#A33238#A33238

#A33238 is a mid, vivid red. Relative luminance 0.104; OKLCH L 48.8% C 0.148 H 21.7°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#A33238
RGB	rgb(163, 50, 56)
HSL	hsl(357, 53%, 42%)
HSV	hsv(357, 69%, 64%)
CMYK	cmyk(0%, 69.3%, 65.6%, 36.1%)
CIE-LAB	lab(38.47, 46.69, 23.04)
CIE-LCH	lch(38.47, 52.07, 26.26°)
OKLab	oklab(48.77% 0.1378 0.0548)
OKLCH	oklch(48.77% 0.148 21.7)
XYZ	xyz(16.9604, 10.3557, 4.8464)
Luminance	0.1035 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A33238 #32A39D

analogous

#A33271 #A33238 #A36532

triadic

#A33238 #38A332 #3238A3

tetradic

#A33238 #71A332 #32A39D #6532A3

square

#A33238 #71A332 #32A39D #6532A3

split-complementary

#A33238 #32A365 #3271A3

monochromatic

#451518 #742428 #A33238 #C84B51 #D6797E

Accessibility & contrast

On white

6.84

#A33238 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#A33238 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33238

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A33238	#FFFFFF	#000000	##FFFFFF
##A33238	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504B37

Deuteranopia (green-blind)

#6D6335

Tritanopia (blue-blind)

#B31435

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a33238;
/* rgb */ color: rgb(163, 50, 56);
/* oklch */ color: oklch(48.8% 0.148 21.7);

Tailwind

colors: {
  custom: {
    50: '#c5716e',
    500: '#a33238',
    950: '#000000',
  },
}

SCSS

$custom: #a33238;
$custom-light: #c5716e;
$custom-dark: #000000;

JSON

{
  "hex": "#a33238",
  "rgb": {
    "r": 163,
    "g": 50,
    "b": 56
  },
  "hsl": {
    "h": 356.814,
    "s": 53.052,
    "l": 41.765
  },
  "oklch": {
    "l": 0.48766,
    "c": 0.14829,
    "h": 21.7
  },
  "luminance": 0.10353
}

Semantic roles & 50–950 ramp

primary

#A33238

secondary

#72BFBA

accent

#DCD54B

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140807

muted

#837B7A

Preview Lab

Preview with #A33238

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

Preview Lab → · Contrast checker → · Palette generator →