#A72437#A72437

#A72437 is a mid, vivid red. Relative luminance 0.098; OKLCH L 48.1% C 0.166 H 18.7°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#A72437
RGB	rgb(167, 36, 55)
HSL	hsl(351, 65%, 40%)
HSV	hsv(351, 78%, 65%)
CMYK	cmyk(0%, 78.4%, 67.1%, 34.5%)
CIE-LAB	lab(37.40, 52.96, 22.47)
CIE-LCH	lch(37.40, 57.53, 22.99°)
OKLab	oklab(48.1% 0.1571 0.0532)
OKLCH	oklch(48.1% 0.166 18.7)
XYZ	xyz(17.2587, 9.7557, 4.5880)
Luminance	0.0975 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A72437 #24A794

analogous

#A72478 #A72437 #A75324

triadic

#A72437 #37A724 #2437A7

tetradic

#A72437 #78A724 #24A794 #5324A7

square

#A72437 #78A724 #24A794 #5324A7

split-complementary

#A72437 #24A753 #2478A7

monochromatic

#420E16 #751926 #A72437 #D3354C #DE6778

Accessibility & contrast

On white

7.12

#A72437 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#A72437 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A72437

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A72437	#FFFFFF	#000000	##FFFFFF
##A72437	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4637

Deuteranopia (green-blind)

#6B6233

Tritanopia (blue-blind)

#B8002C

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a72437;
/* rgb */ color: rgb(167, 36, 55);
/* oklch */ color: oklch(48.1% 0.166 18.7);

Tailwind

colors: {
  custom: {
    50: '#c96b6d',
    500: '#a72437',
    950: '#000000',
  },
}

SCSS

$custom: #a72437;
$custom-light: #c96b6d;
$custom-dark: #000000;

JSON

{
  "hex": "#a72437",
  "rgb": {
    "r": 167,
    "g": 36,
    "b": 55
  },
  "hsl": {
    "h": 351.298,
    "s": 64.532,
    "l": 39.804
  },
  "oklch": {
    "l": 0.48102,
    "c": 0.16583,
    "h": 18.7
  },
  "luminance": 0.09753
}

Semantic roles & 50–950 ramp

primary

#A72437

secondary

#63C4B6

accent

#E8CF40

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#150707

muted

#837A7A

Preview Lab

Preview with #A72437

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

Preview Lab → · Contrast checker → · Palette generator →