#511524#511524

#511524 is a dark, moderate red. Relative luminance 0.024; OKLCH L 30.0% C 0.090 H 9.4°. Best body text is #FFFFFF at 14.16:1 contrast (WCAG AA passes).

Color values

HEX	#511524
RGB	rgb(81, 21, 36)
HSL	hsl(345, 59%, 20%)
HSV	hsv(345, 74%, 32%)
CMYK	cmyk(0%, 74.1%, 55.6%, 68.2%)
CIE-LAB	lab(17.52, 29.13, 5.70)
CIE-LCH	lch(17.52, 29.69, 11.06°)
OKLab	oklab(30.05% 0.0885 0.0146)
OKLCH	oklch(30.05% 0.09 9.4)
XYZ	xyz(3.9803, 2.4136, 1.9250)
Luminance	0.0241 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511524 #155142

analogous

#511542 #511524 #512415

triadic

#511524 #245115 #152451

tetradic

#511524 #425115 #155142 #241551

square

#511524 #425115 #155142 #241551

split-complementary

#511524 #155124 #154251

monochromatic

#18060B #20080E #511524 #82223A #B22E4F

Accessibility & contrast

On white

14.16

#511524 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#511524 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511524

14.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511524	#FFFFFF	#000000	##FFFFFF
##511524	1.00	14.16	1.48	14.16
#FFFFFF	14.16	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#232324

Deuteranopia (green-blind)

#332F23

Tritanopia (blue-blind)

#590A1B

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #511524;
/* rgb */ color: rgb(81, 21, 36);
/* oklch */ color: oklch(30.0% 0.090 9.4);

Tailwind

colors: {
  custom: {
    50: '#86575e',
    500: '#511524',
    950: '#000000',
  },
}

SCSS

$custom: #511524;
$custom-light: #86575e;
$custom-dark: #000000;

JSON

{
  "hex": "#511524",
  "rgb": {
    "r": 81,
    "g": 21,
    "b": 36
  },
  "hsl": {
    "h": 345,
    "s": 58.824,
    "l": 20
  },
  "oklch": {
    "l": 0.30046,
    "c": 0.08968,
    "h": 9.4
  },
  "luminance": 0.02413
}

Semantic roles & 50–950 ramp

primary

#511524

secondary

#398975

accent

#E2BB46

background

#F8F5F5

surface

#F0E9E9

border

#CBC5C5

text

#0C0304

muted

#7D7879

Preview Lab

Preview with #511524

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

Preview Lab → · Contrast checker → · Palette generator →