#511F29#511F29

#511F29 is a dark, moderate red. Relative luminance 0.029; OKLCH L 31.6% C 0.075 H 10.0°. Best body text is #FFFFFF at 13.31:1 contrast (WCAG AA passes).

Color values

HEX	#511F29
RGB	rgb(81, 31, 41)
HSL	hsl(348, 45%, 22%)
HSV	hsv(348, 62%, 32%)
CMYK	cmyk(0%, 61.7%, 49.4%, 68.2%)
CIE-LAB	lab(19.60, 24.50, 5.07)
CIE-LCH	lch(19.60, 25.02, 11.69°)
OKLab	oklab(31.64% 0.0743 0.0132)
OKLCH	oklch(31.64% 0.075 10)
XYZ	xyz(4.2839, 2.8899, 2.4296)
Luminance	0.0289 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511F29 #1F5147

analogous

#511F42 #511F29 #512E1F

triadic

#511F29 #29511F #1F2951

tetradic

#511F29 #42511F #1F5147 #2E1F51

square

#511F29 #42511F #1F5147 #2E1F51

split-complementary

#511F29 #1F512E #1F4251

monochromatic

#16080B #250E13 #511F29 #7D303F #AA4156

Accessibility & contrast

On white

13.31

#511F29 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#511F29 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511F29

13.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511F29	#FFFFFF	#000000	##FFFFFF
##511F29	1.00	13.31	1.58	13.31
#FFFFFF	13.31	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292929

Deuteranopia (green-blind)

#363328

Tritanopia (blue-blind)

#581923

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #511f29;
/* rgb */ color: rgb(81, 31, 41);
/* oklch */ color: oklch(31.6% 0.075 10.0);

Tailwind

colors: {
  custom: {
    50: '#855d62',
    500: '#511f29',
    950: '#000000',
  },
}

SCSS

$custom: #511f29;
$custom-light: #855d62;
$custom-dark: #000000;

JSON

{
  "hex": "#511f29",
  "rgb": {
    "r": 81,
    "g": 31,
    "b": 41
  },
  "hsl": {
    "h": 348,
    "s": 44.643,
    "l": 21.961
  },
  "oklch": {
    "l": 0.31643,
    "c": 0.07548,
    "h": 10
  },
  "luminance": 0.02889
}

Semantic roles & 50–950 ramp

primary

#511F29

secondary

#468679

accent

#D4BB53

background

#F8F5F5

surface

#EFE9EA

border

#CAC5C6

text

#0B0405

muted

#7C7979

Preview Lab

Preview with #511F29

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

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