#A0251D#A0251D

#A0251D is a mid, vivid red. Relative luminance 0.089; OKLCH L 46.5% C 0.161 H 28.7°. Best body text is #FFFFFF at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#A0251D
RGB	rgb(160, 37, 29)
HSL	hsl(4, 69%, 37%)
HSV	hsv(4, 82%, 63%)
CMYK	cmyk(0%, 76.9%, 81.9%, 37.3%)
CIE-LAB	lab(35.77, 49.34, 35.90)
CIE-LCH	lch(35.77, 61.02, 36.04°)
OKLab	oklab(46.53% 0.1408 0.0772)
OKLCH	oklch(46.53% 0.161 28.7)
XYZ	xyz(15.3824, 8.8879, 2.0677)
Luminance	0.0888 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0251D #1D98A0

analogous

#A01D57 #A0251D #A0671D

triadic

#A0251D #1DA025 #251DA0

tetradic

#A0251D #57A01D #1D98A0 #671DA0

square

#A0251D #57A01D #1D98A0 #671DA0

split-complementary

#A0251D #1DA067 #1D57A0

monochromatic

#380D0A #6C1914 #A0251D #D43126 #E15F57

Accessibility & contrast

On white

7.56

#A0251D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#A0251D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A0251D

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0251D	#FFFFFF	#000000	##FFFFFF
##A0251D	1.00	7.56	2.78	7.56
#FFFFFF	7.56	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B431B

Deuteranopia (green-blind)

#695E17

Tritanopia (blue-blind)

#B10025

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #a0251d;
/* rgb */ color: rgb(160, 37, 29);
/* oklch */ color: oklch(46.5% 0.161 28.7);

Tailwind

colors: {
  custom: {
    50: '#c56a5a',
    500: '#a0251d',
    950: '#000000',
  },
}

SCSS

$custom: #a0251d;
$custom-light: #c56a5a;
$custom-dark: #000000;

JSON

{
  "hex": "#a0251d",
  "rgb": {
    "r": 160,
    "g": 37,
    "b": 29
  },
  "hsl": {
    "h": 3.664,
    "s": 69.312,
    "l": 37.059
  },
  "oklch": {
    "l": 0.46526,
    "c": 0.16053,
    "h": 28.7
  },
  "luminance": 0.08885
}

Semantic roles & 50–950 ramp

primary

#A0251D

secondary

#55BDC4

accent

#E1EC3C

background

#FDF6F5

surface

#FAECE9

border

#D3C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A0251D

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

Preview Lab → · Contrast checker → · Palette generator →