#42080A#42080A

#42080A is a very dark, moderate red. Relative luminance 0.014; OKLCH L 24.9% C 0.087 H 24.7°. Best body text is #FFFFFF at 16.53:1 contrast (WCAG AA passes).

Color values

HEX	#42080A
RGB	rgb(66, 8, 10)
HSL	hsl(358, 78%, 15%)
HSV	hsv(358, 88%, 26%)
CMYK	cmyk(0%, 87.9%, 84.8%, 74.1%)
CIE-LAB	lab(11.65, 27.28, 14.04)
CIE-LCH	lch(11.65, 30.68, 27.23°)
OKLab	oklab(24.89% 0.0791 0.0363)
OKLCH	oklch(24.89% 0.087 24.7)
XYZ	xyz(2.3887, 1.3542, 0.4227)
Luminance	0.0135 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42080A #084240

analogous

#420827 #42080A #422308

triadic

#42080A #0A4208 #080A42

tetradic

#42080A #274208 #084240 #230842

square

#42080A #274208 #084240 #230842

split-complementary

#42080A #084223 #082742

monochromatic

#1B0304 #1B0304 #42080A #790F12 #AF151B

Accessibility & contrast

On white

16.53

#42080A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#42080A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42080A

16.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42080A	#FFFFFF	#000000	##FFFFFF
##42080A	1.00	16.53	1.27	16.53
#FFFFFF	16.53	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1709

Deuteranopia (green-blind)

#282308

Tritanopia (blue-blind)

#4A0009

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #42080a;
/* rgb */ color: rgb(66, 8, 10);
/* oklch */ color: oklch(24.9% 0.087 24.7);

Tailwind

colors: {
  custom: {
    50: '#7c4e4b',
    500: '#42080a',
    950: '#000000',
  },
}

SCSS

$custom: #42080a;
$custom-light: #7c4e4b;
$custom-dark: #000000;

JSON

{
  "hex": "#42080a",
  "rgb": {
    "r": 66,
    "g": 8,
    "b": 10
  },
  "hsl": {
    "h": 357.931,
    "s": 78.378,
    "l": 14.51
  },
  "oklch": {
    "l": 0.24892,
    "c": 0.08706,
    "h": 24.7
  },
  "luminance": 0.01354
}

Semantic roles & 50–950 ramp

primary

#42080A

secondary

#25807D

accent

#F5EE33

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #42080A

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

Preview Lab → · Contrast checker → · Palette generator →