #FFFFFF at 12.79:1 contrast (WCAG AA passes).

Color values

HEX	#631416
RGB	rgb(99, 20, 22)
HSL	hsl(358, 66%, 23%)
HSV	hsv(358, 80%, 39%)
CMYK	cmyk(0%, 79.8%, 77.8%, 61.2%)
CIE-LAB	lab(20.87, 34.94, 20.51)
CIE-LCH	lch(20.87, 40.52, 30.41°)
OKLab	oklab(33.14% 0.1016 0.0465)
OKLCH	oklch(33.14% 0.112 24.6)
XYZ	xyz(5.5412, 3.2117, 1.0871)
Luminance	0.0321 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#631416 #146361

analogous

#63143D #631416 #633914

triadic

#631416 #166314 #141663

tetradic

#631416 #3D6314 #146361 #391463

square

#631416 #3D6314 #146361 #391463

split-complementary

#631416 #146339 #143D63

monochromatic

#190506 #300A0B #631416 #961E21 #C9292D

Accessibility & contrast

On white

12.79

#631416 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#631416 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #631416

12.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##631416	#FFFFFF	#000000	##FFFFFF
##631416	1.00	12.79	1.64	12.79
#FFFFFF	12.79	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2C2715

Deuteranopia (green-blind)

#3F3813

Tritanopia (blue-blind)

#6E0016

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #631416;
/* rgb */ color: rgb(99, 20, 22);
/* oklch */ color: oklch(33.1% 0.112 24.6);

Tailwind

colors: {
  custom: {
    50: '#965953',
    500: '#631416',
    950: '#000000',
  },
}

SCSS

$custom: #631416;
$custom-light: #965953;
$custom-dark: #000000;

JSON

{
  "hex": "#631416",
  "rgb": {
    "r": 99,
    "g": 20,
    "b": 22
  },
  "hsl": {
    "h": 358.481,
    "s": 66.387,
    "l": 23.333
  },
  "oklch": {
    "l": 0.33138,
    "c": 0.11171,
    "h": 24.6
  },
  "luminance": 0.03211
}

Semantic roles & 50–950 ramp

primary

#631416

secondary

#389A98

accent

#E9E53E

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0F0402

muted

#7E7978

Preview Lab

Preview with #631416

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

Preview Lab → · Contrast checker → · Palette generator →