#AB3740#AB3740

#AB3740 is a mid, vivid red. Relative luminance 0.118; OKLCH L 50.8% C 0.151 H 20.0°. Best body text is #FFFFFF at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#AB3740
RGB	rgb(171, 55, 64)
HSL	hsl(355, 51%, 44%)
HSV	hsv(355, 68%, 67%)
CMYK	cmyk(0%, 67.8%, 62.6%, 32.9%)
CIE-LAB	lab(40.84, 47.82, 21.40)
CIE-LCH	lch(40.84, 52.39, 24.12°)
OKLab	oklab(50.85% 0.1419 0.0516)
OKLCH	oklch(50.85% 0.151 20)
XYZ	xyz(19.0881, 11.7631, 6.1149)
Luminance	0.1176 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AB3740 #37ABA2

analogous

#AB377A #AB3740 #AB6837

triadic

#AB3740 #40AB37 #3740AB

tetradic

#AB3740 #7AAB37 #37ABA2 #6837AB

square

#AB3740 #7AAB37 #37ABA2 #6837AB

split-complementary

#AB3740 #37AB68 #377AAB

monochromatic

#4E191D #7D282F #AB3740 #C9565F #D8858B

Accessibility & contrast

On white

6.26

#AB3740 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#AB3740 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AB3740

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AB3740	#FFFFFF	#000000	##FFFFFF
##AB3740	1.00	6.26	3.35	6.26
#FFFFFF	6.26	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#555140

Deuteranopia (green-blind)

#73693D

Tritanopia (blue-blind)

#BB1B3B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #ab3740;
/* rgb */ color: rgb(171, 55, 64);
/* oklch */ color: oklch(50.8% 0.151 20.0);

Tailwind

colors: {
  custom: {
    50: '#ca7574',
    500: '#ab3740',
    950: '#000000',
  },
}

SCSS

$custom: #ab3740;
$custom-light: #ca7574;
$custom-dark: #000000;

JSON

{
  "hex": "#ab3740",
  "rgb": {
    "r": 171,
    "g": 55,
    "b": 64
  },
  "hsl": {
    "h": 355.345,
    "s": 51.327,
    "l": 44.314
  },
  "oklch": {
    "l": 0.5085,
    "c": 0.15104,
    "h": 20
  },
  "luminance": 0.1176
}

Semantic roles & 50–950 ramp

primary

#AB3740

secondary

#7CC1BC

accent

#DBD04D

background

#FDF7F7

surface

#FAEDED

border

#D3C8C8

text

#140908

muted

#837B7B

Preview Lab

Preview with #AB3740

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

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