#AB3638#AB3638

#AB3638 is a mid, vivid red. Relative luminance 0.116; OKLCH L 50.6% C 0.153 H 23.5°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#AB3638
RGB	rgb(171, 54, 56)
HSL	hsl(359, 52%, 44%)
HSV	hsv(359, 68%, 67%)
CMYK	cmyk(0%, 68.4%, 67.3%, 32.9%)
CIE-LAB	lab(40.55, 47.74, 25.95)
CIE-LCH	lch(40.55, 54.33, 28.53°)
OKLab	oklab(50.59% 0.1401 0.061)
OKLCH	oklch(50.59% 0.153 23.5)
XYZ	xyz(18.8295, 11.5845, 4.9851)
Luminance	0.1158 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AB3638 #36ABA9

analogous

#AB3673 #AB3638 #AB6F36

triadic

#AB3638 #38AB36 #3638AB

tetradic

#AB3638 #73AB36 #36ABA9 #6F36AB

square

#AB3638 #73AB36 #36ABA9 #6F36AB

split-complementary

#AB3638 #36AB6F #3673AB

monochromatic

#4E191A #7C2729 #AB3638 #C95557 #D88385

Accessibility & contrast

On white

6.33

#AB3638 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#AB3638 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AB3638

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AB3638	#FFFFFF	#000000	##FFFFFF
##AB3638	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565037

Deuteranopia (green-blind)

#736935

Tritanopia (blue-blind)

#BC1638

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #ab3638;
/* rgb */ color: rgb(171, 54, 56);
/* oklch */ color: oklch(50.6% 0.153 23.5);

Tailwind

colors: {
  custom: {
    50: '#cb746e',
    500: '#ab3638',
    950: '#000000',
  },
}

SCSS

$custom: #ab3638;
$custom-light: #cb746e;
$custom-dark: #000000;

JSON

{
  "hex": "#ab3638",
  "rgb": {
    "r": 171,
    "g": 54,
    "b": 56
  },
  "hsl": {
    "h": 358.974,
    "s": 52,
    "l": 44.118
  },
  "oklch": {
    "l": 0.5059,
    "c": 0.15279,
    "h": 23.5
  },
  "luminance": 0.11582
}

Semantic roles & 50–950 ramp

primary

#AB3638

secondary

#7BC2C0

accent

#DBD94C

background

#FDF7F6

surface

#FAEDEC

border

#D3C8C7

text

#150907

muted

#837B7A

Preview Lab

Preview with #AB3638

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

Preview Lab → · Contrast checker → · Palette generator →