#A23639#A23639

#A23639 is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.1% C 0.143 H 22.5°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#A23639
RGB	rgb(162, 54, 57)
HSL	hsl(358, 50%, 42%)
HSV	hsv(358, 67%, 64%)
CMYK	cmyk(0%, 66.7%, 64.8%, 36.5%)
CIE-LAB	lab(38.93, 44.73, 22.96)
CIE-LCH	lch(38.93, 50.28, 27.17°)
OKLab	oklab(49.08% 0.1319 0.0547)
OKLCH	oklch(49.08% 0.143 22.5)
XYZ	xyz(16.9597, 10.6175, 5.0264)
Luminance	0.1061 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A23639 #36A29F

analogous

#A2366F #A23639 #A26936

triadic

#A23639 #39A236 #3639A2

tetradic

#A23639 #6FA236 #36A29F #6936A2

square

#A23639 #6FA236 #36A29F #6936A2

split-complementary

#A23639 #36A269 #366FA2

monochromatic

#461719 #742729 #A23639 #C55054 #D47E81

Accessibility & contrast

On white

6.72

#A23639 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#A23639 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A23639

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A23639	#FFFFFF	#000000	##FFFFFF
##A23639	1.00	6.72	3.12	6.72
#FFFFFF	6.72	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534D38

Deuteranopia (green-blind)

#6E6436

Tritanopia (blue-blind)

#B21D38

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a23639;
/* rgb */ color: rgb(162, 54, 57);
/* oklch */ color: oklch(49.1% 0.143 22.5);

Tailwind

colors: {
  custom: {
    50: '#c4736f',
    500: '#a23639',
    950: '#000000',
  },
}

SCSS

$custom: #a23639;
$custom-light: #c4736f;
$custom-dark: #000000;

JSON

{
  "hex": "#a23639",
  "rgb": {
    "r": 162,
    "g": 54,
    "b": 57
  },
  "hsl": {
    "h": 358.333,
    "s": 50,
    "l": 42.353
  },
  "oklch": {
    "l": 0.49078,
    "c": 0.1428,
    "h": 22.5
  },
  "luminance": 0.10615
}

Semantic roles & 50–950 ramp

primary

#A23639

secondary

#77BDBB

accent

#DAD64E

background

#FCF7F6

surface

#F9EDEC

border

#D2C8C7

text

#140807

muted

#827B7A

Preview Lab

Preview with #A23639

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

Preview Lab → · Contrast checker → · Palette generator →