#AD313F#AD313F

#AD313F is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.5% C 0.160 H 18.8°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#AD313F
RGB	rgb(173, 49, 63)
HSL	hsl(353, 56%, 44%)
HSV	hsv(353, 72%, 68%)
CMYK	cmyk(0%, 71.7%, 63.6%, 32.2%)
CIE-LAB	lab(40.32, 50.79, 21.42)
CIE-LCH	lch(40.32, 55.13, 22.87°)
OKLab	oklab(50.52% 0.151 0.0515)
OKLCH	oklch(50.52% 0.16 18.8)
XYZ	xyz(19.2311, 11.4425, 5.8976)
Luminance	0.1144 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD313F #31AD9F

analogous

#AD317D #AD313F #AD6131

triadic

#AD313F #3FAD31 #313FAD

tetradic

#AD313F #7DAD31 #31AD9F #6131AD

square

#AD313F #7DAD31 #31AD9F #6131AD

split-complementary

#AD313F #31AD61 #317DAD

monochromatic

#4E161C #7D232E #AD313F #CD4E5D #DA7E88

Accessibility & contrast

On white

6.39

#AD313F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#AD313F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD313F

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD313F	#FFFFFF	#000000	##FFFFFF
##AD313F	1.00	6.39	3.29	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534E3F

Deuteranopia (green-blind)

#72693C

Tritanopia (blue-blind)

#BE0A37

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #ad313f;
/* rgb */ color: rgb(173, 49, 63);
/* oklch */ color: oklch(50.5% 0.160 18.8);

Tailwind

colors: {
  custom: {
    50: '#cc7273',
    500: '#ad313f',
    950: '#000000',
  },
}

SCSS

$custom: #ad313f;
$custom-light: #cc7273;
$custom-dark: #000000;

JSON

{
  "hex": "#ad313f",
  "rgb": {
    "r": 173,
    "g": 49,
    "b": 63
  },
  "hsl": {
    "h": 353.226,
    "s": 55.856,
    "l": 43.529
  },
  "oklch": {
    "l": 0.50523,
    "c": 0.15952,
    "h": 18.8
  },
  "luminance": 0.1144
}

Semantic roles & 50–950 ramp

primary

#AD313F

secondary

#77C3BB

accent

#DFCE49

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#150808

muted

#837B7B

Preview Lab

Preview with #AD313F

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

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