#731811#731811

#731811 is a dark, vivid red. Relative luminance 0.043; OKLCH L 36.6% C 0.126 H 29.2°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX#731811
RGBrgb(115, 24, 17)
HSLhsl(4, 74%, 26%)
HSVhsv(4, 85%, 45%)
CMYKcmyk(0%, 79.1%, 85.2%, 54.9%)
CIE-LABlab(24.76, 38.74, 28.78)
CIE-LCHlch(24.76, 48.26, 36.61°)
OKLaboklab(36.63% 0.1103 0.0616)
OKLCHoklch(36.63% 0.126 29.2)
XYZxyz(7.4990, 4.3398, 0.9730)
Luminance0.0434 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#731811 #116C73
analogous
#73113B #731811 #734911
triadic
#731811 #117318 #181173
tetradic
#731811 #3B7311 #116C73 #491173
square
#731811 #3B7311 #116C73 #491173
split-complementary
#731811 #117349 #113B73
monochromatic
#1B0604 #3E0D09 #731811 #A82319 #DE2E21

Accessibility & contrast

On white

11.24
#731811 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.87
#731811 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731811
11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##731811#FFFFFF#000000##FFFFFF
##7318111.0011.241.8711.24
#FFFFFF11.241.0021.001.00
#0000001.8721.001.0021.00
##FFFFFF11.241.0021.001.00

Color blindness preview

Protanopia (red-blind)
#342E0F
Deuteranopia (green-blind)
#4B420C
Tritanopia (blue-blind)
#7F0017
Achromatopsia (no color)
#3B3B3B

Design tokens & code

CSS
--color: #731811;
/* rgb */ color: rgb(115, 24, 17);
/* oklch */ color: oklch(36.6% 0.126 29.2);
Tailwind
colors: {
  custom: {
    50: '#a35d50',
    500: '#731811',
    950: '#000000',
  },
}
SCSS
$custom: #731811;
$custom-light: #a35d50;
$custom-dark: #000000;
JSON
{
  "hex": "#731811",
  "rgb": {
    "r": 115,
    "g": 24,
    "b": 17
  },
  "hsl": {
    "h": 4.286,
    "s": 74.242,
    "l": 25.882
  },
  "oklch": {
    "l": 0.36632,
    "c": 0.12632,
    "h": 29.2
  },
  "luminance": 0.04339
}

Semantic roles & 50–950 ramp

primary
#731811
secondary
#36A2AA
accent
#E4F137
background
#FAF5F4
surface
#F5E9E7
border
#CFC5C3
text
#110502
muted
#807978

Preview Lab

Preview with #731811

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

Preview Lab → · Contrast checker → · Palette generator →

#731811 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva