#5B59BC#5B59BC

#5B59BC is a mid, vivid blue. Relative luminance 0.130; OKLCH L 51.8% C 0.151 H 280.6°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#5B59BC
RGB	rgb(91, 89, 188)
HSL	hsl(241, 42%, 54%)
HSV	hsv(241, 53%, 74%)
CMYK	cmyk(51.6%, 52.7%, 0%, 26.3%)
CIE-LAB	lab(42.76, 28.22, -52.14)
CIE-LCH	lch(42.76, 59.29, 298.42°)
OKLab	oklab(51.78% 0.0279 -0.1488)
OKLCH	oklch(51.78% 0.151 280.6)
XYZ	xyz(16.9611, 12.9988, 49.1825)
Luminance	0.1300 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B59BC #BABC59

analogous

#5989BC #5B59BC #8D59BC

triadic

#5B59BC #BC5B59 #59BC5B

tetradic

#5B59BC #BC5989 #BABC59 #59BC8D

square

#5B59BC #BC5989 #BABC59 #59BC8D

split-complementary

#5B59BC #BC8D59 #89BC59

monochromatic

#2E2C6E #403E9A #5B59BC #8685CE #B1B0DF

Accessibility & contrast

On white

5.83

#5B59BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#5B59BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B59BC

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B59BC	#FFFFFF	#000000	##FFFFFF
##5B59BC	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2469BF

Deuteranopia (green-blind)

#1961BA

Tritanopia (blue-blind)

#346F82

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #5b59bc;
/* rgb */ color: rgb(91, 89, 188);
/* oklch */ color: oklch(51.8% 0.151 280.6);

Tailwind

colors: {
  custom: {
    50: '#9088d1',
    500: '#5b59bc',
    950: '#000000',
  },
}

SCSS

$custom: #5b59bc;
$custom-light: #9088d1;
$custom-dark: #000000;

JSON

{
  "hex": "#5b59bc",
  "rgb": {
    "r": 91,
    "g": 89,
    "b": 188
  },
  "hsl": {
    "h": 241.212,
    "s": 42.489,
    "l": 54.314
  },
  "oklch": {
    "l": 0.51781,
    "c": 0.15143,
    "h": 280.6
  },
  "luminance": 0.13
}

Semantic roles & 50–950 ramp

primary

#5B59BC

secondary

#CDCDA3

accent

#D256D0

background

#F9F8FC

surface

#F2EFF9

border

#CCCAD2

text

#0D0B14

muted

#7E7C82

Preview Lab

Preview with #5B59BC

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

Preview Lab → · Contrast checker → · Palette generator →