#5D171B#5D171B

#5D171B is a dark, moderate red. Relative luminance 0.030; OKLCH L 32.4% C 0.101 H 21.8°. Best body text is #FFFFFF at 13.09:1 contrast (WCAG AA passes).

Color values

HEX	#5D171B
RGB	rgb(93, 23, 27)
HSL	hsl(357, 60%, 23%)
HSV	hsv(357, 75%, 36%)
CMYK	cmyk(0%, 75.3%, 71%, 63.5%)
CIE-LAB	lab(20.12, 31.88, 15.93)
CIE-LCH	lch(20.12, 35.64, 26.55°)
OKLab	oklab(32.38% 0.0939 0.0376)
OKLCH	oklch(32.38% 0.101 21.8)
XYZ	xyz(5.0190, 3.0198, 1.3553)
Luminance	0.0302 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D171B #175D59

analogous

#5D173E #5D171B #5D3617

triadic

#5D171B #1B5D17 #171B5D

tetradic

#5D171B #3E5D17 #175D59 #36175D

square

#5D171B #3E5D17 #175D59 #36175D

split-complementary

#5D171B #175D36 #173E5D

monochromatic

#190607 #2C0B0D #5D171B #8E2329 #BF2F37

Accessibility & contrast

On white

13.09

#5D171B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#5D171B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5D171B

13.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D171B	#FFFFFF	#000000	##FFFFFF
##5D171B	1.00	13.09	1.60	13.09
#FFFFFF	13.09	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A271B

Deuteranopia (green-blind)

#3C3619

Tritanopia (blue-blind)

#670319

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #5d171b;
/* rgb */ color: rgb(93, 23, 27);
/* oklch */ color: oklch(32.4% 0.101 21.8);

Tailwind

colors: {
  custom: {
    50: '#915a57',
    500: '#5d171b',
    950: '#000000',
  },
}

SCSS

$custom: #5d171b;
$custom-light: #915a57;
$custom-dark: #000000;

JSON

{
  "hex": "#5d171b",
  "rgb": {
    "r": 93,
    "g": 23,
    "b": 27
  },
  "hsl": {
    "h": 356.571,
    "s": 60.345,
    "l": 22.745
  },
  "oklch": {
    "l": 0.32375,
    "c": 0.10119,
    "h": 21.8
  },
  "luminance": 0.03019
}

Semantic roles & 50–950 ramp

primary

#5D171B

secondary

#3C948F

accent

#E3DA44

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0E0403

muted

#7E7978

Preview Lab

Preview with #5D171B

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

Preview Lab → · Contrast checker → · Palette generator →