#A13121#A13121

#A13121 is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.0% C 0.150 H 31.1°. Best body text is #FFFFFF at 7.06:1 contrast (WCAG AA passes).

Color values

HEX	#A13121
RGB	rgb(161, 49, 33)
HSL	hsl(8, 66%, 38%)
HSV	hsv(8, 80%, 63%)
CMYK	cmyk(0%, 69.6%, 79.5%, 36.9%)
CIE-LAB	lab(37.64, 45.30, 35.63)
CIE-LCH	lch(37.64, 57.63, 38.19°)
OKLab	oklab(47.97% 0.1288 0.0778)
OKLCH	oklch(47.97% 0.151 31.1)
XYZ	xyz(16.0726, 9.8859, 2.5004)
Luminance	0.0988 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13121 #2191A1

analogous

#A12151 #A13121 #A17121

triadic

#A13121 #21A131 #3121A1

tetradic

#A13121 #51A121 #2191A1 #7121A1

square

#A13121 #51A121 #2191A1 #7121A1

split-complementary

#A13121 #21A171 #2151A1

monochromatic

#3B120C #6E2217 #A13121 #D4412C #DE6E5E

Accessibility & contrast

On white

7.06

#A13121 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#A13121 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A13121

7.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13121	#FFFFFF	#000000	##FFFFFF
##A13121	1.00	7.06	2.98	7.06
#FFFFFF	7.06	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52491E

Deuteranopia (green-blind)

#6D621C

Tritanopia (blue-blind)

#B10A2E

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a13121;
/* rgb */ color: rgb(161, 49, 33);
/* oklch */ color: oklch(48.0% 0.150 31.1);

Tailwind

colors: {
  custom: {
    50: '#c5705d',
    500: '#a13121',
    950: '#000000',
  },
}

SCSS

$custom: #a13121;
$custom-light: #c5705d;
$custom-dark: #000000;

JSON

{
  "hex": "#a13121",
  "rgb": {
    "r": 161,
    "g": 49,
    "b": 33
  },
  "hsl": {
    "h": 7.5,
    "s": 65.979,
    "l": 38.039
  },
  "oklch": {
    "l": 0.47971,
    "c": 0.1505,
    "h": 31.1
  },
  "luminance": 0.09883
}

Semantic roles & 50–950 ramp

primary

#A13121

secondary

#5BB6C3

accent

#D4E93F

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140804

muted

#837B79

Preview Lab

Preview with #A13121

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

Preview Lab → · Contrast checker → · Palette generator →