#A23733#A23733

#A23733 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.1% C 0.142 H 25.9°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#A23733
RGB	rgb(162, 55, 51)
HSL	hsl(2, 52%, 42%)
HSV	hsv(2, 69%, 64%)
CMYK	cmyk(0%, 66%, 68.5%, 36.5%)
CIE-LAB	lab(38.99, 43.93, 26.71)
CIE-LCH	lch(38.99, 51.41, 31.30°)
OKLab	oklab(49.1% 0.1281 0.0623)
OKLCH	oklch(49.1% 0.143 25.9)
XYZ	xyz(16.8658, 10.6551, 4.2999)
Luminance	0.1065 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A23733 #339EA2

analogous

#A23367 #A23733 #A26F33

triadic

#A23733 #33A237 #3733A2

tetradic

#A23733 #67A233 #339EA2 #6F33A2

square

#A23733 #67A233 #339EA2 #6F33A2

split-complementary

#A23733 #33A26F #3367A2

monochromatic

#451716 #732724 #A23733 #C7504C #D57D7A

Accessibility & contrast

On white

6.71

#A23733 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#A23733 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A23733

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A23733	#FFFFFF	#000000	##FFFFFF
##A23733	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544D32

Deuteranopia (green-blind)

#6F6430

Tritanopia (blue-blind)

#B21D37

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a23733;
/* rgb */ color: rgb(162, 55, 51);
/* oklch */ color: oklch(49.1% 0.142 25.9);

Tailwind

colors: {
  custom: {
    50: '#c4746b',
    500: '#a23733',
    950: '#000000',
  },
}

SCSS

$custom: #a23733;
$custom-light: #c4746b;
$custom-dark: #000000;

JSON

{
  "hex": "#a23733",
  "rgb": {
    "r": 162,
    "g": 55,
    "b": 51
  },
  "hsl": {
    "h": 2.162,
    "s": 52.113,
    "l": 41.765
  },
  "oklch": {
    "l": 0.49095,
    "c": 0.1425,
    "h": 25.9
  },
  "luminance": 0.10653
}

Semantic roles & 50–950 ramp

primary

#A23733

secondary

#73BBBE

accent

#D6DC4C

background

#FCF7F6

surface

#F9EDEB

border

#D2C8C6

text

#140806

muted

#827B7A

Preview Lab

Preview with #A23733

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

Preview Lab → · Contrast checker → · Palette generator →