#311803#311803

#311803 is a very dark, muted orange. Relative luminance 0.013; OKLCH L 24.0% C 0.052 H 58.2°. Best body text is #FFFFFF at 16.63:1 contrast (WCAG AA passes).

Color values

HEX#311803
RGBrgb(49, 24, 3)
HSLhsl(27, 88%, 10%)
HSVhsv(27, 94%, 19%)
CMYKcmyk(0%, 51%, 93.9%, 80.8%)
CIE-LABlab(11.37, 10.45, 15.95)
CIE-LCHlch(11.37, 19.07, 56.78°)
OKLaboklab(23.98% 0.0274 0.0442)
OKLCHoklch(23.98% 0.052 58.2)
XYZxyz(1.6098, 1.3130, 0.2548)
Luminance0.0131 (WCAG relative)
Temperaturewarm
Familyorange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#311803 #031C31
analogous
#310305 #311803 #312F03
triadic
#311803 #033118 #180331
tetradic
#311803 #053103 #031C31 #2F0331
square
#311803 #053103 #031C31 #2F0331
split-complementary
#311803 #03312F #030531
monochromatic
#1D0E02 #1D0E02 #311803 #6B3407 #A4500A

Accessibility & contrast

On white

16.63
#311803 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.26
#311803 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311803
16.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##311803#FFFFFF#000000##FFFFFF
##3118031.0016.631.2616.63
#FFFFFF16.631.0021.001.00
#0000001.2621.001.0021.00
##FFFFFF16.631.0021.001.00

Color blindness preview

Protanopia (red-blind)
#201B01
Deuteranopia (green-blind)
#252003
Tritanopia (blue-blind)
#371213
Achromatopsia (no color)
#1E1E1E

Design tokens & code

CSS
--color: #311803;
/* rgb */ color: rgb(49, 24, 3);
/* oklch */ color: oklch(24.0% 0.052 58.2);
Tailwind
colors: {
  custom: {
    50: '#6b5548',
    500: '#311803',
    950: '#000000',
  },
}
SCSS
$custom: #311803;
$custom-light: #6b5548;
$custom-dark: #000000;
JSON
{
  "hex": "#311803",
  "rgb": {
    "r": 49,
    "g": 24,
    "b": 3
  },
  "hsl": {
    "h": 27.391,
    "s": 88.462,
    "l": 10.196
  },
  "oklch": {
    "l": 0.23977,
    "c": 0.05196,
    "h": 58.2
  },
  "luminance": 0.01313
}

Semantic roles & 50–950 ramp

primary
#311803
secondary
#1B4C74
accent
#9DFF29
background
#F6F4F4
surface
#ECE7E6
border
#C7C3C2
text
#070300
muted
#7A7877

Preview Lab

Preview with #311803

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

Preview Lab → · Contrast checker → · Palette generator →

#311803 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva