#AD261B#AD261B

#AD261B is a mid, vivid red. Relative luminance 0.103; OKLCH L 49.0% C 0.173 H 29.5°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#AD261B
RGB	rgb(173, 38, 27)
HSL	hsl(5, 73%, 39%)
HSV	hsv(5, 84%, 68%)
CMYK	cmyk(0%, 78%, 84.4%, 32.2%)
CIE-LAB	lab(38.47, 53.03, 40.44)
CIE-LCH	lch(38.47, 66.69, 37.33°)
OKLab	oklab(49% 0.1505 0.0851)
OKLCH	oklch(49% 0.173 29.5)
XYZ	xyz(18.1268, 10.3525, 2.0805)
Luminance	0.1035 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD261B #1BA2AD

analogous

#AD1B59 #AD261B #AD6F1B

triadic

#AD261B #1BAD26 #261BAD

tetradic

#AD261B #59AD1B #1BA2AD #6F1BAD

square

#AD261B #59AD1B #1BA2AD #6F1BAD

split-complementary

#AD261B #1BAD6F #1B59AD

monochromatic

#430F0A #781A13 #AD261B #DD3528 #E6675D

Accessibility & contrast

On white

6.84

#AD261B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#AD261B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD261B

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD261B	#FFFFFF	#000000	##FFFFFF
##AD261B	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514818

Deuteranopia (green-blind)

#726513

Tritanopia (blue-blind)

#BF0025

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #ad261b;
/* rgb */ color: rgb(173, 38, 27);
/* oklch */ color: oklch(49.0% 0.173 29.5);

Tailwind

colors: {
  custom: {
    50: '#cf6c59',
    500: '#ad261b',
    950: '#000000',
  },
}

SCSS

$custom: #ad261b;
$custom-light: #cf6c59;
$custom-dark: #000000;

JSON

{
  "hex": "#ad261b",
  "rgb": {
    "r": 173,
    "g": 38,
    "b": 27
  },
  "hsl": {
    "h": 4.521,
    "s": 73,
    "l": 39.216
  },
  "oklch": {
    "l": 0.48996,
    "c": 0.17289,
    "h": 29.5
  },
  "luminance": 0.1035
}

Semantic roles & 50–950 ramp

primary

#AD261B

secondary

#5AC1CA

accent

#E2F038

background

#FEF6F5

surface

#FCECE9

border

#D5C7C5

text

#160804

muted

#847A79

Preview Lab

Preview with #AD261B

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

Preview Lab → · Contrast checker → · Palette generator →