#421108#421108

#421108 is a dark, moderate red. Relative luminance 0.016; OKLCH L 26.0% C 0.078 H 32.7°. Best body text is #FFFFFF at 15.96:1 contrast (WCAG AA passes).

Color values

HEX	#421108
RGB	rgb(66, 17, 8)
HSL	hsl(9, 78%, 15%)
HSV	hsv(9, 88%, 26%)
CMYK	cmyk(0%, 74.2%, 87.9%, 74.1%)
CIE-LAB	lab(13.09, 23.14, 16.81)
CIE-LCH	lch(13.09, 28.60, 35.99°)
OKLab	oklab(25.96% 0.0656 0.0421)
OKLCH	oklch(25.96% 0.078 32.7)
XYZ	xyz(2.4913, 1.5770, 0.4029)
Luminance	0.0158 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421108 #083942

analogous

#42081C #421108 #422E08

triadic

#421108 #084211 #110842

tetradic

#421108 #1C4208 #083942 #2E0842

square

#421108 #1C4208 #083942 #2E0842

split-complementary

#421108 #08422E #081C42

monochromatic

#1B0703 #1B0703 #421108 #791F0F #AF2D15

Accessibility & contrast

On white

15.96

#421108 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#421108 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421108

15.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421108	#FFFFFF	#000000	##FFFFFF
##421108	1.00	15.96	1.32	15.96
#FFFFFF	15.96	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F1B07

Deuteranopia (green-blind)

#2B2606

Tritanopia (blue-blind)

#49040F

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #421108;
/* rgb */ color: rgb(66, 17, 8);
/* oklch */ color: oklch(26.0% 0.078 32.7);

Tailwind

colors: {
  custom: {
    50: '#7b524a',
    500: '#421108',
    950: '#000000',
  },
}

SCSS

$custom: #421108;
$custom-light: #7b524a;
$custom-dark: #000000;

JSON

{
  "hex": "#421108",
  "rgb": {
    "r": 66,
    "g": 17,
    "b": 8
  },
  "hsl": {
    "h": 9.31,
    "s": 78.378,
    "l": 14.51
  },
  "oklch": {
    "l": 0.25959,
    "c": 0.07796,
    "h": 32.7
  },
  "luminance": 0.01577
}

Semantic roles & 50–950 ramp

primary

#421108

secondary

#257280

accent

#D7F533

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #421108

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

Preview Lab → · Contrast checker → · Palette generator →