#731F2A#731F2A

#731F2A is a dark, moderate red. Relative luminance 0.048; OKLCH L 37.8% C 0.117 H 17.4°. Best body text is #FFFFFF at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#731F2A
RGB	rgb(115, 31, 42)
HSL	hsl(352, 58%, 29%)
HSV	hsv(352, 73%, 45%)
CMYK	cmyk(0%, 73%, 63.5%, 54.9%)
CIE-LAB	lab(26.14, 37.30, 14.36)
CIE-LCH	lch(26.14, 39.97, 21.06°)
OKLab	oklab(37.78% 0.1114 0.035)
OKLCH	oklch(37.78% 0.117 17.4)
XYZ	xyz(7.9789, 4.7931, 2.6951)
Luminance	0.0479 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731F2A #1F7368

analogous

#731F54 #731F2A #733E1F

triadic

#731F2A #2A731F #1F2A73

tetradic

#731F2A #54731F #1F7368 #3E1F73

square

#731F2A #54731F #1F7368 #3E1F73

split-complementary

#731F2A #1F733E #1F5473

monochromatic

#180609 #431218 #731F2A #A32C3C #CC4153

Accessibility & contrast

On white

10.72

#731F2A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#731F2A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731F2A

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731F2A	#FFFFFF	#000000	##FFFFFF
##731F2A	1.00	10.72	1.96	10.72
#FFFFFF	10.72	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35332A

Deuteranopia (green-blind)

#4B4428

Tritanopia (blue-blind)

#7E0924

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #731f2a;
/* rgb */ color: rgb(115, 31, 42);
/* oklch */ color: oklch(37.8% 0.117 17.4);

Tailwind

colors: {
  custom: {
    50: '#a16163',
    500: '#731f2a',
    950: '#000000',
  },
}

SCSS

$custom: #731f2a;
$custom-light: #a16163;
$custom-dark: #000000;

JSON

{
  "hex": "#731f2a",
  "rgb": {
    "r": 115,
    "g": 31,
    "b": 42
  },
  "hsl": {
    "h": 352.143,
    "s": 57.534,
    "l": 28.627
  },
  "oklch": {
    "l": 0.37777,
    "c": 0.11674,
    "h": 17.4
  },
  "luminance": 0.04792
}

Semantic roles & 50–950 ramp

primary

#731F2A

secondary

#47A79A

accent

#E1CD47

background

#FAF5F5

surface

#F4EAEA

border

#CEC6C6

text

#100505

muted

#7F7979

Preview Lab

Preview with #731F2A

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

Preview Lab → · Contrast checker → · Palette generator →