#A23939#A23939

#A23939 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.4% C 0.139 H 23.7°. Best body text is #FFFFFF at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#A23939
RGB	rgb(162, 57, 57)
HSL	hsl(0, 48%, 43%)
HSV	hsv(0, 65%, 64%)
CMYK	cmyk(0%, 64.8%, 64.8%, 36.5%)
CIE-LAB	lab(39.42, 43.40, 23.58)
CIE-LCH	lch(39.42, 49.39, 28.51°)
OKLab	oklab(49.45% 0.1277 0.0561)
OKLCH	oklch(49.45% 0.139 23.7)
XYZ	xyz(17.1036, 10.9054, 5.0744)
Luminance	0.1090 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A23939 #39A2A2

analogous

#A2396D #A23939 #A26D39

triadic

#A23939 #39A239 #3939A2

tetradic

#A23939 #6DA239 #39A2A2 #6D39A2

square

#A23939 #6DA239 #39A2A2 #6D39A2

split-complementary

#A23939 #39A26D #396DA2

monochromatic

#471919 #752929 #A23939 #C35555 #D38282

Accessibility & contrast

On white

6.60

#A23939 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#A23939 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A23939

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A23939	#FFFFFF	#000000	##FFFFFF
##A23939	1.00	6.60	3.18	6.60
#FFFFFF	6.60	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544F38

Deuteranopia (green-blind)

#6F6536

Tritanopia (blue-blind)

#B2223A

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a23939;
/* rgb */ color: rgb(162, 57, 57);
/* oklch */ color: oklch(49.4% 0.139 23.7);

Tailwind

colors: {
  custom: {
    50: '#c4756f',
    500: '#a23939',
    950: '#000000',
  },
}

SCSS

$custom: #a23939;
$custom-light: #c4756f;
$custom-dark: #000000;

JSON

{
  "hex": "#a23939",
  "rgb": {
    "r": 162,
    "g": 57,
    "b": 57
  },
  "hsl": {
    "h": 0,
    "s": 47.945,
    "l": 42.941
  },
  "oklch": {
    "l": 0.49447,
    "c": 0.13949,
    "h": 23.7
  },
  "luminance": 0.10903
}

Semantic roles & 50–950 ramp

primary

#A23939

secondary

#7ABDBD

accent

#D8D850

background

#FCF7F6

surface

#F9EDEC

border

#D2C8C7

text

#140907

muted

#827B7A

Preview Lab

Preview with #A23939

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

Preview Lab → · Contrast checker → · Palette generator →