#5B177E#5B177E

#5B177E is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.3% C 0.163 H 310.6°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#5B177E
RGB	rgb(91, 23, 126)
HSL	hsl(280, 69%, 29%)
HSV	hsv(280, 82%, 49%)
CMYK	cmyk(27.8%, 81.7%, 0%, 50.6%)
CIE-LAB	lab(24.78, 46.83, -43.63)
CIE-LCH	lch(24.78, 64.01, 317.02°)
OKLab	oklab(37.27% 0.1062 -0.1238)
OKLCH	oklch(37.27% 0.163 310.6)
XYZ	xyz(8.3859, 4.3435, 20.1312)
Luminance	0.0434 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.44

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B177E #3A7E17

analogous

#28177E #5B177E #7E176E

triadic

#5B177E #7E5B17 #177E5B

tetradic

#5B177E #7E2817 #3A7E17 #176E7E

square

#5B177E #7E2817 #3A7E17 #176E7E

split-complementary

#5B177E #6E7E17 #177E28

monochromatic

#13051A #360E4A #5B177E #8020B2 #A235DA

Accessibility & contrast

On white

11.24

#5B177E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#5B177E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B177E

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B177E	#FFFFFF	#000000	##FFFFFF
##5B177E	1.00	11.24	1.87	11.24
#FFFFFF	11.24	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003881

Deuteranopia (green-blind)

#003C7C

Tritanopia (blue-blind)

#56314B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #5b177e;
/* rgb */ color: rgb(91, 23, 126);
/* oklch */ color: oklch(37.3% 0.163 310.6);

Tailwind

colors: {
  custom: {
    50: '#8e5da4',
    500: '#5b177e',
    950: '#000000',
  },
}

SCSS

$custom: #5b177e;
$custom-light: #8e5da4;
$custom-dark: #000000;

JSON

{
  "hex": "#5b177e",
  "rgb": {
    "r": 91,
    "g": 23,
    "b": 126
  },
  "hsl": {
    "h": 279.612,
    "s": 69.128,
    "l": 29.216
  },
  "oklch": {
    "l": 0.37271,
    "c": 0.16308,
    "h": 310.6
  },
  "luminance": 0.04343
}

Semantic roles & 50–950 ramp

primary

#5B177E

secondary

#66B33E

accent

#EC3C78

background

#F9F5FA

surface

#F1E9F4

border

#CBC5CE

text

#0D050F

muted

#7E797F

Preview Lab

Preview with #5B177E

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

Preview Lab → · Contrast checker → · Palette generator →