#5B187E#5B187E

#5B187E is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.4% C 0.162 H 310.5°. Best body text is #FFFFFF at 11.19:1 contrast (WCAG AA passes).

Color values

HEX	#5B187E
RGB	rgb(91, 24, 126)
HSL	hsl(279, 68%, 29%)
HSV	hsv(279, 81%, 49%)
CMYK	cmyk(27.8%, 81%, 0%, 50.6%)
CIE-LAB	lab(24.90, 46.47, -43.43)
CIE-LCH	lch(24.90, 63.60, 316.94°)
OKLab	oklab(37.36% 0.1053 -0.1232)
OKLCH	oklch(37.36% 0.162 310.5)
XYZ	xyz(8.4062, 4.3840, 20.1380)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.54

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B187E #3B7E18

analogous

#28187E #5B187E #7E186E

triadic

#5B187E #7E5B18 #187E5B

tetradic

#5B187E #7E2818 #3B7E18 #186E7E

square

#5B187E #7E2818 #3B7E18 #186E7E

split-complementary

#5B187E #6E7E18 #187E28

monochromatic

#13051A #360E4B #5B187E #8022B1 #A237D9

Accessibility & contrast

On white

11.19

#5B187E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#5B187E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B187E

11.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B187E	#FFFFFF	#000000	##FFFFFF
##5B187E	1.00	11.19	1.88	11.19
#FFFFFF	11.19	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.19	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: #5b187e;
/* rgb */ color: rgb(91, 24, 126);
/* oklch */ color: oklch(37.4% 0.162 310.5);

Tailwind

colors: {
  custom: {
    50: '#8e5ea4',
    500: '#5b187e',
    950: '#000000',
  },
}

SCSS

$custom: #5b187e;
$custom-light: #8e5ea4;
$custom-dark: #000000;

JSON

{
  "hex": "#5b187e",
  "rgb": {
    "r": 91,
    "g": 24,
    "b": 126
  },
  "hsl": {
    "h": 279.412,
    "s": 68,
    "l": 29.412
  },
  "oklch": {
    "l": 0.3736,
    "c": 0.16206,
    "h": 310.5
  },
  "luminance": 0.04384
}

Semantic roles & 50–950 ramp

primary

#5B187E

secondary

#67B23F

accent

#EB3D79

background

#F9F5FA

surface

#F1E9F4

border

#CBC5CE

text

#0D050F

muted

#7E797F

Preview Lab

Preview with #5B187E

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

Preview Lab → · Contrast checker → · Palette generator →