#A63824#A63824

#A63824 is a mid, vivid red. Relative luminance 0.111; OKLCH L 49.7% C 0.149 H 32.5°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#A63824
RGB	rgb(166, 56, 36)
HSL	hsl(9, 64%, 40%)
HSV	hsv(9, 78%, 65%)
CMYK	cmyk(0%, 66.3%, 78.3%, 34.9%)
CIE-LAB	lab(39.69, 44.19, 36.39)
CIE-LCH	lch(39.69, 57.25, 39.47°)
OKLab	oklab(49.69% 0.1254 0.08)
OKLCH	oklch(49.69% 0.149 32.5)
XYZ	xyz(17.4604, 11.0653, 2.8851)
Luminance	0.1106 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A63824 #2492A6

analogous

#A62451 #A63824 #A67924

triadic

#A63824 #24A638 #3824A6

tetradic

#A63824 #51A624 #2492A6 #7924A6

square

#A63824 #51A624 #2492A6 #7924A6

split-complementary

#A63824 #24A679 #2451A6

monochromatic

#41160E #742719 #A63824 #D34D34 #DE7966

Accessibility & contrast

On white

6.54

#A63824 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#A63824 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63824

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A63824	#FFFFFF	#000000	##FFFFFF
##A63824	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574E21

Deuteranopia (green-blind)

#736620

Tritanopia (blue-blind)

#B71934

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a63824;
/* rgb */ color: rgb(166, 56, 36);
/* oklch */ color: oklch(49.7% 0.149 32.5);

Tailwind

colors: {
  custom: {
    50: '#c87460',
    500: '#a63824',
    950: '#000000',
  },
}

SCSS

$custom: #a63824;
$custom-light: #c87460;
$custom-dark: #000000;

JSON

{
  "hex": "#a63824",
  "rgb": {
    "r": 166,
    "g": 56,
    "b": 36
  },
  "hsl": {
    "h": 9.231,
    "s": 64.356,
    "l": 39.608
  },
  "oklch": {
    "l": 0.49693,
    "c": 0.14874,
    "h": 32.5
  },
  "luminance": 0.11063
}

Semantic roles & 50–950 ramp

primary

#A63824

secondary

#62B5C4

accent

#CEE740

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#150905

muted

#837B79

Preview Lab

Preview with #A63824

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

Preview Lab → · Contrast checker → · Palette generator →