#A63E24#A63E24

#A63E24 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.5% C 0.143 H 35.1°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#A63E24
RGB	rgb(166, 62, 36)
HSL	hsl(12, 64%, 40%)
HSV	hsv(12, 78%, 65%)
CMYK	cmyk(0%, 62.7%, 78.3%, 34.9%)
CIE-LAB	lab(40.71, 41.47, 37.44)
CIE-LCH	lch(40.71, 55.88, 42.08°)
OKLab	oklab(50.46% 0.117 0.0823)
OKLCH	oklch(50.46% 0.143 35.1)
XYZ	xyz(17.7689, 11.6821, 2.9879)
Luminance	0.1168 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A63E24 #248CA6

analogous

#A6244B #A63E24 #A67F24

triadic

#A63E24 #24A63E #3E24A6

tetradic

#A63E24 #4BA624 #248CA6 #7F24A6

square

#A63E24 #4BA624 #248CA6 #7F24A6

split-complementary

#A63E24 #24A67F #244BA6

monochromatic

#41180E #742B19 #A63E24 #D35434 #DE7E66

Accessibility & contrast

On white

6.29

#A63E24 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#A63E24 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63E24

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A63E24	#FFFFFF	#000000	##FFFFFF
##A63E24	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5120

Deuteranopia (green-blind)

#756920

Tritanopia (blue-blind)

#B72439

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a63e24;
/* rgb */ color: rgb(166, 62, 36);
/* oklch */ color: oklch(50.5% 0.143 35.1);

Tailwind

colors: {
  custom: {
    50: '#c87860',
    500: '#a63e24',
    950: '#000000',
  },
}

SCSS

$custom: #a63e24;
$custom-light: #c87860;
$custom-dark: #000000;

JSON

{
  "hex": "#a63e24",
  "rgb": {
    "r": 166,
    "g": 62,
    "b": 36
  },
  "hsl": {
    "h": 12,
    "s": 64.356,
    "l": 39.608
  },
  "oklch": {
    "l": 0.50459,
    "c": 0.14302,
    "h": 35.1
  },
  "luminance": 0.1168
}

Semantic roles & 50–950 ramp

primary

#A63E24

secondary

#62B0C4

accent

#C6E740

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#150905

muted

#837B79

Preview Lab

Preview with #A63E24

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

Preview Lab → · Contrast checker → · Palette generator →