#512015#512015

#512015 is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.3% C 0.077 H 34.1°. Best body text is #FFFFFF at 13.40:1 contrast (WCAG AA passes).

Color values

HEX	#512015
RGB	rgb(81, 32, 21)
HSL	hsl(11, 59%, 20%)
HSV	hsv(11, 74%, 32%)
CMYK	cmyk(0%, 60.5%, 74.1%, 68.2%)
CIE-LAB	lab(19.38, 22.08, 18.51)
CIE-LCH	lch(19.38, 28.81, 39.97°)
OKLab	oklab(31.34% 0.0634 0.0429)
OKLCH	oklch(31.34% 0.077 34.1)
XYZ	xyz(4.0456, 2.8370, 1.0439)
Luminance	0.0284 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#512015 #154651

analogous

#511528 #512015 #513E15

triadic

#512015 #155120 #201551

tetradic

#512015 #285115 #154651 #3E1551

square

#512015 #285115 #154651 #3E1551

split-complementary

#512015 #15513E #152851

monochromatic

#180A06 #200D08 #512015 #823322 #B2462E

Accessibility & contrast

On white

13.40

#512015 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#512015 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #512015

13.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##512015	#FFFFFF	#000000	##FFFFFF
##512015	1.00	13.40	1.57	13.40
#FFFFFF	13.40	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D2814

Deuteranopia (green-blind)

#393314

Tritanopia (blue-blind)

#59161E

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #512015;
/* rgb */ color: rgb(81, 32, 21);
/* oklch */ color: oklch(31.3% 0.077 34.1);

Tailwind

colors: {
  custom: {
    50: '#865d52',
    500: '#512015',
    950: '#000000',
  },
}

SCSS

$custom: #512015;
$custom-light: #865d52;
$custom-dark: #000000;

JSON

{
  "hex": "#512015",
  "rgb": {
    "r": 81,
    "g": 32,
    "b": 21
  },
  "hsl": {
    "h": 11,
    "s": 58.824,
    "l": 20
  },
  "oklch": {
    "l": 0.31336,
    "c": 0.07655,
    "h": 34.1
  },
  "luminance": 0.02836
}

Semantic roles & 50–950 ramp

primary

#512015

secondary

#397A89

accent

#C5E246

background

#F8F5F4

surface

#F0E9E7

border

#CBC5C3

text

#0C0402

muted

#7D7978

Preview Lab

Preview with #512015

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

Preview Lab → · Contrast checker → · Palette generator →