#A0301C#A0301C

#A0301C is a mid, vivid red. Relative luminance 0.097; OKLCH L 47.6% C 0.151 H 32.5°. Best body text is #FFFFFF at 7.16:1 contrast (WCAG AA passes).

Color values

HEX	#A0301C
RGB	rgb(160, 48, 28)
HSL	hsl(9, 70%, 37%)
HSV	hsv(9, 83%, 63%)
CMYK	cmyk(0%, 70%, 82.5%, 37.3%)
CIE-LAB	lab(37.25, 45.20, 37.88)
CIE-LCH	lch(37.25, 58.97, 39.96°)
OKLab	oklab(47.63% 0.1276 0.0812)
OKLCH	oklch(47.63% 0.151 32.5)
XYZ	xyz(15.7656, 9.6737, 2.1355)
Luminance	0.0967 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A0301C #1C8CA0

analogous

#A01C4A #A0301C #A0721C

triadic

#A0301C #1CA030 #301CA0

tetradic

#A0301C #4AA01C #1C8CA0 #721CA0

square

#A0301C #4AA01C #1C8CA0 #721CA0

split-complementary

#A0301C #1CA072 #1C4AA0

monochromatic

#38110A #6C2013 #A0301C #D44025 #E16A55

Accessibility & contrast

On white

7.16

#A0301C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.93

#A0301C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A0301C

7.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A0301C	#FFFFFF	#000000	##FFFFFF
##A0301C	1.00	7.16	2.93	7.16
#FFFFFF	7.16	1.00	21.00	1.00
#000000	2.93	21.00	1.00	21.00
##FFFFFF	7.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514819

Deuteranopia (green-blind)

#6D6117

Tritanopia (blue-blind)

#B1052C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a0301c;
/* rgb */ color: rgb(160, 48, 28);
/* oklch */ color: oklch(47.6% 0.151 32.5);

Tailwind

colors: {
  custom: {
    50: '#c56f5a',
    500: '#a0301c',
    950: '#000000',
  },
}

SCSS

$custom: #a0301c;
$custom-light: #c56f5a;
$custom-dark: #000000;

JSON

{
  "hex": "#a0301c",
  "rgb": {
    "r": 160,
    "g": 48,
    "b": 28
  },
  "hsl": {
    "h": 9.091,
    "s": 70.213,
    "l": 36.863
  },
  "oklch": {
    "l": 0.47631,
    "c": 0.15125,
    "h": 32.5
  },
  "luminance": 0.09671
}

Semantic roles & 50–950 ramp

primary

#A0301C

secondary

#53B3C4

accent

#D2ED3B

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140804

muted

#837B79

Preview Lab

Preview with #A0301C

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

Preview Lab → · Contrast checker → · Palette generator →