#5B59BE#5B59BE

#5B59BE is a mid, vivid blue. Relative luminance 0.131; OKLCH L 51.9% C 0.154 H 280.5°. Best body text is #FFFFFF at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#5B59BE
RGB	rgb(91, 89, 190)
HSL	hsl(241, 44%, 55%)
HSV	hsv(241, 53%, 75%)
CMYK	cmyk(52.1%, 53.2%, 0%, 25.5%)
CIE-LAB	lab(42.89, 28.85, -53.10)
CIE-LCH	lch(42.89, 60.43, 298.52°)
OKLab	oklab(51.92% 0.028 -0.1516)
OKLCH	oklch(51.92% 0.154 280.5)
XYZ	xyz(17.1782, 13.0856, 50.3258)
Luminance	0.1309 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B59BE #BCBE59

analogous

#598ABE #5B59BE #8E59BE

triadic

#5B59BE #BE5B59 #59BE5B

tetradic

#5B59BE #BE598A #BCBE59 #59BE8E

square

#5B59BE #BE598A #BCBE59 #59BE8E

split-complementary

#5B59BE #BE8E59 #8ABE59

monochromatic

#2D2C71 #3F3D9D #5B59BE #8685CF #B2B1E0

Accessibility & contrast

On white

5.81

#5B59BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.62

#5B59BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B59BE

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B59BE	#FFFFFF	#000000	##FFFFFF
##5B59BE	1.00	5.81	3.62	5.81
#FFFFFF	5.81	1.00	21.00	1.00
#000000	3.62	21.00	1.00	21.00
##FFFFFF	5.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2169C2

Deuteranopia (green-blind)

#1462BC

Tritanopia (blue-blind)

#327083

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #5b59be;
/* rgb */ color: rgb(91, 89, 190);
/* oklch */ color: oklch(51.9% 0.154 280.5);

Tailwind

colors: {
  custom: {
    50: '#9188d2',
    500: '#5b59be',
    950: '#000000',
  },
}

SCSS

$custom: #5b59be;
$custom-light: #9188d2;
$custom-dark: #000000;

JSON

{
  "hex": "#5b59be",
  "rgb": {
    "r": 91,
    "g": 89,
    "b": 190
  },
  "hsl": {
    "h": 241.188,
    "s": 43.723,
    "l": 54.706
  },
  "oklch": {
    "l": 0.5192,
    "c": 0.15422,
    "h": 280.5
  },
  "luminance": 0.13087
}

Semantic roles & 50–950 ramp

primary

#5B59BE

secondary

#CECFA4

accent

#D354D1

background

#F9F8FD

surface

#F2EFFA

border

#CCCAD3

text

#0D0B14

muted

#7E7C83

Preview Lab

Preview with #5B59BE

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

Preview Lab → · Contrast checker → · Palette generator →