#731E28#731E28

#731E28 is a dark, moderate red. Relative luminance 0.047; OKLCH L 37.6% C 0.118 H 18.4°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#731E28
RGB	rgb(115, 30, 40)
HSL	hsl(353, 59%, 28%)
HSV	hsv(353, 74%, 45%)
CMYK	cmyk(0%, 73.9%, 65.2%, 54.9%)
CIE-LAB	lab(25.94, 37.58, 15.45)
CIE-LCH	lch(25.94, 40.63, 22.35°)
OKLab	oklab(37.62% 0.1119 0.0373)
OKLCH	oklch(37.62% 0.118 18.4)
XYZ	xyz(7.9183, 4.7277, 2.5027)
Luminance	0.0473 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731E28 #1E7369

analogous

#731E52 #731E28 #733E1E

triadic

#731E28 #28731E #1E2873

tetradic

#731E28 #52731E #1E7369 #3E1E73

square

#731E28 #52731E #1E7369 #3E1E73

split-complementary

#731E28 #1E733E #1E5273

monochromatic

#180608 #421117 #731E28 #A42B39 #CD3F4F

Accessibility & contrast

On white

10.79

#731E28 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#731E28 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731E28

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731E28	#FFFFFF	#000000	##FFFFFF
##731E28	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#353228

Deuteranopia (green-blind)

#4A4426

Tritanopia (blue-blind)

#7F0622

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #731e28;
/* rgb */ color: rgb(115, 30, 40);
/* oklch */ color: oklch(37.6% 0.118 18.4);

Tailwind

colors: {
  custom: {
    50: '#a16161',
    500: '#731e28',
    950: '#000000',
  },
}

SCSS

$custom: #731e28;
$custom-light: #a16161;
$custom-dark: #000000;

JSON

{
  "hex": "#731e28",
  "rgb": {
    "r": 115,
    "g": 30,
    "b": 40
  },
  "hsl": {
    "h": 352.941,
    "s": 58.621,
    "l": 28.431
  },
  "oklch": {
    "l": 0.37621,
    "c": 0.11791,
    "h": 18.4
  },
  "luminance": 0.04727
}

Semantic roles & 50–950 ramp

primary

#731E28

secondary

#46A79C

accent

#E2CF46

background

#FAF5F5

surface

#F4EAE9

border

#CEC6C5

text

#100505

muted

#7F7979

Preview Lab

Preview with #731E28

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

Preview Lab → · Contrast checker → · Palette generator →