#902818#902818

#902818 is a dark, vivid red. Relative luminance 0.075; OKLCH L 43.8% C 0.142 H 31.6°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#902818
RGB	rgb(144, 40, 24)
HSL	hsl(8, 71%, 33%)
HSV	hsv(8, 83%, 56%)
CMYK	cmyk(0%, 72.2%, 83.3%, 43.5%)
CIE-LAB	lab(32.95, 42.78, 34.81)
CIE-LCH	lch(32.95, 55.15, 39.13°)
OKLab	oklab(43.84% 0.121 0.0745)
OKLCH	oklch(43.84% 0.142 31.6)
XYZ	xyz(12.4267, 7.5147, 1.6601)
Luminance	0.0751 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#902818 #188090

analogous

#901844 #902818 #906418

triadic

#902818 #189028 #281890

tetradic

#902818 #449018 #188090 #641890

square

#902818 #449018 #188090 #641890

split-complementary

#902818 #189064 #184490

monochromatic

#270B07 #5C190F #902818 #C43721 #E05843

Accessibility & contrast

On white

8.39

#902818 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#902818 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #902818

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##902818	#FFFFFF	#000000	##FFFFFF
##902818	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473F15

Deuteranopia (green-blind)

#615613

Tritanopia (blue-blind)

#9F0025

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #902818;
/* rgb */ color: rgb(144, 40, 24);
/* oklch */ color: oklch(43.8% 0.142 31.6);

Tailwind

colors: {
  custom: {
    50: '#b96956',
    500: '#902818',
    950: '#000000',
  },
}

SCSS

$custom: #902818;
$custom-light: #b96956;
$custom-dark: #000000;

JSON

{
  "hex": "#902818",
  "rgb": {
    "r": 144,
    "g": 40,
    "b": 24
  },
  "hsl": {
    "h": 8,
    "s": 71.429,
    "l": 32.941
  },
  "oklch": {
    "l": 0.43836,
    "c": 0.14214,
    "h": 31.6
  },
  "luminance": 0.07513
}

Semantic roles & 50–950 ramp

primary

#902818

secondary

#43B0C0

accent

#D6EE3A

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130703

muted

#827A78

Preview Lab

Preview with #902818

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

Preview Lab → · Contrast checker → · Palette generator →