#A23931#A23931

#A23931 is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.3% C 0.141 H 27.7°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#A23931
RGB	rgb(162, 57, 49)
HSL	hsl(4, 54%, 41%)
HSV	hsv(4, 70%, 64%)
CMYK	cmyk(0%, 64.8%, 69.8%, 36.5%)
CIE-LAB	lab(39.30, 42.92, 28.27)
CIE-LCH	lch(39.30, 51.40, 33.37°)
OKLab	oklab(49.31% 0.1246 0.0655)
OKLCH	oklch(49.31% 0.141 27.7)
XYZ	xyz(16.9195, 10.8317, 4.1049)
Luminance	0.1083 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A23931 #319AA2

analogous

#A23162 #A23931 #A27231

triadic

#A23931 #31A239 #3931A2

tetradic

#A23931 #62A231 #319AA2 #7231A2

square

#A23931 #62A231 #319AA2 #7231A2

split-complementary

#A23931 #31A272 #3162A2

monochromatic

#441815 #732823 #A23931 #C85148 #D67E77

Accessibility & contrast

On white

6.63

#A23931 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#A23931 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A23931

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A23931	#FFFFFF	#000000	##FFFFFF
##A23931	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554E2F

Deuteranopia (green-blind)

#70652E

Tritanopia (blue-blind)

#B22038

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a23931;
/* rgb */ color: rgb(162, 57, 49);
/* oklch */ color: oklch(49.3% 0.141 27.7);

Tailwind

colors: {
  custom: {
    50: '#c47569',
    500: '#a23931',
    950: '#000000',
  },
}

SCSS

$custom: #a23931;
$custom-light: #c47569;
$custom-dark: #000000;

JSON

{
  "hex": "#a23931",
  "rgb": {
    "r": 162,
    "g": 57,
    "b": 49
  },
  "hsl": {
    "h": 4.248,
    "s": 53.555,
    "l": 41.373
  },
  "oklch": {
    "l": 0.49313,
    "c": 0.14073,
    "h": 27.7
  },
  "luminance": 0.10829
}

Semantic roles & 50–950 ramp

primary

#A23931

secondary

#71B9BE

accent

#D3DD4B

background

#FCF7F6

surface

#F9EDEB

border

#D2C8C6

text

#140906

muted

#827B7A

Preview Lab

Preview with #A23931

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

Preview Lab → · Contrast checker → · Palette generator →