#4B370D#4B370D

#4B370D is a dark, moderate orange. Relative luminance 0.043; OKLCH L 35.1% C 0.063 H 82.0°. Best body text is #FFFFFF at 11.34:1 contrast (WCAG AA passes).

Color values

HEX#4B370D
RGBrgb(75, 55, 13)
HSLhsl(41, 70%, 17%)
HSVhsv(41, 83%, 29%)
CMYKcmyk(0%, 26.7%, 82.7%, 70.6%)
CIE-LABlab(24.51, 4.13, 28.32)
CIE-LCHlch(24.51, 28.62, 81.70°)
OKLaboklab(35.07% 0.0088 0.0625)
OKLCHoklch(35.07% 0.063 82)
XYZxyz(4.3408, 4.2576, 0.9739)
Luminance0.0426 (WCAG relative)
Temperaturewarm
Familyorange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4B370D #0D214B
analogous
#4B180D #4B370D #404B0D
triadic
#4B370D #0D4B37 #370D4B
tetradic
#4B370D #0D4B18 #0D214B #4B0D40
square
#4B370D #0D4B18 #0D214B #4B0D40
split-complementary
#4B370D #0D404B #180D4B
monochromatic
#1A1305 #1A1305 #4B370D #7F5D16 #B3841F

Accessibility & contrast

On white

11.34
#4B370D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.85
#4B370D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B370D
11.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4B370D#FFFFFF#000000##FFFFFF
##4B370D1.0011.341.8511.34
#FFFFFF11.341.0021.001.00
#0000001.8521.001.0021.00
##FFFFFF11.341.0021.001.00

Color blindness preview

Protanopia (red-blind)
#3F3707
Deuteranopia (green-blind)
#443C0F
Tritanopia (blue-blind)
#52312F
Achromatopsia (no color)
#3A3A3A

Design tokens & code

CSS
--color: #4b370d;
/* rgb */ color: rgb(75, 55, 13);
/* oklch */ color: oklch(35.1% 0.063 82.0);
Tailwind
colors: {
  custom: {
    50: '#806d4f',
    500: '#4b370d',
    950: '#000000',
  },
}
SCSS
$custom: #4b370d;
$custom-light: #806d4f;
$custom-dark: #000000;
JSON
{
  "hex": "#4b370d",
  "rgb": {
    "r": 75,
    "g": 55,
    "b": 13
  },
  "hsl": {
    "h": 40.645,
    "s": 70.455,
    "l": 17.255
  },
  "oklch": {
    "l": 0.35071,
    "c": 0.06311,
    "h": 82
  },
  "luminance": 0.04257
}

Semantic roles & 50–950 ramp

primary
#4B370D
secondary
#2E4A86
accent
#74ED3B
background
#F8F6F4
surface
#EFEBE7
border
#CAC6C3
text
#0B0702
muted
#7C7A78

Preview Lab

Preview with #4B370D

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

Preview Lab → · Contrast checker → · Palette generator →

#4B370D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva