#AF2728#AF2728

#AF2728 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.6% C 0.172 H 25.9°. Best body text is #FFFFFF at 6.68:1 contrast (WCAG AA passes).

Color values

HEX	#AF2728
RGB	rgb(175, 39, 40)
HSL	hsl(360, 64%, 42%)
HSV	hsv(360, 78%, 69%)
CMYK	cmyk(0%, 77.7%, 77.1%, 31.4%)
CIE-LAB	lab(39.11, 53.74, 34.03)
CIE-LCH	lch(39.11, 63.61, 32.34°)
OKLab	oklab(49.58% 0.1551 0.0753)
OKLCH	oklch(49.58% 0.172 25.9)
XYZ	xyz(18.7900, 10.7212, 3.0871)
Luminance	0.1072 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AF2728 #27AFAE

analogous

#AF276C #AF2728 #AF6A27

triadic

#AF2728 #28AF27 #2728AF

tetradic

#AF2728 #6CAF27 #27AFAE #6A27AF

square

#AF2728 #6CAF27 #27AFAE #6A27AF

split-complementary

#AF2728 #27AF6A #276CAF

monochromatic

#4B1111 #7D1C1D #AF2728 #D43F40 #DF7172

Accessibility & contrast

On white

6.68

#AF2728 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.14

#AF2728 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AF2728

6.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AF2728	#FFFFFF	#000000	##FFFFFF
##AF2728	1.00	6.68	3.14	6.68
#FFFFFF	6.68	1.00	21.00	1.00
#000000	3.14	21.00	1.00	21.00
##FFFFFF	6.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514926

Deuteranopia (green-blind)

#736722

Tritanopia (blue-blind)

#C10029

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #af2728;
/* rgb */ color: rgb(175, 39, 40);
/* oklch */ color: oklch(49.6% 0.172 25.9);

Tailwind

colors: {
  custom: {
    50: '#d06d62',
    500: '#af2728',
    950: '#000000',
  },
}

SCSS

$custom: #af2728;
$custom-light: #d06d62;
$custom-dark: #000000;

JSON

{
  "hex": "#af2728",
  "rgb": {
    "r": 175,
    "g": 39,
    "b": 40
  },
  "hsl": {
    "h": 359.559,
    "s": 63.551,
    "l": 41.961
  },
  "oklch": {
    "l": 0.49583,
    "c": 0.17244,
    "h": 25.9
  },
  "luminance": 0.10718
}

Semantic roles & 50–950 ramp

primary

#AF2728

secondary

#6BC6C6

accent

#E7E541

background

#FEF7F5

surface

#FCEDEA

border

#D5C8C6

text

#160805

muted

#847B79

Preview Lab

Preview with #AF2728

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

Preview Lab → · Contrast checker → · Palette generator →