#731F33#731F33

#731F33 is a dark, moderate red. Relative luminance 0.049; OKLCH L 38.0% C 0.117 H 10.7°. Best body text is #FFFFFF at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#731F33
RGB	rgb(115, 31, 51)
HSL	hsl(346, 58%, 29%)
HSV	hsv(346, 73%, 45%)
CMYK	cmyk(0%, 73%, 55.7%, 54.9%)
CIE-LAB	lab(26.35, 38.03, 8.58)
CIE-LCH	lch(26.35, 38.99, 12.71°)
OKLab	oklab(38% 0.1153 0.0218)
OKLCH	oklch(38% 0.117 10.7)
XYZ	xyz(8.1585, 4.8649, 3.6407)
Luminance	0.0486 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731F33 #1F735F

analogous

#731F5D #731F33 #73351F

triadic

#731F33 #33731F #1F3373

tetradic

#731F33 #5D731F #1F735F #351F73

square

#731F33 #5D731F #1F735F #351F73

split-complementary

#731F33 #1F7335 #1F5D73

monochromatic

#18060B #43121E #731F33 #A32C48 #CC4162

Accessibility & contrast

On white

10.64

#731F33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#731F33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731F33

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731F33	#FFFFFF	#000000	##FFFFFF
##731F33	1.00	10.64	1.97	10.64
#FFFFFF	10.64	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#343333

Deuteranopia (green-blind)

#494531

Tritanopia (blue-blind)

#7E0D27

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #731f33;
/* rgb */ color: rgb(115, 31, 51);
/* oklch */ color: oklch(38.0% 0.117 10.7);

Tailwind

colors: {
  custom: {
    50: '#a0616a',
    500: '#731f33',
    950: '#000000',
  },
}

SCSS

$custom: #731f33;
$custom-light: #a0616a;
$custom-dark: #000000;

JSON

{
  "hex": "#731f33",
  "rgb": {
    "r": 115,
    "g": 31,
    "b": 51
  },
  "hsl": {
    "h": 345.714,
    "s": 57.534,
    "l": 28.627
  },
  "oklch": {
    "l": 0.38001,
    "c": 0.11729,
    "h": 10.7
  },
  "luminance": 0.04864
}

Semantic roles & 50–950 ramp

primary

#731F33

secondary

#47A790

accent

#E1BC47

background

#FAF6F6

surface

#F4EBEB

border

#CEC6C6

text

#100506

muted

#7F7A7A

Preview Lab

Preview with #731F33

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

Preview Lab → · Contrast checker → · Palette generator →