#A7301D#A7301D

#A7301D is a mid, vivid red. Relative luminance 0.104; OKLCH L 48.9% C 0.158 H 31.8°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#A7301D
RGB	rgb(167, 48, 29)
HSL	hsl(8, 70%, 38%)
HSV	hsv(8, 83%, 65%)
CMYK	cmyk(0%, 71.3%, 82.6%, 34.5%)
CIE-LAB	lab(38.59, 47.62, 39.09)
CIE-LCH	lch(38.59, 61.61, 39.39°)
OKLab	oklab(48.88% 0.1346 0.0835)
OKLCH	oklch(48.88% 0.158 31.8)
XYZ	xyz(17.2171, 10.4207, 2.2670)
Luminance	0.1042 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A7301D #1D94A7

analogous

#A71D4F #A7301D #A7751D

triadic

#A7301D #1DA730 #301DA7

tetradic

#A7301D #4FA71D #1D94A7 #751DA7

square

#A7301D #4FA71D #1D94A7 #751DA7

split-complementary

#A7301D #1DA775 #1D4FA7

monochromatic

#3F120B #732114 #A7301D #DA4028 #E36E5C

Accessibility & contrast

On white

6.81

#A7301D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#A7301D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A7301D

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A7301D	#FFFFFF	#000000	##FFFFFF
##A7301D	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534A19

Deuteranopia (green-blind)

#716417

Tritanopia (blue-blind)

#B8002D

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a7301d;
/* rgb */ color: rgb(167, 48, 29);
/* oklch */ color: oklch(48.9% 0.158 31.8);

Tailwind

colors: {
  custom: {
    50: '#ca705b',
    500: '#a7301d',
    950: '#000000',
  },
}

SCSS

$custom: #a7301d;
$custom-light: #ca705b;
$custom-dark: #000000;

JSON

{
  "hex": "#a7301d",
  "rgb": {
    "r": 167,
    "g": 48,
    "b": 29
  },
  "hsl": {
    "h": 8.261,
    "s": 70.408,
    "l": 38.431
  },
  "oklch": {
    "l": 0.48879,
    "c": 0.15843,
    "h": 31.8
  },
  "luminance": 0.10418
}

Semantic roles & 50–950 ramp

primary

#A7301D

secondary

#59B8C7

accent

#D5ED3B

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #A7301D

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

Preview Lab → · Contrast checker → · Palette generator →