#5B59E3#5B59E3

#5B59E3 is a mid, highly saturated blue. Relative luminance 0.149; OKLCH L 54.7% C 0.204 H 277.9°. Best body text is #FFFFFF at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#5B59E3
RGB	rgb(91, 89, 227)
HSL	hsl(241, 71%, 62%)
HSV	hsv(241, 61%, 89%)
CMYK	cmyk(59.9%, 60.8%, 0%, 11%)
CIE-LAB	lab(45.52, 40.66, -70.09)
CIE-LCH	lch(45.52, 81.03, 300.12°)
OKLab	oklab(54.69% 0.028 -0.2016)
OKLCH	oklch(54.69% 0.204 277.9)
XYZ	xyz(21.7474, 14.9133, 74.3907)
Luminance	0.1492 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B59E3 #E1E359

analogous

#599CE3 #5B59E3 #A059E3

triadic

#5B59E3 #E35B59 #59E35B

tetradic

#5B59E3 #E3599C #E1E359 #59E3A0

square

#5B59E3 #E3599C #E1E359 #59E3A0

split-complementary

#5B59E3 #E3A059 #9CE359

monochromatic

#1E1CA6 #2725DA #5B59E3 #8F8DEC #C2C2F5

Accessibility & contrast

On white

5.27

#5B59E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#5B59E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B59E3

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B59E3	#FFFFFF	#000000	##FFFFFF
##5B59E3	1.00	5.27	3.98	5.27
#FFFFFF	5.27	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072E7

Deuteranopia (green-blind)

#0066E0

Tritanopia (blue-blind)

#007B96

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #5b59e3;
/* rgb */ color: rgb(91, 89, 227);
/* oklch */ color: oklch(54.7% 0.204 277.9);

Tailwind

colors: {
  custom: {
    50: '#9688ed',
    500: '#5b59e3',
    950: '#000000',
  },
}

SCSS

$custom: #5b59e3;
$custom-light: #9688ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5b59e3",
  "rgb": {
    "r": 91,
    "g": 89,
    "b": 227
  },
  "hsl": {
    "h": 240.87,
    "s": 71.134,
    "l": 61.961
  },
  "oklch": {
    "l": 0.54693,
    "c": 0.20356,
    "h": 277.9
  },
  "luminance": 0.14915
}

Semantic roles & 50–950 ramp

primary

#5B59E3

secondary

#E5E5B2

accent

#D312D0

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0F0B16

muted

#7E7C84

Preview Lab

Preview with #5B59E3

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

Preview Lab → · Contrast checker → · Palette generator →