#AD291E#AD291E

#AD291E is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.3% C 0.170 H 29.4°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#AD291E
RGB	rgb(173, 41, 30)
HSL	hsl(5, 70%, 40%)
HSV	hsv(5, 83%, 68%)
CMYK	cmyk(0%, 76.3%, 82.7%, 32.2%)
CIE-LAB	lab(38.84, 52.14, 39.22)
CIE-LCH	lch(38.84, 65.24, 36.95°)
OKLab	oklab(49.28% 0.1483 0.0836)
OKLCH	oklch(49.28% 0.17 29.4)
XYZ	xyz(18.2631, 10.5668, 2.3060)
Luminance	0.1056 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD291E #1EA2AD

analogous

#AD1E5B #AD291E #AD701E

triadic

#AD291E #1EAD29 #291EAD

tetradic

#AD291E #5BAD1E #1EA2AD #701EAD

square

#AD291E #5BAD1E #1EA2AD #701EAD

split-complementary

#AD291E #1EAD70 #1E5BAD

monochromatic

#45100C #791D15 #AD291E #DB3B2E #E46C62

Accessibility & contrast

On white

6.75

#AD291E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#AD291E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD291E

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD291E	#FFFFFF	#000000	##FFFFFF
##AD291E	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52491B

Deuteranopia (green-blind)

#726617

Tritanopia (blue-blind)

#BF0028

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #ad291e;
/* rgb */ color: rgb(173, 41, 30);
/* oklch */ color: oklch(49.3% 0.170 29.4);

Tailwind

colors: {
  custom: {
    50: '#cf6e5b',
    500: '#ad291e',
    950: '#000000',
  },
}

SCSS

$custom: #ad291e;
$custom-light: #cf6e5b;
$custom-dark: #000000;

JSON

{
  "hex": "#ad291e",
  "rgb": {
    "r": 173,
    "g": 41,
    "b": 30
  },
  "hsl": {
    "h": 4.615,
    "s": 70.443,
    "l": 39.804
  },
  "oklch": {
    "l": 0.49282,
    "c": 0.1702,
    "h": 29.4
  },
  "luminance": 0.10564
}

Semantic roles & 50–950 ramp

primary

#AD291E

secondary

#5EC0C8

accent

#DFED3B

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #AD291E

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

Preview Lab → · Contrast checker → · Palette generator →