#731510#731510

#731510 is a dark, vivid red. Relative luminance 0.042; OKLCH L 36.3% C 0.129 H 28.6°. Best body text is #FFFFFF at 11.39:1 contrast (WCAG AA passes).

Color values

HEX	#731510
RGB	rgb(115, 21, 16)
HSL	hsl(3, 76%, 26%)
HSV	hsv(3, 86%, 45%)
CMYK	cmyk(0%, 81.7%, 86.1%, 54.9%)
CIE-LAB	lab(24.39, 39.74, 28.98)
CIE-LCH	lch(24.39, 49.19, 36.10°)
OKLab	oklab(36.35% 0.1132 0.0616)
OKLCH	oklch(36.35% 0.129 28.6)
XYZ	xyz(7.4328, 4.2198, 0.9132)
Luminance	0.0422 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731510 #106E73

analogous

#73103C #731510 #734610

triadic

#731510 #107315 #151073

tetradic

#731510 #3C7310 #106E73 #461073

square

#731510 #3C7310 #106E73 #461073

split-complementary

#731510 #107346 #103C73

monochromatic

#1B0504 #3D0B09 #731510 #A91F17 #DE291F

Accessibility & contrast

On white

11.39

#731510 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#731510 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731510

11.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731510	#FFFFFF	#000000	##FFFFFF
##731510	1.00	11.39	1.84	11.39
#FFFFFF	11.39	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#332D0E

Deuteranopia (green-blind)

#4A410B

Tritanopia (blue-blind)

#7F0015

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #731510;
/* rgb */ color: rgb(115, 21, 16);
/* oklch */ color: oklch(36.3% 0.129 28.6);

Tailwind

colors: {
  custom: {
    50: '#a45c4f',
    500: '#731510',
    950: '#000000',
  },
}

SCSS

$custom: #731510;
$custom-light: #a45c4f;
$custom-dark: #000000;

JSON

{
  "hex": "#731510",
  "rgb": {
    "r": 115,
    "g": 21,
    "b": 16
  },
  "hsl": {
    "h": 3.03,
    "s": 75.573,
    "l": 25.686
  },
  "oklch": {
    "l": 0.36346,
    "c": 0.12892,
    "h": 28.6
  },
  "luminance": 0.04219
}

Semantic roles & 50–950 ramp

primary

#731510

secondary

#34A4AA

accent

#E9F236

background

#FBF5F4

surface

#F5E9E7

border

#CFC5C3

text

#110402

muted

#807978

Preview Lab

Preview with #731510

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

Preview Lab → · Contrast checker → · Palette generator →