#5B288F#5B288F

#5B288F is a dark, vivid violet. Relative luminance 0.057; OKLCH L 40.5% C 0.161 H 302.3°. Best body text is #FFFFFF at 9.79:1 contrast (WCAG AA passes).

Color values

HEX	#5B288F
RGB	rgb(91, 40, 143)
HSL	hsl(270, 56%, 36%)
HSV	hsv(270, 72%, 56%)
CMYK	cmyk(36.4%, 72%, 0%, 43.9%)
CIE-LAB	lab(28.71, 43.57, -47.88)
CIE-LCH	lch(28.71, 64.74, 312.30°)
OKLab	oklab(40.47% 0.0861 -0.1363)
OKLCH	oklch(40.47% 0.161 302.3)
XYZ	xyz(10.0299, 5.7249, 26.5579)
Luminance	0.0573 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.99

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B288F #5C8F28

analogous

#28288F #5B288F #8E288F

triadic

#5B288F #8F5B28 #288F5B

tetradic

#5B288F #8F2828 #5C8F28 #288F8E

square

#5B288F #8F2828 #5C8F28 #288F8E

split-complementary

#5B288F #8F8E28 #288F28

monochromatic

#1E0D2F #3D1B5F #5B288F #7935BF #985FD2

Accessibility & contrast

On white

9.79

#5B288F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#5B288F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B288F

9.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B288F	#FFFFFF	#000000	##FFFFFF
##5B288F	1.00	9.79	2.15	9.79
#FFFFFF	9.79	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004392

Deuteranopia (green-blind)

#00438D

Tritanopia (blue-blind)

#504158

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #5b288f;
/* rgb */ color: rgb(91, 40, 143);
/* oklch */ color: oklch(40.5% 0.161 302.3);

Tailwind

colors: {
  custom: {
    50: '#8e66b1',
    500: '#5b288f',
    950: '#000000',
  },
}

SCSS

$custom: #5b288f;
$custom-light: #8e66b1;
$custom-dark: #000000;

JSON

{
  "hex": "#5b288f",
  "rgb": {
    "r": 91,
    "g": 40,
    "b": 143
  },
  "hsl": {
    "h": 269.709,
    "s": 56.284,
    "l": 35.882
  },
  "oklch": {
    "l": 0.40473,
    "c": 0.16126,
    "h": 302.3
  },
  "luminance": 0.05725
}

Semantic roles & 50–950 ramp

primary

#5B288F

secondary

#8AB85B

accent

#E04895

background

#F9F6FB

surface

#F1EBF6

border

#CBC6D0

text

#0D0611

muted

#7E7A80

Preview Lab

Preview with #5B288F

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

Preview Lab → · Contrast checker → · Palette generator →