#A33223#A33223

#A33223 is a mid, vivid red. Relative luminance 0.102; OKLCH L 48.5% C 0.151 H 30.7°. Best body text is #FFFFFF at 6.91:1 contrast (WCAG AA passes).

Color values

HEX	#A33223
RGB	rgb(163, 50, 35)
HSL	hsl(7, 65%, 39%)
HSV	hsv(7, 79%, 64%)
CMYK	cmyk(0%, 69.3%, 78.5%, 36.1%)
CIE-LAB	lab(38.18, 45.65, 35.20)
CIE-LCH	lch(38.18, 57.65, 37.64°)
OKLab	oklab(48.46% 0.1301 0.0773)
OKLCH	oklch(48.46% 0.151 30.7)
XYZ	xyz(16.5501, 10.1916, 2.6855)
Luminance	0.1019 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33223 #2394A3

analogous

#A32354 #A33223 #A37223

triadic

#A33223 #23A332 #3223A3

tetradic

#A33223 #54A323 #2394A3 #7223A3

square

#A33223 #54A323 #2394A3 #7223A3

split-complementary

#A33223 #23A372 #2354A3

monochromatic

#3E130D #712318 #A33223 #D34431 #DD7163

Accessibility & contrast

On white

6.91

#A33223 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.04

#A33223 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33223

6.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33223	#FFFFFF	#000000	##FFFFFF
##A33223	1.00	6.91	3.04	6.91
#FFFFFF	6.91	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534A20

Deuteranopia (green-blind)

#6F631E

Tritanopia (blue-blind)

#B40B2F

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a33223;
/* rgb */ color: rgb(163, 50, 35);
/* oklch */ color: oklch(48.5% 0.151 30.7);

Tailwind

colors: {
  custom: {
    50: '#c6715f',
    500: '#a33223',
    950: '#000000',
  },
}

SCSS

$custom: #a33223;
$custom-light: #c6715f;
$custom-dark: #000000;

JSON

{
  "hex": "#a33223",
  "rgb": {
    "r": 163,
    "g": 50,
    "b": 35
  },
  "hsl": {
    "h": 7.031,
    "s": 64.646,
    "l": 38.824
  },
  "oklch": {
    "l": 0.48457,
    "c": 0.15135,
    "h": 30.7
  },
  "luminance": 0.10189
}

Semantic roles & 50–950 ramp

primary

#A33223

secondary

#5FB7C3

accent

#D4E840

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #A33223

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

Preview Lab → · Contrast checker → · Palette generator →