#902B2B#902B2B

#902B2B is a dark, vivid red. Relative luminance 0.078; OKLCH L 44.4% C 0.136 H 24.6°. Best body text is #FFFFFF at 8.18:1 contrast (WCAG AA passes).

Color values

HEX#902B2B
RGBrgb(144, 43, 43)
HSLhsl(0, 54%, 37%)
HSVhsv(0, 70%, 56%)
CMYKcmyk(0%, 70.1%, 70.1%, 43.5%)
CIE-LABlab(33.63, 42.37, 24.35)
CIE-LCHlch(33.63, 48.87, 29.89°)
OKLaboklab(44.42% 0.1238 0.0566)
OKLCHoklch(44.42% 0.136 24.6)
XYZxyz(12.8029, 7.8333, 3.1229)
Luminance0.0783 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#902B2B #2B9090
analogous
#902B5E #902B2B #905E2B
triadic
#902B2B #2B902B #2B2B90
tetradic
#902B2B #5E902B #2B9090 #5E2B90
square
#902B2B #5E902B #2B9090 #5E2B90
split-complementary
#902B2B #2B905E #2B5E90
monochromatic
#320F0F #611D1D #902B2B #BF3939 #D16565

Accessibility & contrast

On white

8.18
#902B2B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.57
#902B2B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #902B2B
8.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##902B2B#FFFFFF#000000##FFFFFF
##902B2B1.008.182.578.18
#FFFFFF8.181.0021.001.00
#0000002.5721.001.0021.00
##FFFFFF8.181.0021.001.00

Color blindness preview

Protanopia (red-blind)
#47412A
Deuteranopia (green-blind)
#605728
Tritanopia (blue-blind)
#9E0D2C
Achromatopsia (no color)
#4F4F4F

Design tokens & code

CSS
--color: #902b2b;
/* rgb */ color: rgb(144, 43, 43);
/* oklch */ color: oklch(44.4% 0.136 24.6);
Tailwind
colors: {
  custom: {
    50: '#b76b64',
    500: '#902b2b',
    950: '#000000',
  },
}
SCSS
$custom: #902b2b;
$custom-light: #b76b64;
$custom-dark: #000000;
JSON
{
  "hex": "#902b2b",
  "rgb": {
    "r": 144,
    "g": 43,
    "b": 43
  },
  "hsl": {
    "h": 0,
    "s": 54.011,
    "l": 36.667
  },
  "oklch": {
    "l": 0.4442,
    "c": 0.13615,
    "h": 24.6
  },
  "luminance": 0.07831
}

Semantic roles & 50–950 ramp

primary
#902B2B
secondary
#60B7B7
accent
#DDDD4A
background
#FCF6F6
surface
#F8ECEB
border
#D1C7C6
text
#130705
muted
#827A7A

Preview Lab

Preview with #902B2B

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

Preview Lab → · Contrast checker → · Palette generator →

#902B2B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva