#A01931#A01931

#A01931 is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.9% C 0.168 H 18.5°. Best body text is #FFFFFF at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#A01931
RGB	rgb(160, 25, 49)
HSL	hsl(349, 73%, 36%)
HSV	hsv(349, 84%, 63%)
CMYK	cmyk(0%, 84.4%, 69.4%, 37.3%)
CIE-LAB	lab(34.79, 53.67, 22.70)
CIE-LCH	lch(34.79, 58.28, 22.93°)
OKLab	oklab(45.88% 0.159 0.0532)
OKLCH	oklch(45.88% 0.168 18.5)
XYZ	xyz(15.4010, 8.3930, 3.7142)
Luminance	0.0839 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A01931 #19A088

analogous

#A01975 #A01931 #A04519

triadic

#A01931 #31A019 #1931A0

tetradic

#A01931 #75A019 #19A088 #4519A0

square

#A01931 #75A019 #19A088 #4519A0

split-complementary

#A01931 #19A045 #1975A0

monochromatic

#360811 #6B1121 #A01931 #D52141 #E4506A

Accessibility & contrast

On white

7.84

#A01931 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#A01931 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01931

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A01931	#FFFFFF	#000000	##FFFFFF
##A01931	1.00	7.84	2.68	7.84
#FFFFFF	7.84	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#444031

Deuteranopia (green-blind)

#655C2D

Tritanopia (blue-blind)

#B00024

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a01931;
/* rgb */ color: rgb(160, 25, 49);
/* oklch */ color: oklch(45.9% 0.168 18.5);

Tailwind

colors: {
  custom: {
    50: '#c46668',
    500: '#a01931',
    950: '#000000',
  },
}

SCSS

$custom: #a01931;
$custom-light: #c46668;
$custom-dark: #000000;

JSON

{
  "hex": "#a01931",
  "rgb": {
    "r": 160,
    "g": 25,
    "b": 49
  },
  "hsl": {
    "h": 349.333,
    "s": 72.973,
    "l": 36.275
  },
  "oklch": {
    "l": 0.45884,
    "c": 0.16766,
    "h": 18.5
  },
  "luminance": 0.08391
}

Semantic roles & 50–950 ramp

primary

#A01931

secondary

#4FC6B1

accent

#F0CF38

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140706

muted

#837A7A

Preview Lab

Preview with #A01931

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

Preview Lab → · Contrast checker → · Palette generator →