#63150F#63150F

#63150F is a dark, moderate red. Relative luminance 0.032; OKLCH L 33.1% C 0.112 H 29.0°. Best body text is #FFFFFF at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#63150F
RGB	rgb(99, 21, 15)
HSL	hsl(4, 74%, 22%)
HSV	hsv(4, 85%, 39%)
CMYK	cmyk(0%, 78.8%, 84.8%, 61.2%)
CIE-LAB	lab(20.92, 34.26, 24.85)
CIE-LCH	lch(20.92, 42.32, 35.95°)
OKLab	oklab(33.15% 0.0978 0.0542)
OKLCH	oklch(33.15% 0.112 29)
XYZ	xyz(5.5006, 3.2243, 0.7846)
Luminance	0.0322 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63150F #0F5D63

analogous

#630F33 #63150F #633F0F

triadic

#63150F #0F6315 #150F63

tetradic

#63150F #33630F #0F5D63 #3F0F63

square

#63150F #33630F #0F5D63 #3F0F63

split-complementary

#63150F #0F633F #0F3363

monochromatic

#1B0604 #2E0A07 #63150F #982017 #CD2C1F

Accessibility & contrast

On white

12.77

#63150F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#63150F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63150F

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63150F	#FFFFFF	#000000	##FFFFFF
##63150F	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)

#2D270D

Deuteranopia (green-blind)

#40380B

Tritanopia (blue-blind)

#6E0014

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #63150f;
/* rgb */ color: rgb(99, 21, 15);
/* oklch */ color: oklch(33.1% 0.112 29.0);

Tailwind

colors: {
  custom: {
    50: '#97594e',
    500: '#63150f',
    950: '#000000',
  },
}

SCSS

$custom: #63150f;
$custom-light: #97594e;
$custom-dark: #000000;

JSON

{
  "hex": "#63150f",
  "rgb": {
    "r": 99,
    "g": 21,
    "b": 15
  },
  "hsl": {
    "h": 4.286,
    "s": 73.684,
    "l": 22.353
  },
  "oklch": {
    "l": 0.33145,
    "c": 0.1118,
    "h": 29
  },
  "luminance": 0.03223
}

Semantic roles & 50–950 ramp

primary

#63150F

secondary

#32949C

accent

#E3F037

background

#FAF5F4

surface

#F3E9E7

border

#CDC5C3

text

#0F0401

muted

#7F7977

Preview Lab

Preview with #63150F

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

Preview Lab → · Contrast checker → · Palette generator →