#731F2D#731F2D

#731F2D is a dark, moderate red. Relative luminance 0.048; OKLCH L 37.8% C 0.117 H 15.2°. Best body text is #FFFFFF at 10.70:1 contrast (WCAG AA passes).

Color values

HEX	#731F2D
RGB	rgb(115, 31, 45)
HSL	hsl(350, 58%, 29%)
HSV	hsv(350, 73%, 45%)
CMYK	cmyk(0%, 73%, 60.9%, 54.9%)
CIE-LAB	lab(26.20, 37.53, 12.43)
CIE-LCH	lch(26.20, 39.54, 18.33°)
OKLab	oklab(37.85% 0.1127 0.0307)
OKLCH	oklch(37.85% 0.117 15.2)
XYZ	xyz(8.0346, 4.8154, 2.9885)
Luminance	0.0481 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731F2D #1F7365

analogous

#731F57 #731F2D #733B1F

triadic

#731F2D #2D731F #1F2D73

tetradic

#731F2D #57731F #1F7365 #3B1F73

square

#731F2D #57731F #1F7365 #3B1F73

split-complementary

#731F2D #1F733B #1F5773

monochromatic

#180609 #43121A #731F2D #A32C40 #CC4158

Accessibility & contrast

On white

10.70

#731F2D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#731F2D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731F2D

10.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731F2D	#FFFFFF	#000000	##FFFFFF
##731F2D	1.00	10.70	1.96	10.70
#FFFFFF	10.70	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35332D

Deuteranopia (green-blind)

#4A442B

Tritanopia (blue-blind)

#7E0A25

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #731f2d;
/* rgb */ color: rgb(115, 31, 45);
/* oklch */ color: oklch(37.8% 0.117 15.2);

Tailwind

colors: {
  custom: {
    50: '#a16165',
    500: '#731f2d',
    950: '#000000',
  },
}

SCSS

$custom: #731f2d;
$custom-light: #a16165;
$custom-dark: #000000;

JSON

{
  "hex": "#731f2d",
  "rgb": {
    "r": 115,
    "g": 31,
    "b": 45
  },
  "hsl": {
    "h": 350,
    "s": 57.534,
    "l": 28.627
  },
  "oklch": {
    "l": 0.37847,
    "c": 0.11678,
    "h": 15.2
  },
  "luminance": 0.04814
}

Semantic roles & 50–950 ramp

primary

#731F2D

secondary

#47A797

accent

#E1C747

background

#FAF6F6

surface

#F4EBEB

border

#CEC6C6

text

#100505

muted

#7F7A7A

Preview Lab

Preview with #731F2D

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

Preview Lab → · Contrast checker → · Palette generator →