#A23921#A23921

#A23921 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.1% C 0.144 H 34.3°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#A23921
RGB	rgb(162, 57, 33)
HSL	hsl(11, 66%, 38%)
HSV	hsv(11, 80%, 64%)
CMYK	cmyk(0%, 64.8%, 79.6%, 36.5%)
CIE-LAB	lab(39.10, 42.19, 37.18)
CIE-LCH	lch(39.10, 56.24, 41.39°)
OKLab	oklab(49.11% 0.1191 0.0811)
OKLCH	oklch(49.11% 0.144 34.3)
XYZ	xyz(16.6398, 10.7198, 2.6315)
Luminance	0.1072 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A23921 #218AA2

analogous

#A22149 #A23921 #A27921

triadic

#A23921 #21A239 #3921A2

tetradic

#A23921 #49A221 #218AA2 #7921A2

square

#A23921 #49A221 #218AA2 #7921A2

split-complementary

#A23921 #21A279 #2149A2

monochromatic

#3C150C #6F2717 #A23921 #D44B2C #DE775F

Accessibility & contrast

On white

6.68

#A23921 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#A23921 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A23921

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A23921	#FFFFFF	#000000	##FFFFFF
##A23921	1.00	6.68	3.14	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574D1D

Deuteranopia (green-blind)

#71651D

Tritanopia (blue-blind)

#B21D34

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a23921;
/* rgb */ color: rgb(162, 57, 33);
/* oklch */ color: oklch(49.1% 0.144 34.3);

Tailwind

colors: {
  custom: {
    50: '#c5745e',
    500: '#a23921',
    950: '#000000',
  },
}

SCSS

$custom: #a23921;
$custom-light: #c5745e;
$custom-dark: #000000;

JSON

{
  "hex": "#a23921",
  "rgb": {
    "r": 162,
    "g": 57,
    "b": 33
  },
  "hsl": {
    "h": 11.163,
    "s": 66.154,
    "l": 38.235
  },
  "oklch": {
    "l": 0.49108,
    "c": 0.14406,
    "h": 34.3
  },
  "luminance": 0.10717
}

Semantic roles & 50–950 ramp

primary

#A23921

secondary

#5CB0C3

accent

#C9E93F

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140804

muted

#837B79

Preview Lab

Preview with #A23921

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

Preview Lab → · Contrast checker → · Palette generator →