#AF3638#AF3638

#AF3638 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.3% C 0.157 H 23.7°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#AF3638
RGB	rgb(175, 54, 56)
HSL	hsl(359, 53%, 45%)
HSV	hsv(359, 69%, 69%)
CMYK	cmyk(0%, 69.1%, 68%, 31.4%)
CIE-LAB	lab(41.28, 49.07, 27.01)
CIE-LCH	lch(41.28, 56.02, 28.83°)
OKLab	oklab(51.27% 0.1438 0.0632)
OKLCH	oklch(51.27% 0.157 23.7)
XYZ	xyz(19.7143, 12.0407, 5.0266)
Luminance	0.1204 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AF3638 #36AFAD

analogous

#AF3675 #AF3638 #AF7036

triadic

#AF3638 #38AF36 #3638AF

tetradic

#AF3638 #75AF36 #36AFAD #7036AF

square

#AF3638 #75AF36 #36AFAD #7036AF

split-complementary

#AF3638 #36AF70 #3675AF

monochromatic

#51191A #802829 #AF3638 #CB5759 #DA8687

Accessibility & contrast

On white

6.16

#AF3638 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#AF3638 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AF3638

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AF3638	#FFFFFF	#000000	##FFFFFF
##AF3638	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575137

Deuteranopia (green-blind)

#766B34

Tritanopia (blue-blind)

#C01338

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #af3638;
/* rgb */ color: rgb(175, 54, 56);
/* oklch */ color: oklch(51.3% 0.157 23.7);

Tailwind

colors: {
  custom: {
    50: '#ce756e',
    500: '#af3638',
    950: '#000000',
  },
}

SCSS

$custom: #af3638;
$custom-light: #ce756e;
$custom-dark: #000000;

JSON

{
  "hex": "#af3638",
  "rgb": {
    "r": 175,
    "g": 54,
    "b": 56
  },
  "hsl": {
    "h": 359.008,
    "s": 52.838,
    "l": 44.902
  },
  "oklch": {
    "l": 0.51273,
    "c": 0.15709,
    "h": 23.7
  },
  "luminance": 0.12038
}

Semantic roles & 50–950 ramp

primary

#AF3638

secondary

#7DC3C2

accent

#DCDA4C

background

#FDF7F6

surface

#FBEDEC

border

#D4C8C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #AF3638

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

Preview Lab → · Contrast checker → · Palette generator →