#A23A23#A23A23

#A23A23 is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.3% C 0.143 H 34.0°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#A23A23
RGB	rgb(162, 58, 35)
HSL	hsl(11, 64%, 39%)
HSV	hsv(11, 78%, 64%)
CMYK	cmyk(0%, 64.2%, 78.4%, 36.5%)
CIE-LAB	lab(39.29, 41.81, 36.30)
CIE-LCH	lch(39.29, 55.37, 40.97°)
OKLab	oklab(49.26% 0.1183 0.0798)
OKLCH	oklch(49.26% 0.143 34)
XYZ	xyz(16.7186, 10.8312, 2.8001)
Luminance	0.1083 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A23A23 #238BA2

analogous

#A2234B #A23A23 #A27923

triadic

#A23A23 #23A23A #3A23A2

tetradic

#A23A23 #4BA223 #238BA2 #7923A2

square

#A23A23 #4BA223 #238BA2 #7923A2

split-complementary

#A23A23 #23A279 #234BA2

monochromatic

#3D160D #702818 #A23A23 #D24D30 #DD7962

Accessibility & contrast

On white

6.63

#A23A23 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#A23A23 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A23A23

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A23A23	#FFFFFF	#000000	##FFFFFF
##A23A23	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574E20

Deuteranopia (green-blind)

#71651F

Tritanopia (blue-blind)

#B21F35

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a23a23;
/* rgb */ color: rgb(162, 58, 35);
/* oklch */ color: oklch(49.3% 0.143 34.0);

Tailwind

colors: {
  custom: {
    50: '#c5755f',
    500: '#a23a23',
    950: '#000000',
  },
}

SCSS

$custom: #a23a23;
$custom-light: #c5755f;
$custom-dark: #000000;

JSON

{
  "hex": "#a23a23",
  "rgb": {
    "r": 162,
    "g": 58,
    "b": 35
  },
  "hsl": {
    "h": 10.866,
    "s": 64.467,
    "l": 38.627
  },
  "oklch": {
    "l": 0.49257,
    "c": 0.14267,
    "h": 34
  },
  "luminance": 0.10829
}

Semantic roles & 50–950 ramp

primary

#A23A23

secondary

#5EB0C2

accent

#C9E740

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#140905

muted

#837B79

Preview Lab

Preview with #A23A23

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

Preview Lab → · Contrast checker → · Palette generator →