#731A2A#731A2A

#731A2A is a dark, vivid red. Relative luminance 0.046; OKLCH L 37.2% C 0.122 H 15.6°. Best body text is #FFFFFF at 10.99:1 contrast (WCAG AA passes).

Color values

HEX	#731A2A
RGB	rgb(115, 26, 42)
HSL	hsl(349, 63%, 28%)
HSV	hsv(349, 77%, 45%)
CMYK	cmyk(0%, 77.4%, 63.5%, 54.9%)
CIE-LAB	lab(25.42, 39.30, 13.41)
CIE-LCH	lch(25.42, 41.52, 18.85°)
OKLab	oklab(37.24% 0.1178 0.0328)
OKLCH	oklch(37.24% 0.122 15.6)
XYZ	xyz(7.8583, 4.5519, 2.6549)
Luminance	0.0455 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731A2A #1A7363

analogous

#731A57 #731A2A #73361A

triadic

#731A2A #2A731A #1A2A73

tetradic

#731A2A #57731A #1A7363 #361A73

square

#731A2A #57731A #1A7363 #361A73

split-complementary

#731A2A #1A7336 #1A5773

monochromatic

#190609 #410F18 #731A2A #A5253C #D23652

Accessibility & contrast

On white

10.99

#731A2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#731A2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731A2A

10.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731A2A	#FFFFFF	#000000	##FFFFFF
##731A2A	1.00	10.99	1.91	10.99
#FFFFFF	10.99	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#32302A

Deuteranopia (green-blind)

#494328

Tritanopia (blue-blind)

#7E0021

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #731a2a;
/* rgb */ color: rgb(115, 26, 42);
/* oklch */ color: oklch(37.2% 0.122 15.6);

Tailwind

colors: {
  custom: {
    50: '#a15f63',
    500: '#731a2a',
    950: '#000000',
  },
}

SCSS

$custom: #731a2a;
$custom-light: #a15f63;
$custom-dark: #000000;

JSON

{
  "hex": "#731a2a",
  "rgb": {
    "r": 115,
    "g": 26,
    "b": 42
  },
  "hsl": {
    "h": 349.213,
    "s": 63.121,
    "l": 27.647
  },
  "oklch": {
    "l": 0.37243,
    "c": 0.12222,
    "h": 15.6
  },
  "luminance": 0.04551
}

Semantic roles & 50–950 ramp

primary

#731A2A

secondary

#41A895

accent

#E6C942

background

#FAF5F5

surface

#F4EAEA

border

#CEC6C6

text

#100505

muted

#7F7979

Preview Lab

Preview with #731A2A

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

Preview Lab → · Contrast checker → · Palette generator →