#A23821#A23821

#A23821 is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.0% C 0.145 H 33.8°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#A23821
RGB	rgb(162, 56, 33)
HSL	hsl(11, 66%, 38%)
HSV	hsv(11, 80%, 64%)
CMYK	cmyk(0%, 65.4%, 79.6%, 36.5%)
CIE-LAB	lab(38.94, 42.64, 37.01)
CIE-LCH	lch(38.94, 56.46, 40.96°)
OKLab	oklab(48.98% 0.1204 0.0808)
OKLCH	oklch(48.98% 0.145 33.8)
XYZ	xyz(16.5908, 10.6219, 2.6152)
Luminance	0.1062 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A23821 #218BA2

analogous

#A2214A #A23821 #A27821

triadic

#A23821 #21A238 #3821A2

tetradic

#A23821 #4AA221 #218BA2 #7821A2

square

#A23821 #4AA221 #218BA2 #7821A2

split-complementary

#A23821 #21A278 #214AA2

monochromatic

#3C150C #6F2617 #A23821 #D44A2C #DE765F

Accessibility & contrast

On white

6.72

#A23821 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#A23821 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A23821

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A23821	#FFFFFF	#000000	##FFFFFF
##A23821	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)

#564D1E

Deuteranopia (green-blind)

#70641D

Tritanopia (blue-blind)

#B21B33

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a23821;
/* rgb */ color: rgb(162, 56, 33);
/* oklch */ color: oklch(49.0% 0.145 33.8);

Tailwind

colors: {
  custom: {
    50: '#c5745e',
    500: '#a23821',
    950: '#000000',
  },
}

SCSS

$custom: #a23821;
$custom-light: #c5745e;
$custom-dark: #000000;

JSON

{
  "hex": "#a23821",
  "rgb": {
    "r": 162,
    "g": 56,
    "b": 33
  },
  "hsl": {
    "h": 10.698,
    "s": 66.154,
    "l": 38.235
  },
  "oklch": {
    "l": 0.48981,
    "c": 0.145,
    "h": 33.8
  },
  "luminance": 0.1062
}

Semantic roles & 50–950 ramp

primary

#A23821

secondary

#5CB1C3

accent

#CBE93F

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140804

muted

#837B79

Preview Lab

Preview with #A23821

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

Preview Lab → · Contrast checker → · Palette generator →