#AF2828#AF2828

#AF2828 is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.7% C 0.172 H 26.1°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#AF2828
RGB	rgb(175, 40, 40)
HSL	hsl(0, 63%, 42%)
HSV	hsv(0, 77%, 69%)
CMYK	cmyk(0%, 77.1%, 77.1%, 31.4%)
CIE-LAB	lab(39.22, 53.42, 34.15)
CIE-LCH	lch(39.22, 63.41, 32.59°)
OKLab	oklab(49.67% 0.1541 0.0756)
OKLCH	oklch(49.67% 0.172 26.1)
XYZ	xyz(18.8232, 10.7877, 3.0982)
Luminance	0.1079 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AF2828 #28AFAF

analogous

#AF286C #AF2828 #AF6C28

triadic

#AF2828 #28AF28 #2828AF

tetradic

#AF2828 #6CAF28 #28AFAF #6C28AF

square

#AF2828 #6CAF28 #28AFAF #6C28AF

split-complementary

#AF2828 #28AF6C #286CAF

monochromatic

#4B1111 #7D1D1D #AF2828 #D44141 #DF7373

Accessibility & contrast

On white

6.65

#AF2828 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#AF2828 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AF2828

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AF2828	#FFFFFF	#000000	##FFFFFF
##AF2828	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514A26

Deuteranopia (green-blind)

#736723

Tritanopia (blue-blind)

#C1002A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #af2828;
/* rgb */ color: rgb(175, 40, 40);
/* oklch */ color: oklch(49.7% 0.172 26.1);

Tailwind

colors: {
  custom: {
    50: '#d06e62',
    500: '#af2828',
    950: '#000000',
  },
}

SCSS

$custom: #af2828;
$custom-light: #d06e62;
$custom-dark: #000000;

JSON

{
  "hex": "#af2828",
  "rgb": {
    "r": 175,
    "g": 40,
    "b": 40
  },
  "hsl": {
    "h": 0,
    "s": 62.791,
    "l": 42.157
  },
  "oklch": {
    "l": 0.49667,
    "c": 0.17166,
    "h": 26.1
  },
  "luminance": 0.10785
}

Semantic roles & 50–950 ramp

primary

#AF2828

secondary

#6DC6C6

accent

#E6E642

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160805

muted

#847B79

Preview Lab

Preview with #AF2828

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

Preview Lab → · Contrast checker → · Palette generator →