#AD2E1F#AD2E1F

#AD2E1F is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.8% C 0.166 H 30.4°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#AD2E1F
RGB	rgb(173, 46, 31)
HSL	hsl(6, 70%, 40%)
HSV	hsv(6, 82%, 68%)
CMYK	cmyk(0%, 73.4%, 82.1%, 32.2%)
CIE-LAB	lab(39.48, 50.42, 39.30)
CIE-LCH	lch(39.48, 63.93, 37.93°)
OKLab	oklab(49.76% 0.1431 0.0841)
OKLCH	oklch(49.76% 0.166 30.4)
XYZ	xyz(18.4601, 10.9400, 2.4357)
Luminance	0.1094 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2E1F #1F9EAD

analogous

#AD1F57 #AD2E1F #AD751F

triadic

#AD2E1F #1FAD2E #2E1FAD

tetradic

#AD2E1F #57AD1F #1F9EAD #751FAD

square

#AD2E1F #57AD1F #1F9EAD #751FAD

split-complementary

#AD2E1F #1FAD75 #1F57AD

monochromatic

#45120C #792016 #AD2E1F #DA412F #E37163

Accessibility & contrast

On white

6.59

#AD2E1F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#AD2E1F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2E1F

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2E1F	#FFFFFF	#000000	##FFFFFF
##AD2E1F	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544B1C

Deuteranopia (green-blind)

#746719

Tritanopia (blue-blind)

#BF002C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #ad2e1f;
/* rgb */ color: rgb(173, 46, 31);
/* oklch */ color: oklch(49.8% 0.166 30.4);

Tailwind

colors: {
  custom: {
    50: '#cf705c',
    500: '#ad2e1f',
    950: '#000000',
  },
}

SCSS

$custom: #ad2e1f;
$custom-light: #cf705c;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2e1f",
  "rgb": {
    "r": 173,
    "g": 46,
    "b": 31
  },
  "hsl": {
    "h": 6.338,
    "s": 69.608,
    "l": 40
  },
  "oklch": {
    "l": 0.49761,
    "c": 0.166,
    "h": 30.4
  },
  "luminance": 0.10937
}

Semantic roles & 50–950 ramp

primary

#AD2E1F

secondary

#60BDC8

accent

#DAEC3B

background

#FEF7F5

surface

#FCEDE9

border

#D5C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #AD2E1F

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

Preview Lab → · Contrast checker → · Palette generator →