#AD2F1F#AD2F1F

#AD2F1F is a mid, vivid red. Relative luminance 0.110; OKLCH L 49.9% C 0.165 H 30.7°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#AD2F1F
RGB	rgb(173, 47, 31)
HSL	hsl(7, 70%, 40%)
HSV	hsv(7, 82%, 68%)
CMYK	cmyk(0%, 72.8%, 82.1%, 32.2%)
CIE-LAB	lab(39.61, 50.05, 39.43)
CIE-LCH	lch(39.61, 63.72, 38.23°)
OKLab	oklab(49.86% 0.142 0.0844)
OKLCH	oklch(49.86% 0.165 30.7)
XYZ	xyz(18.4996, 11.0191, 2.4489)
Luminance	0.1102 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD2F1F #1F9DAD

analogous

#AD1F56 #AD2F1F #AD761F

triadic

#AD2F1F #1FAD2F #2F1FAD

tetradic

#AD2F1F #56AD1F #1F9DAD #761FAD

square

#AD2F1F #56AD1F #1F9DAD #761FAD

split-complementary

#AD2F1F #1FAD76 #1F56AD

monochromatic

#45130C #792116 #AD2F1F #DA432F #E37263

Accessibility & contrast

On white

6.56

#AD2F1F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#AD2F1F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD2F1F

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD2F1F	#FFFFFF	#000000	##FFFFFF
##AD2F1F	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554C1C

Deuteranopia (green-blind)

#746719

Tritanopia (blue-blind)

#BF002D

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #ad2f1f;
/* rgb */ color: rgb(173, 47, 31);
/* oklch */ color: oklch(49.9% 0.165 30.7);

Tailwind

colors: {
  custom: {
    50: '#cf705c',
    500: '#ad2f1f',
    950: '#000000',
  },
}

SCSS

$custom: #ad2f1f;
$custom-light: #cf705c;
$custom-dark: #000000;

JSON

{
  "hex": "#ad2f1f",
  "rgb": {
    "r": 173,
    "g": 47,
    "b": 31
  },
  "hsl": {
    "h": 6.761,
    "s": 69.608,
    "l": 40
  },
  "oklch": {
    "l": 0.4986,
    "c": 0.16515,
    "h": 30.7
  },
  "luminance": 0.11016
}

Semantic roles & 50–950 ramp

primary

#AD2F1F

secondary

#60BCC8

accent

#D8EC3B

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#160804

muted

#847B79

Preview Lab

Preview with #AD2F1F

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

Preview Lab → · Contrast checker → · Palette generator →