#A23A33#A23A33

#A23A33 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.5% C 0.139 H 27.2°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#A23A33
RGB	rgb(162, 58, 51)
HSL	hsl(4, 52%, 42%)
HSV	hsv(4, 69%, 64%)
CMYK	cmyk(0%, 64.2%, 68.5%, 36.5%)
CIE-LAB	lab(39.49, 42.58, 27.31)
CIE-LCH	lch(39.49, 50.59, 32.68°)
OKLab	oklab(49.47% 0.1239 0.0637)
OKLCH	oklch(49.47% 0.139 27.2)
XYZ	xyz(17.0126, 10.9489, 4.3488)
Luminance	0.1095 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A23A33 #339BA2

analogous

#A23364 #A23A33 #A27233

triadic

#A23A33 #33A23A #3A33A2

tetradic

#A23A33 #64A233 #339BA2 #7233A2

square

#A23A33 #64A233 #339BA2 #7233A2

split-complementary

#A23A33 #33A272 #3364A2

monochromatic

#451916 #732924 #A23A33 #C7534C #D5807A

Accessibility & contrast

On white

6.58

#A23A33 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#A23A33 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A23A33

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A23A33	#FFFFFF	#000000	##FFFFFF
##A23A33	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564F32

Deuteranopia (green-blind)

#706530

Tritanopia (blue-blind)

#B22239

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a23a33;
/* rgb */ color: rgb(162, 58, 51);
/* oklch */ color: oklch(49.5% 0.139 27.2);

Tailwind

colors: {
  custom: {
    50: '#c4756b',
    500: '#a23a33',
    950: '#000000',
  },
}

SCSS

$custom: #a23a33;
$custom-light: #c4756b;
$custom-dark: #000000;

JSON

{
  "hex": "#a23a33",
  "rgb": {
    "r": 162,
    "g": 58,
    "b": 51
  },
  "hsl": {
    "h": 3.784,
    "s": 52.113,
    "l": 41.765
  },
  "oklch": {
    "l": 0.49471,
    "c": 0.13932,
    "h": 27.2
  },
  "luminance": 0.10947
}

Semantic roles & 50–950 ramp

primary

#A23A33

secondary

#73B9BE

accent

#D3DC4C

background

#FCF7F6

surface

#F9EDEB

border

#D2C8C6

text

#140906

muted

#827B7A

Preview Lab

Preview with #A23A33

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

Preview Lab → · Contrast checker → · Palette generator →