#A13531#A13531

#A13531 is a mid, vivid red. Relative luminance 0.103; OKLCH L 48.7% C 0.144 H 26.1°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#A13531
RGB	rgb(161, 53, 49)
HSL	hsl(2, 53%, 41%)
HSV	hsv(2, 70%, 63%)
CMYK	cmyk(0%, 67.1%, 69.6%, 36.9%)
CIE-LAB	lab(38.46, 44.34, 27.23)
CIE-LCH	lch(38.46, 52.03, 31.56°)
OKLab	oklab(48.65% 0.1291 0.0632)
OKLCH	oklch(48.65% 0.144 26.1)
XYZ	xyz(16.5272, 10.3474, 4.0321)
Luminance	0.1035 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13531 #319DA1

analogous

#A13165 #A13531 #A16D31

triadic

#A13531 #31A135 #3531A1

tetradic

#A13531 #65A131 #319DA1 #6D31A1

square

#A13531 #65A131 #319DA1 #6D31A1

split-complementary

#A13531 #31A16D #3165A1

monochromatic

#431614 #722623 #A13531 #C74C48 #D67A77

Accessibility & contrast

On white

6.84

#A13531 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#A13531 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13531

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13531	#FFFFFF	#000000	##FFFFFF
##A13531	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534C30

Deuteranopia (green-blind)

#6E632E

Tritanopia (blue-blind)

#B11935

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a13531;
/* rgb */ color: rgb(161, 53, 49);
/* oklch */ color: oklch(48.7% 0.144 26.1);

Tailwind

colors: {
  custom: {
    50: '#c47269',
    500: '#a13531',
    950: '#000000',
  },
}

SCSS

$custom: #a13531;
$custom-light: #c47269;
$custom-dark: #000000;

JSON

{
  "hex": "#a13531",
  "rgb": {
    "r": 161,
    "g": 53,
    "b": 49
  },
  "hsl": {
    "h": 2.143,
    "s": 53.333,
    "l": 41.176
  },
  "oklch": {
    "l": 0.48651,
    "c": 0.14378,
    "h": 26.1
  },
  "luminance": 0.10345
}

Semantic roles & 50–950 ramp

primary

#A13531

secondary

#70BBBE

accent

#D8DD4B

background

#FCF7F6

surface

#F9EDEB

border

#D2C8C6

text

#140806

muted

#827B7A

Preview Lab

Preview with #A13531

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

Preview Lab → · Contrast checker → · Palette generator →