#A13539#A13539

#A13539 is a mid, vivid red. Relative luminance 0.104; OKLCH L 48.8% C 0.143 H 22.1°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#A13539
RGB	rgb(161, 53, 57)
HSL	hsl(358, 50%, 42%)
HSV	hsv(358, 67%, 63%)
CMYK	cmyk(0%, 67.1%, 64.6%, 36.9%)
CIE-LAB	lab(38.59, 44.82, 22.49)
CIE-LCH	lch(38.59, 50.14, 26.65°)
OKLab	oklab(48.79% 0.1323 0.0537)
OKLCH	oklch(48.79% 0.143 22.1)
XYZ	xyz(16.7112, 10.4210, 5.0016)
Luminance	0.1042 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13539 #35A19D

analogous

#A1356F #A13539 #A16735

triadic

#A13539 #39A135 #3539A1

tetradic

#A13539 #6FA135 #35A19D #6735A1

square

#A13539 #6FA135 #35A19D #6735A1

split-complementary

#A13539 #35A167 #356FA1

monochromatic

#451718 #732629 #A13539 #C54E53 #D47C80

Accessibility & contrast

On white

6.81

#A13539 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#A13539 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13539

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13539	#FFFFFF	#000000	##FFFFFF
##A13539	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524C38

Deuteranopia (green-blind)

#6D6336

Tritanopia (blue-blind)

#B11B37

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a13539;
/* rgb */ color: rgb(161, 53, 57);
/* oklch */ color: oklch(48.8% 0.143 22.1);

Tailwind

colors: {
  custom: {
    50: '#c3726f',
    500: '#a13539',
    950: '#000000',
  },
}

SCSS

$custom: #a13539;
$custom-light: #c3726f;
$custom-dark: #000000;

JSON

{
  "hex": "#a13539",
  "rgb": {
    "r": 161,
    "g": 53,
    "b": 57
  },
  "hsl": {
    "h": 357.778,
    "s": 50.467,
    "l": 41.961
  },
  "oklch": {
    "l": 0.48789,
    "c": 0.14278,
    "h": 22.1
  },
  "luminance": 0.10419
}

Semantic roles & 50–950 ramp

primary

#A13539

secondary

#75BDBA

accent

#DAD54E

background

#FCF7F6

surface

#F9EDEC

border

#D2C8C7

text

#140807

muted

#827B7A

Preview Lab

Preview with #A13539

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

Preview Lab → · Contrast checker → · Palette generator →