#A0251C#A0251C

#A0251C is a mid, vivid red. Relative luminance 0.089; OKLCH L 46.5% C 0.161 H 29.0°. Best body text is #FFFFFF at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#A0251C
RGB	rgb(160, 37, 28)
HSL	hsl(4, 70%, 37%)
HSV	hsv(4, 83%, 63%)
CMYK	cmyk(0%, 76.9%, 82.5%, 37.3%)
CIE-LAB	lab(35.76, 49.31, 36.44)
CIE-LCH	lch(35.76, 61.31, 36.46°)
OKLab	oklab(46.52% 0.1405 0.078)
OKLCH	oklch(46.52% 0.161 29)
XYZ	xyz(15.3702, 8.8830, 2.0037)
Luminance	0.0888 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0251C #1C97A0

analogous

#A01C55 #A0251C #A0671C

triadic

#A0251C #1CA025 #251CA0

tetradic

#A0251C #55A01C #1C97A0 #671CA0

square

#A0251C #55A01C #1C97A0 #671CA0

split-complementary

#A0251C #1CA067 #1C55A0

monochromatic

#380D0A #6C1913 #A0251C #D43125 #E15F55

Accessibility & contrast

On white

7.56

#A0251C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#A0251C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A0251C

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0251C	#FFFFFF	#000000	##FFFFFF
##A0251C	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)

#4B4319

Deuteranopia (green-blind)

#695E16

Tritanopia (blue-blind)

#B10024

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #a0251c;
/* rgb */ color: rgb(160, 37, 28);
/* oklch */ color: oklch(46.5% 0.161 29.0);

Tailwind

colors: {
  custom: {
    50: '#c56a59',
    500: '#a0251c',
    950: '#000000',
  },
}

SCSS

$custom: #a0251c;
$custom-light: #c56a59;
$custom-dark: #000000;

JSON

{
  "hex": "#a0251c",
  "rgb": {
    "r": 160,
    "g": 37,
    "b": 28
  },
  "hsl": {
    "h": 4.091,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.46516,
    "c": 0.16066,
    "h": 29
  },
  "luminance": 0.08881
}

Semantic roles & 50–950 ramp

primary

#A0251C

secondary

#53BDC4

accent

#E1ED3B

background

#FDF6F5

surface

#FAECE9

border

#D3C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #A0251C

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

Preview Lab → · Contrast checker → · Palette generator →