#AB3437#AB3437

#AB3437 is a mid, vivid red. Relative luminance 0.114; OKLCH L 50.3% C 0.155 H 23.3°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#AB3437
RGB	rgb(171, 52, 55)
HSL	hsl(358, 53%, 44%)
HSV	hsv(358, 70%, 67%)
CMYK	cmyk(0%, 69.6%, 67.8%, 32.9%)
CIE-LAB	lab(40.23, 48.49, 26.17)
CIE-LCH	lch(40.23, 55.10, 28.35°)
OKLab	oklab(50.35% 0.1423 0.0613)
OKLCH	oklch(50.35% 0.155 23.3)
XYZ	xyz(18.7141, 11.3925, 4.8272)
Luminance	0.1139 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AB3437 #34ABA8

analogous

#AB3472 #AB3437 #AB6C34

triadic

#AB3437 #37AB34 #3437AB

tetradic

#AB3437 #72AB34 #34ABA8 #6C34AB

square

#AB3437 #72AB34 #34ABA8 #6C34AB

split-complementary

#AB3437 #34AB6C #3472AB

monochromatic

#4D1719 #7C2628 #AB3437 #CA5255 #D98183

Accessibility & contrast

On white

6.41

#AB3437 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#AB3437 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AB3437

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AB3437	#FFFFFF	#000000	##FFFFFF
##AB3437	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554F36

Deuteranopia (green-blind)

#736833

Tritanopia (blue-blind)

#BC1136

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #ab3437;
/* rgb */ color: rgb(171, 52, 55);
/* oklch */ color: oklch(50.3% 0.155 23.3);

Tailwind

colors: {
  custom: {
    50: '#cb736e',
    500: '#ab3437',
    950: '#000000',
  },
}

SCSS

$custom: #ab3437;
$custom-light: #cb736e;
$custom-dark: #000000;

JSON

{
  "hex": "#ab3437",
  "rgb": {
    "r": 171,
    "g": 52,
    "b": 55
  },
  "hsl": {
    "h": 358.487,
    "s": 53.363,
    "l": 43.725
  },
  "oklch": {
    "l": 0.5035,
    "c": 0.15494,
    "h": 23.3
  },
  "luminance": 0.1139
}

Semantic roles & 50–950 ramp

primary

#AB3437

secondary

#79C2C0

accent

#DDD94B

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#150907

muted

#837B7A

Preview Lab

Preview with #AB3437

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

Preview Lab → · Contrast checker → · Palette generator →