#73311D#73311D

#73311D is a dark, moderate red. Relative luminance 0.059; OKLCH L 40.0% C 0.099 H 37.4°. Best body text is #FFFFFF at 9.61:1 contrast (WCAG AA passes).

Color values

HEX	#73311D
RGB	rgb(115, 49, 29)
HSL	hsl(14, 60%, 28%)
HSV	hsv(14, 75%, 45%)
CMYK	cmyk(0%, 57.4%, 74.8%, 54.9%)
CIE-LAB	lab(29.24, 27.64, 26.44)
CIE-LCH	lch(29.24, 38.25, 43.73°)
OKLab	oklab(40.04% 0.0784 0.06)
OKLCH	oklch(40.04% 0.099 37.4)
XYZ	xyz(8.3911, 5.9312, 1.8651)
Luminance	0.0593 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#73311D #1D5F73

analogous

#731D34 #73311D #735C1D

triadic

#73311D #1D7331 #311D73

tetradic

#73311D #34731D #1D5F73 #5C1D73

square

#73311D #34731D #1D5F73 #5C1D73

split-complementary

#73311D #1D735C #1D3473

monochromatic

#180A06 #421C11 #73311D #A44629 #CE5E3C

Accessibility & contrast

On white

9.61

#73311D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.19

#73311D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #73311D

9.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##73311D	#FFFFFF	#000000	##FFFFFF
##73311D	1.00	9.61	2.19	9.61
#FFFFFF	9.61	1.00	21.00	1.00
#000000	2.19	21.00	1.00	21.00
##FFFFFF	9.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433C1B

Deuteranopia (green-blind)

#534A1B

Tritanopia (blue-blind)

#7F232D

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #73311d;
/* rgb */ color: rgb(115, 49, 29);
/* oklch */ color: oklch(40.0% 0.099 37.4);

Tailwind

colors: {
  custom: {
    50: '#a16b5a',
    500: '#73311d',
    950: '#000000',
  },
}

SCSS

$custom: #73311d;
$custom-light: #a16b5a;
$custom-dark: #000000;

JSON

{
  "hex": "#73311d",
  "rgb": {
    "r": 115,
    "g": 49,
    "b": 29
  },
  "hsl": {
    "h": 13.953,
    "s": 59.722,
    "l": 28.235
  },
  "oklch": {
    "l": 0.40042,
    "c": 0.09868,
    "h": 37.4
  },
  "luminance": 0.0593
}

Semantic roles & 50–950 ramp

primary

#73311D

secondary

#4590A7

accent

#BEE345

background

#FAF6F5

surface

#F4EBE9

border

#CEC6C5

text

#100703

muted

#7F7A78

Preview Lab

Preview with #73311D

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

Preview Lab → · Contrast checker → · Palette generator →