#531515#531515

#531515 is a dark, moderate red. Relative luminance 0.024; OKLCH L 30.1% C 0.092 H 24.6°. Best body text is #FFFFFF at 14.13:1 contrast (WCAG AA passes).

Color values

HEX	#531515
RGB	rgb(83, 21, 21)
HSL	hsl(0, 60%, 20%)
HSV	hsv(0, 75%, 33%)
CMYK	cmyk(0%, 74.7%, 74.7%, 67.5%)
CIE-LAB	lab(17.60, 28.68, 16.48)
CIE-LCH	lch(17.60, 33.07, 29.88°)
OKLab	oklab(30.07% 0.0838 0.0383)
OKLCH	oklch(30.07% 0.092 24.6)
XYZ	xyz(3.9712, 2.4300, 0.9693)
Luminance	0.0243 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#531515 #155353

analogous

#531534 #531515 #533415

triadic

#531515 #155315 #151553

tetradic

#531515 #345315 #155353 #341553

square

#531515 #345315 #155353 #341553

split-complementary

#531515 #155334 #153453

monochromatic

#180606 #220909 #531515 #842121 #B52E2E

Accessibility & contrast

On white

14.13

#531515 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#531515 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #531515

14.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##531515	#FFFFFF	#000000	##FFFFFF
##531515	1.00	14.13	1.49	14.13
#FFFFFF	14.13	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262314

Deuteranopia (green-blind)

#363013

Tritanopia (blue-blind)

#5C0416

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #531515;
/* rgb */ color: rgb(83, 21, 21);
/* oklch */ color: oklch(30.1% 0.092 24.6);

Tailwind

colors: {
  custom: {
    50: '#895752',
    500: '#531515',
    950: '#000000',
  },
}

SCSS

$custom: #531515;
$custom-light: #895752;
$custom-dark: #000000;

JSON

{
  "hex": "#531515",
  "rgb": {
    "r": 83,
    "g": 21,
    "b": 21
  },
  "hsl": {
    "h": 0,
    "s": 59.615,
    "l": 20.392
  },
  "oklch": {
    "l": 0.3007,
    "c": 0.09215,
    "h": 24.6
  },
  "luminance": 0.02429
}

Semantic roles & 50–950 ramp

primary

#531515

secondary

#398B8B

accent

#E3E345

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0302

muted

#7D7878

Preview Lab

Preview with #531515

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

Preview Lab → · Contrast checker → · Palette generator →