#A33E22#A33E22

#A33E22 is a mid, vivid red. Relative luminance 0.113; OKLCH L 49.9% C 0.140 H 36.1°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#A33E22
RGB	rgb(163, 62, 34)
HSL	hsl(13, 65%, 39%)
HSV	hsv(13, 79%, 64%)
CMYK	cmyk(0%, 62%, 79.1%, 36.1%)
CIE-LAB	lab(40.16, 40.28, 37.78)
CIE-LCH	lch(40.16, 55.23, 43.17°)
OKLab	oklab(49.94% 0.1132 0.0826)
OKLCH	oklch(49.94% 0.14 36.1)
XYZ	xyz(17.1175, 11.3497, 2.8024)
Luminance	0.1135 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33E22 #2287A3

analogous

#A32246 #A33E22 #A37E22

triadic

#A33E22 #22A33E #3E22A3

tetradic

#A33E22 #46A322 #2287A3 #7E22A3

square

#A33E22 #46A322 #2287A3 #7E22A3

split-complementary

#A33E22 #22A37E #2246A3

monochromatic

#3E170D #702B17 #A33E22 #D4522F #DE7C61

Accessibility & contrast

On white

6.42

#A33E22 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#A33E22 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33E22

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33E22	#FFFFFF	#000000	##FFFFFF
##A33E22	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A511E

Deuteranopia (green-blind)

#73671E

Tritanopia (blue-blind)

#B32538

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #a33e22;
/* rgb */ color: rgb(163, 62, 34);
/* oklch */ color: oklch(49.9% 0.140 36.1);

Tailwind

colors: {
  custom: {
    50: '#c6775f',
    500: '#a33e22',
    950: '#000000',
  },
}

SCSS

$custom: #a33e22;
$custom-light: #c6775f;
$custom-dark: #000000;

JSON

{
  "hex": "#a33e22",
  "rgb": {
    "r": 163,
    "g": 62,
    "b": 34
  },
  "hsl": {
    "h": 13.023,
    "s": 65.482,
    "l": 38.627
  },
  "oklch": {
    "l": 0.49943,
    "c": 0.14018,
    "h": 36.1
  },
  "luminance": 0.11347
}

Semantic roles & 50–950 ramp

primary

#A33E22

secondary

#5EADC3

accent

#C4E83F

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140905

muted

#837B79

Preview Lab

Preview with #A33E22

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

Preview Lab → · Contrast checker → · Palette generator →