#421815#421815

#421815 is a dark, moderate red. Relative luminance 0.019; OKLCH L 27.3% C 0.066 H 26.4°. Best body text is #FFFFFF at 15.29:1 contrast (WCAG AA passes).

Color values

HEX	#421815
RGB	rgb(66, 24, 21)
HSL	hsl(4, 52%, 17%)
HSV	hsv(4, 68%, 26%)
CMYK	cmyk(0%, 63.6%, 68.2%, 74.1%)
CIE-LAB	lab(14.77, 20.11, 12.21)
CIE-LCH	lch(14.77, 23.53, 31.25°)
OKLab	oklab(27.29% 0.0592 0.0294)
OKLCH	oklch(27.29% 0.066 26.4)
XYZ	xyz(2.7090, 1.8660, 0.9268)
Luminance	0.0187 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421815 #153F42

analogous

#421529 #421815 #422F15

triadic

#421815 #154218 #181542

tetradic

#421815 #294215 #153F42 #2F1542

square

#421815 #294215 #153F42 #2F1542

split-complementary

#421815 #15422F #152942

monochromatic

#170807 #170807 #421815 #702924 #9F3A33

Accessibility & contrast

On white

15.29

#421815 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#421815 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421815

15.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421815	#FFFFFF	#000000	##FFFFFF
##421815	1.00	15.29	1.37	15.29
#FFFFFF	15.29	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222014

Deuteranopia (green-blind)

#2D2914

Tritanopia (blue-blind)

#491018

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #421815;
/* rgb */ color: rgb(66, 24, 21);
/* oklch */ color: oklch(27.3% 0.066 26.4);

Tailwind

colors: {
  custom: {
    50: '#7a5652',
    500: '#421815',
    950: '#000000',
  },
}

SCSS

$custom: #421815;
$custom-light: #7a5652;
$custom-dark: #000000;

JSON

{
  "hex": "#421815",
  "rgb": {
    "r": 66,
    "g": 24,
    "b": 21
  },
  "hsl": {
    "h": 4,
    "s": 51.724,
    "l": 17.059
  },
  "oklch": {
    "l": 0.27292,
    "c": 0.06608,
    "h": 26.4
  },
  "luminance": 0.01866
}

Semantic roles & 50–950 ramp

primary

#421815

secondary

#39757A

accent

#D2DB4D

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#0A0302

muted

#7C7878

Preview Lab

Preview with #421815

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

Preview Lab → · Contrast checker → · Palette generator →