#5B288E#5B288E

#5B288E is a dark, vivid violet. Relative luminance 0.057; OKLCH L 40.4% C 0.160 H 302.6°. Best body text is #FFFFFF at 9.82:1 contrast (WCAG AA passes).

Color values

HEX	#5B288E
RGB	rgb(91, 40, 142)
HSL	hsl(270, 56%, 36%)
HSV	hsv(270, 72%, 56%)
CMYK	cmyk(35.9%, 71.8%, 0%, 44.3%)
CIE-LAB	lab(28.63, 43.32, -47.39)
CIE-LCH	lch(28.63, 64.20, 312.43°)
OKLab	oklab(40.39% 0.0863 -0.1349)
OKLCH	oklch(40.39% 0.16 302.6)
XYZ	xyz(9.9545, 5.6947, 26.1607)
Luminance	0.0570 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B288E #5B8E28

analogous

#28288E #5B288E #8E288E

triadic

#5B288E #8E5B28 #288E5B

tetradic

#5B288E #8E2828 #5B8E28 #288E8E

square

#5B288E #8E2828 #5B8E28 #288E8E

split-complementary

#5B288E #8E8E28 #288E28

monochromatic

#1E0D2F #3C1B5E #5B288E #7A35BE #985FD2

Accessibility & contrast

On white

9.82

#5B288E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#5B288E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B288E

9.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B288E	#FFFFFF	#000000	##FFFFFF
##5B288E	1.00	9.82	2.14	9.82
#FFFFFF	9.82	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004391

Deuteranopia (green-blind)

#00438C

Tritanopia (blue-blind)

#514058

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #5b288e;
/* rgb */ color: rgb(91, 40, 142);
/* oklch */ color: oklch(40.4% 0.160 302.6);

Tailwind

colors: {
  custom: {
    50: '#8e66b0',
    500: '#5b288e',
    950: '#000000',
  },
}

SCSS

$custom: #5b288e;
$custom-light: #8e66b0;
$custom-dark: #000000;

JSON

{
  "hex": "#5b288e",
  "rgb": {
    "r": 91,
    "g": 40,
    "b": 142
  },
  "hsl": {
    "h": 270,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.40393,
    "c": 0.16014,
    "h": 302.6
  },
  "luminance": 0.05695
}

Semantic roles & 50–950 ramp

primary

#5B288E

secondary

#89B75B

accent

#DF4894

background

#F9F6FA

surface

#F1EBF5

border

#CBC6CF

text

#0D0610

muted

#7E7A7F

Preview Lab

Preview with #5B288E

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

Preview Lab → · Contrast checker → · Palette generator →