#AF3A37#AF3A37

#AF3A37 is a mid, vivid red. Relative luminance 0.124; OKLCH L 51.7% C 0.153 H 25.5°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#AF3A37
RGB	rgb(175, 58, 55)
HSL	hsl(2, 52%, 45%)
HSV	hsv(2, 69%, 69%)
CMYK	cmyk(0%, 66.9%, 68.6%, 31.4%)
CIE-LAB	lab(41.87, 47.36, 28.34)
CIE-LCH	lch(41.87, 55.19, 30.89°)
OKLab	oklab(51.71% 0.1382 0.066)
OKLCH	oklch(51.71% 0.153 25.5)
XYZ	xyz(19.8839, 12.4187, 4.9637)
Luminance	0.1242 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AF3A37 #37ACAF

analogous

#AF3770 #AF3A37 #AF7637

triadic

#AF3A37 #37AF3A #3A37AF

tetradic

#AF3A37 #70AF37 #37ACAF #7637AF

square

#AF3A37 #70AF37 #37ACAF #7637AF

split-complementary

#AF3A37 #37AF76 #3770AF

monochromatic

#521B1A #802B28 #AF3A37 #CB5B59 #D98987

Accessibility & contrast

On white

6.03

#AF3A37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#AF3A37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AF3A37

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AF3A37	#FFFFFF	#000000	##FFFFFF
##AF3A37	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5336

Deuteranopia (green-blind)

#776C34

Tritanopia (blue-blind)

#C01C3A

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #af3a37;
/* rgb */ color: rgb(175, 58, 55);
/* oklch */ color: oklch(51.7% 0.153 25.5);

Tailwind

colors: {
  custom: {
    50: '#ce776e',
    500: '#af3a37',
    950: '#000000',
  },
}

SCSS

$custom: #af3a37;
$custom-light: #ce776e;
$custom-dark: #000000;

JSON

{
  "hex": "#af3a37",
  "rgb": {
    "r": 175,
    "g": 58,
    "b": 55
  },
  "hsl": {
    "h": 1.5,
    "s": 52.174,
    "l": 45.098
  },
  "oklch": {
    "l": 0.51712,
    "c": 0.15315,
    "h": 25.5
  },
  "luminance": 0.12416
}

Semantic roles & 50–950 ramp

primary

#AF3A37

secondary

#7FC2C3

accent

#D8DC4C

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #AF3A37

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

Preview Lab → · Contrast checker → · Palette generator →