#731E10#731E10

#731E10 is a dark, vivid red. Relative luminance 0.046; OKLCH L 37.3% C 0.121 H 32.0°. Best body text is #FFFFFF at 10.92:1 contrast (WCAG AA passes).

Color values

HEX	#731E10
RGB	rgb(115, 30, 16)
HSL	hsl(8, 76%, 26%)
HSV	hsv(8, 86%, 45%)
CMYK	cmyk(0%, 73.9%, 86.1%, 54.9%)
CIE-LAB	lab(25.60, 36.37, 30.14)
CIE-LCH	lch(25.60, 47.24, 39.65°)
OKLab	oklab(37.25% 0.1027 0.0642)
OKLCH	oklch(37.25% 0.121 32)
XYZ	xyz(7.6289, 4.6120, 0.9786)
Luminance	0.0461 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731E10 #106573

analogous

#731033 #731E10 #734F10

triadic

#731E10 #10731E #1E1073

tetradic

#731E10 #337310 #106573 #4F1073

square

#731E10 #337310 #106573 #4F1073

split-complementary

#731E10 #10734F #103373

monochromatic

#1B0704 #3D1009 #731E10 #A92C17 #DE3A1F

Accessibility & contrast

On white

10.92

#731E10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#731E10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731E10

10.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731E10	#FFFFFF	#000000	##FFFFFF
##731E10	1.00	10.92	1.92	10.92
#FFFFFF	10.92	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37310D

Deuteranopia (green-blind)

#4C440C

Tritanopia (blue-blind)

#7F001C

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #731e10;
/* rgb */ color: rgb(115, 30, 16);
/* oklch */ color: oklch(37.3% 0.121 32.0);

Tailwind

colors: {
  custom: {
    50: '#a36050',
    500: '#731e10',
    950: '#000000',
  },
}

SCSS

$custom: #731e10;
$custom-light: #a36050;
$custom-dark: #000000;

JSON

{
  "hex": "#731e10",
  "rgb": {
    "r": 115,
    "g": 30,
    "b": 16
  },
  "hsl": {
    "h": 8.485,
    "s": 75.573,
    "l": 25.686
  },
  "oklch": {
    "l": 0.37253,
    "c": 0.12112,
    "h": 32
  },
  "luminance": 0.04611
}

Semantic roles & 50–950 ramp

primary

#731E10

secondary

#349AAA

accent

#D8F236

background

#FAF5F4

surface

#F4EAE7

border

#CEC6C3

text

#110502

muted

#807978

Preview Lab

Preview with #731E10

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

Preview Lab → · Contrast checker → · Palette generator →