#5A1017#5A1017

#5A1017 is a dark, moderate red. Relative luminance 0.026; OKLCH L 30.9% C 0.105 H 21.2°. Best body text is #FFFFFF at 13.80:1 contrast (WCAG AA passes).

Color values

HEX	#5A1017
RGB	rgb(90, 16, 23)
HSL	hsl(354, 70%, 21%)
HSV	hsv(354, 82%, 35%)
CMYK	cmyk(0%, 82.2%, 74.4%, 64.7%)
CIE-LAB	lab(18.39, 33.39, 16.41)
CIE-LCH	lch(18.39, 37.20, 26.18°)
OKLab	oklab(30.95% 0.0982 0.0382)
OKLCH	oklch(30.95% 0.105 21.2)
XYZ	xyz(4.5569, 2.6068, 1.0737)
Luminance	0.0261 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A1017 #105A53

analogous

#5A103C #5A1017 #5A2E10

triadic

#5A1017 #175A10 #10175A

tetradic

#5A1017 #3C5A10 #105A53 #2E105A

square

#5A1017 #3C5A10 #105A53 #2E105A

split-complementary

#5A1017 #105A2E #103C5A

monochromatic

#1A0507 #26070A #5A1017 #8E1924 #C22232

Accessibility & contrast

On white

13.80

#5A1017 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#5A1017 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A1017

13.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A1017	#FFFFFF	#000000	##FFFFFF
##5A1017	1.00	13.80	1.52	13.80
#FFFFFF	13.80	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262317

Deuteranopia (green-blind)

#383315

Tritanopia (blue-blind)

#640013

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #5a1017;
/* rgb */ color: rgb(90, 16, 23);
/* oklch */ color: oklch(30.9% 0.105 21.2);

Tailwind

colors: {
  custom: {
    50: '#8f5653',
    500: '#5a1017',
    950: '#000000',
  },
}

SCSS

$custom: #5a1017;
$custom-light: #8f5653;
$custom-dark: #000000;

JSON

{
  "hex": "#5a1017",
  "rgb": {
    "r": 90,
    "g": 16,
    "b": 23
  },
  "hsl": {
    "h": 354.324,
    "s": 69.811,
    "l": 20.784
  },
  "oklch": {
    "l": 0.30948,
    "c": 0.10538,
    "h": 21.2
  },
  "luminance": 0.02606
}

Semantic roles & 50–950 ramp

primary

#5A1017

secondary

#33938A

accent

#EDDC3B

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0D0302

muted

#7E7878

Preview Lab

Preview with #5A1017

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

Preview Lab → · Contrast checker → · Palette generator →