#AB3137#AB3137

#AB3137 is a mid, vivid red. Relative luminance 0.111; OKLCH L 50.0% C 0.158 H 22.4°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#AB3137
RGB	rgb(171, 49, 55)
HSL	hsl(357, 55%, 43%)
HSV	hsv(357, 71%, 67%)
CMYK	cmyk(0%, 71.3%, 67.8%, 32.9%)
CIE-LAB	lab(39.80, 49.67, 25.64)
CIE-LCH	lch(39.80, 55.90, 27.30°)
OKLab	oklab(50.03% 0.146 0.0602)
OKLCH	oklch(50.03% 0.158 22.4)
XYZ	xyz(18.5845, 11.1331, 4.7840)
Luminance	0.1113 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AB3137 #31ABA5

analogous

#AB3174 #AB3137 #AB6831

triadic

#AB3137 #37AB31 #3137AB

tetradic

#AB3137 #74AB31 #31ABA5 #6831AB

square

#AB3137 #74AB31 #31ABA5 #6831AB

split-complementary

#AB3137 #31AB68 #3174AB

monochromatic

#4C1618 #7B2328 #AB3137 #CC4D53 #DA7D81

Accessibility & contrast

On white

6.51

#AB3137 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#AB3137 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AB3137

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AB3137	#FFFFFF	#000000	##FFFFFF
##AB3137	1.00	6.51	3.23	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534D36

Deuteranopia (green-blind)

#726733

Tritanopia (blue-blind)

#BC0834

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #ab3137;
/* rgb */ color: rgb(171, 49, 55);
/* oklch */ color: oklch(50.0% 0.158 22.4);

Tailwind

colors: {
  custom: {
    50: '#cb726d',
    500: '#ab3137',
    950: '#000000',
  },
}

SCSS

$custom: #ab3137;
$custom-light: #cb726d;
$custom-dark: #000000;

JSON

{
  "hex": "#ab3137",
  "rgb": {
    "r": 171,
    "g": 49,
    "b": 55
  },
  "hsl": {
    "h": 357.049,
    "s": 55.455,
    "l": 43.137
  },
  "oklch": {
    "l": 0.50029,
    "c": 0.15794,
    "h": 22.4
  },
  "luminance": 0.1113
}

Semantic roles & 50–950 ramp

primary

#AB3137

secondary

#75C2BF

accent

#DFD749

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150807

muted

#837B7A

Preview Lab

Preview with #AB3137

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

Preview Lab → · Contrast checker → · Palette generator →