#731010#731010

#731010 is a dark, vivid red. Relative luminance 0.041; OKLCH L 35.9% C 0.133 H 27.1°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#731010
RGB	rgb(115, 16, 16)
HSL	hsl(0, 76%, 26%)
HSV	hsv(0, 86%, 45%)
CMYK	cmyk(0%, 86.1%, 86.1%, 54.9%)
CIE-LAB	lab(23.85, 41.26, 28.45)
CIE-LCH	lch(23.85, 50.12, 34.59°)
OKLab	oklab(35.95% 0.118 0.0605)
OKLCH	oklch(35.95% 0.133 27.1)
XYZ	xyz(7.3500, 4.0540, 0.8856)
Luminance	0.0405 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#731010 #107373

analogous

#731041 #731010 #734110

triadic

#731010 #107310 #101073

tetradic

#731010 #417310 #107373 #411073

square

#731010 #417310 #107373 #411073

split-complementary

#731010 #107341 #104173

monochromatic

#1B0404 #3D0909 #731010 #A91717 #DE1F1F

Accessibility & contrast

On white

11.60

#731010 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#731010 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #731010

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##731010	#FFFFFF	#000000	##FFFFFF
##731010	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312B0E

Deuteranopia (green-blind)

#49400B

Tritanopia (blue-blind)

#7F0012

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #731010;
/* rgb */ color: rgb(115, 16, 16);
/* oklch */ color: oklch(35.9% 0.133 27.1);

Tailwind

colors: {
  custom: {
    50: '#a45a4f',
    500: '#731010',
    950: '#000000',
  },
}

SCSS

$custom: #731010;
$custom-light: #a45a4f;
$custom-dark: #000000;

JSON

{
  "hex": "#731010",
  "rgb": {
    "r": 115,
    "g": 16,
    "b": 16
  },
  "hsl": {
    "h": 0,
    "s": 75.573,
    "l": 25.686
  },
  "oklch": {
    "l": 0.35948,
    "c": 0.13259,
    "h": 27.1
  },
  "luminance": 0.04053
}

Semantic roles & 50–950 ramp

primary

#731010

secondary

#34AAAA

accent

#F2F236

background

#FBF5F4

surface

#F6E9E7

border

#D0C5C3

text

#110402

muted

#807978

Preview Lab

Preview with #731010

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

Preview Lab → · Contrast checker → · Palette generator →