#AF3131#AF3131

#AF3131 is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.6% C 0.163 H 25.1°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#AF3131
RGB	rgb(175, 49, 49)
HSL	hsl(0, 56%, 44%)
HSV	hsv(0, 72%, 69%)
CMYK	cmyk(0%, 72%, 72%, 31.4%)
CIE-LAB	lab(40.47, 50.66, 30.25)
CIE-LCH	lch(40.47, 59.00, 30.84°)
OKLab	oklab(50.63% 0.1474 0.0692)
OKLCH	oklch(50.63% 0.163 25.1)
XYZ	xyz(19.3340, 11.5352, 4.1136)
Luminance	0.1153 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AF3131 #31AFAF

analogous

#AF3170 #AF3131 #AF7031

triadic

#AF3131 #31AF31 #3131AF

tetradic

#AF3131 #70AF31 #31AFAF #7031AF

square

#AF3131 #70AF31 #31AFAF #7031AF

split-complementary

#AF3131 #31AF70 #3170AF

monochromatic

#4F1616 #7F2424 #AF3131 #CE4F4F #DB7F7F

Accessibility & contrast

On white

6.35

#AF3131 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#AF3131 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AF3131

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AF3131	#FFFFFF	#000000	##FFFFFF
##AF3131	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554E30

Deuteranopia (green-blind)

#75692D

Tritanopia (blue-blind)

#C10033

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #af3131;
/* rgb */ color: rgb(175, 49, 49);
/* oklch */ color: oklch(50.6% 0.163 25.1);

Tailwind

colors: {
  custom: {
    50: '#cf7269',
    500: '#af3131',
    950: '#000000',
  },
}

SCSS

$custom: #af3131;
$custom-light: #cf7269;
$custom-dark: #000000;

JSON

{
  "hex": "#af3131",
  "rgb": {
    "r": 175,
    "g": 49,
    "b": 49
  },
  "hsl": {
    "h": 0,
    "s": 56.25,
    "l": 43.922
  },
  "oklch": {
    "l": 0.50633,
    "c": 0.16278,
    "h": 25.1
  },
  "luminance": 0.11532
}

Semantic roles & 50–950 ramp

primary

#AF3131

secondary

#78C4C4

accent

#E0E048

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150806

muted

#837B7A

Preview Lab

Preview with #AF3131

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

Preview Lab → · Contrast checker → · Palette generator →