#731C2C#731C2C

#731C2C is a dark, vivid red. Relative luminance 0.047; OKLCH L 37.5% C 0.120 H 14.8°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#731C2C
RGB	rgb(115, 28, 44)
HSL	hsl(349, 61%, 28%)
HSV	hsv(349, 76%, 45%)
CMYK	cmyk(0%, 75.7%, 61.7%, 54.9%)
CIE-LAB	lab(25.74, 38.68, 12.49)
CIE-LCH	lch(25.74, 40.64, 17.89°)
OKLab	oklab(37.49% 0.1162 0.0308)
OKLCH	oklch(37.49% 0.12 14.8)
XYZ	xyz(7.9409, 4.6583, 2.8634)
Luminance	0.0466 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731C2C #1C7363

analogous

#731C57 #731C2C #73381C

triadic

#731C2C #2C731C #1C2C73

tetradic

#731C2C #57731C #1C7363 #381C73

square

#731C2C #57731C #1C7363 #381C73

split-complementary

#731C2C #1C7338 #1C5773

monochromatic

#190609 #421019 #731C2C #A4283F #CF3A56

Accessibility & contrast

On white

10.87

#731C2C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#731C2C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731C2C

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731C2C	#FFFFFF	#000000	##FFFFFF
##731C2C	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#33312C

Deuteranopia (green-blind)

#49442A

Tritanopia (blue-blind)

#7E0423

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #731c2c;
/* rgb */ color: rgb(115, 28, 44);
/* oklch */ color: oklch(37.5% 0.120 14.8);

Tailwind

colors: {
  custom: {
    50: '#a16064',
    500: '#731c2c',
    950: '#000000',
  },
}

SCSS

$custom: #731c2c;
$custom-light: #a16064;
$custom-dark: #000000;

JSON

{
  "hex": "#731c2c",
  "rgb": {
    "r": 115,
    "g": 28,
    "b": 44
  },
  "hsl": {
    "h": 348.966,
    "s": 60.839,
    "l": 28.039
  },
  "oklch": {
    "l": 0.37495,
    "c": 0.12015,
    "h": 14.8
  },
  "luminance": 0.04657
}

Semantic roles & 50–950 ramp

primary

#731C2C

secondary

#43A795

accent

#E4C744

background

#FAF5F6

surface

#F4EAEB

border

#CEC6C6

text

#100505

muted

#7F797A

Preview Lab

Preview with #731C2C

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

Preview Lab → · Contrast checker → · Palette generator →