#50370B#50370B

#50370B is a dark, moderate orange. Relative luminance 0.045; OKLCH L 35.7% C 0.067 H 76.8°. Best body text is #FFFFFF at 11.10:1 contrast (WCAG AA passes).

Color values

HEX#50370B
RGBrgb(80, 55, 11)
HSLhsl(38, 76%, 18%)
HSVhsv(38, 86%, 31%)
CMYKcmyk(0%, 31.2%, 86.3%, 68.6%)
CIE-LABlab(25.14, 6.63, 30.07)
CIE-LCHlch(25.14, 30.79, 77.56°)
OKLaboklab(35.71% 0.0154 0.0654)
OKLCHoklch(35.71% 0.067 76.8)
XYZxyz(4.7352, 4.4624, 0.9285)
Luminance0.0446 (WCAG relative)
Temperaturewarm
Familyorange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#50370B #0B2450
analogous
#50150B #50370B #46500B
triadic
#50370B #0B5037 #370B50
tetradic
#50370B #0B5015 #0B2450 #500B46
square
#50370B #0B5015 #0B2450 #500B46
split-complementary
#50370B #0B4650 #150B50
monochromatic
#1B1204 #1B1204 #50370B #865C12 #BC811A

Accessibility & contrast

On white

11.10
#50370B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.89
#50370B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #50370B
11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##50370B#FFFFFF#000000##FFFFFF
##50370B1.0011.101.8911.10
#FFFFFF11.101.0021.001.00
#0000001.8921.001.0021.00
##FFFFFF11.101.0021.001.00

Color blindness preview

Protanopia (red-blind)
#403805
Deuteranopia (green-blind)
#463E0D
Tritanopia (blue-blind)
#58302E
Achromatopsia (no color)
#3C3C3C

Design tokens & code

CSS
--color: #50370b;
/* rgb */ color: rgb(80, 55, 11);
/* oklch */ color: oklch(35.7% 0.067 76.8);
Tailwind
colors: {
  custom: {
    50: '#856d4e',
    500: '#50370b',
    950: '#000000',
  },
}
SCSS
$custom: #50370b;
$custom-light: #856d4e;
$custom-dark: #000000;
JSON
{
  "hex": "#50370b",
  "rgb": {
    "r": 80,
    "g": 55,
    "b": 11
  },
  "hsl": {
    "h": 38.261,
    "s": 75.824,
    "l": 17.843
  },
  "oklch": {
    "l": 0.35713,
    "c": 0.06722,
    "h": 76.8
  },
  "luminance": 0.04462
}

Semantic roles & 50–950 ramp

primary
#50370B
secondary
#2B4E8C
accent
#7AF235
background
#F8F6F4
surface
#F0EBE7
border
#CBC6C3
text
#0B0702
muted
#7C7A78

Preview Lab

Preview with #50370B

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

Preview Lab → · Contrast checker → · Palette generator →

#50370B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva