#A13431#A13431

#A13431 is a mid, vivid red. Relative luminance 0.103; OKLCH L 48.5% C 0.145 H 25.7°. Best body text is #FFFFFF at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#A13431
RGB	rgb(161, 52, 49)
HSL	hsl(2, 53%, 41%)
HSV	hsv(2, 70%, 63%)
CMYK	cmyk(0%, 67.7%, 69.6%, 36.9%)
CIE-LAB	lab(38.30, 44.77, 27.04)
CIE-LCH	lch(38.30, 52.30, 31.13°)
OKLab	oklab(48.53% 0.1305 0.0628)
OKLCH	oklch(48.53% 0.145 25.7)
XYZ	xyz(16.4820, 10.2572, 4.0171)
Luminance	0.1026 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13431 #319EA1

analogous

#A13166 #A13431 #A16C31

triadic

#A13431 #31A134 #3431A1

tetradic

#A13431 #66A131 #319EA1 #6C31A1

square

#A13431 #66A131 #319EA1 #6C31A1

split-complementary

#A13431 #31A16C #3166A1

monochromatic

#431614 #722523 #A13431 #C74B48 #D67977

Accessibility & contrast

On white

6.88

#A13431 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#A13431 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13431

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13431	#FFFFFF	#000000	##FFFFFF
##A13431	1.00	6.88	3.05	6.88
#FFFFFF	6.88	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524B30

Deuteranopia (green-blind)

#6D632E

Tritanopia (blue-blind)

#B11734

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a13431;
/* rgb */ color: rgb(161, 52, 49);
/* oklch */ color: oklch(48.5% 0.145 25.7);

Tailwind

colors: {
  custom: {
    50: '#c47269',
    500: '#a13431',
    950: '#000000',
  },
}

SCSS

$custom: #a13431;
$custom-light: #c47269;
$custom-dark: #000000;

JSON

{
  "hex": "#a13431",
  "rgb": {
    "r": 161,
    "g": 52,
    "b": 49
  },
  "hsl": {
    "h": 1.607,
    "s": 53.333,
    "l": 41.176
  },
  "oklch": {
    "l": 0.48532,
    "c": 0.14482,
    "h": 25.7
  },
  "luminance": 0.10255
}

Semantic roles & 50–950 ramp

primary

#A13431

secondary

#70BCBE

accent

#D9DD4B

background

#FCF7F6

surface

#F9EDEB

border

#D2C8C6

text

#140806

muted

#827B7A

Preview Lab

Preview with #A13431

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

Preview Lab → · Contrast checker → · Palette generator →