#AF3537#AF3537

#AF3537 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.1% C 0.158 H 23.8°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#AF3537
RGB	rgb(175, 53, 55)
HSL	hsl(359, 54%, 45%)
HSV	hsv(359, 70%, 69%)
CMYK	cmyk(0%, 69.7%, 68.6%, 31.4%)
CIE-LAB	lab(41.12, 49.42, 27.42)
CIE-LCH	lch(41.12, 56.52, 29.02°)
OKLab	oklab(51.15% 0.1447 0.064)
OKLCH	oklch(51.15% 0.158 23.8)
XYZ	xyz(19.6440, 11.9389, 4.8837)
Luminance	0.1194 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AF3537 #35AFAD

analogous

#AF3574 #AF3537 #AF7035

triadic

#AF3537 #37AF35 #3537AF

tetradic

#AF3537 #74AF35 #35AFAD #7035AF

square

#AF3537 #74AF35 #35AFAD #7035AF

split-complementary

#AF3537 #35AF70 #3574AF

monochromatic

#511919 #802728 #AF3537 #CC5657 #DA8586

Accessibility & contrast

On white

6.20

#AF3537 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#AF3537 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AF3537

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AF3537	#FFFFFF	#000000	##FFFFFF
##AF3537	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575036

Deuteranopia (green-blind)

#756B33

Tritanopia (blue-blind)

#C01037

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #af3537;
/* rgb */ color: rgb(175, 53, 55);
/* oklch */ color: oklch(51.1% 0.158 23.8);

Tailwind

colors: {
  custom: {
    50: '#ce746e',
    500: '#af3537',
    950: '#000000',
  },
}

SCSS

$custom: #af3537;
$custom-light: #ce746e;
$custom-dark: #000000;

JSON

{
  "hex": "#af3537",
  "rgb": {
    "r": 175,
    "g": 53,
    "b": 55
  },
  "hsl": {
    "h": 359.016,
    "s": 53.509,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51147,
    "c": 0.15821,
    "h": 23.8
  },
  "luminance": 0.11936
}

Semantic roles & 50–950 ramp

primary

#AF3537

secondary

#7CC4C2

accent

#DDDB4B

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #AF3537

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

Preview Lab → · Contrast checker → · Palette generator →