#AB3931#AB3931

#AB3931 is a mid, vivid red. Relative luminance 0.118; OKLCH L 50.8% C 0.151 H 27.7°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#AB3931
RGB	rgb(171, 57, 49)
HSL	hsl(4, 55%, 43%)
HSV	hsv(4, 71%, 67%)
CMYK	cmyk(0%, 66.7%, 71.3%, 32.9%)
CIE-LAB	lab(40.91, 46.09, 30.58)
CIE-LCH	lch(40.91, 55.31, 33.56°)
OKLab	oklab(50.83% 0.1335 0.0701)
OKLCH	oklch(50.83% 0.151 27.7)
XYZ	xyz(18.8141, 11.8086, 4.1937)
Luminance	0.1181 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AB3931 #31A3AB

analogous

#AB3166 #AB3931 #AB7631

triadic

#AB3931 #31AB39 #3931AB

tetradic

#AB3931 #66AB31 #31A3AB #7631AB

square

#AB3931 #66AB31 #31A3AB #7631AB

split-complementary

#AB3931 #31AB76 #3166AB

monochromatic

#4C1916 #7B2923 #AB3931 #CC554D #DA837D

Accessibility & contrast

On white

6.25

#AB3931 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#AB3931 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AB3931

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AB3931	#FFFFFF	#000000	##FFFFFF
##AB3931	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59512F

Deuteranopia (green-blind)

#756A2D

Tritanopia (blue-blind)

#BC1B38

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #ab3931;
/* rgb */ color: rgb(171, 57, 49);
/* oklch */ color: oklch(50.8% 0.151 27.7);

Tailwind

colors: {
  custom: {
    50: '#cb7669',
    500: '#ab3931',
    950: '#000000',
  },
}

SCSS

$custom: #ab3931;
$custom-light: #cb7669;
$custom-dark: #000000;

JSON

{
  "hex": "#ab3931",
  "rgb": {
    "r": 171,
    "g": 57,
    "b": 49
  },
  "hsl": {
    "h": 3.934,
    "s": 55.455,
    "l": 43.137
  },
  "oklch": {
    "l": 0.50828,
    "c": 0.15074,
    "h": 27.7
  },
  "luminance": 0.11806
}

Semantic roles & 50–950 ramp

primary

#AB3931

secondary

#75BDC2

accent

#D5DF49

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AB3931

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

Preview Lab → · Contrast checker → · Palette generator →