#5B5EE5#5B5EE5

#5B5EE5 is a mid, highly saturated blue. Relative luminance 0.159; OKLCH L 55.7% C 0.200 H 276.8°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#5B5EE5
RGB	rgb(91, 94, 229)
HSL	hsl(239, 73%, 63%)
HSV	hsv(239, 60%, 90%)
CMYK	cmyk(60.3%, 59%, 0%, 10.2%)
CIE-LAB	lab(46.82, 38.31, -69.09)
CIE-LCH	lch(46.82, 79.00, 299.01°)
OKLab	oklab(55.7% 0.0236 -0.1987)
OKLCH	oklch(55.7% 0.2 276.8)
XYZ	xyz(22.4554, 15.8850, 75.9963)
Luminance	0.1589 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5EE5 #E5E25B

analogous

#5BA3E5 #5B5EE5 #9D5BE5

triadic

#5B5EE5 #E55B5E #5EE55B

tetradic

#5B5EE5 #E55BA3 #E5E25B #5BE59D

square

#5B5EE5 #E55BA3 #E5E25B #5BE59D

split-complementary

#5B5EE5 #E59D5B #A3E55B

monochromatic

#1B1EAB #262ADD #5B5EE5 #9092ED #C5C6F6

Accessibility & contrast

On white

5.03

#5B5EE5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#5B5EE5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5EE5

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5EE5	#FFFFFF	#000000	##FFFFFF
##5B5EE5	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075E9

Deuteranopia (green-blind)

#0069E2

Tritanopia (blue-blind)

#007F98

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #5b5ee5;
/* rgb */ color: rgb(91, 94, 229);
/* oklch */ color: oklch(55.7% 0.200 276.8);

Tailwind

colors: {
  custom: {
    50: '#968cee',
    500: '#5b5ee5',
    950: '#000000',
  },
}

SCSS

$custom: #5b5ee5;
$custom-light: #968cee;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5ee5",
  "rgb": {
    "r": 91,
    "g": 94,
    "b": 229
  },
  "hsl": {
    "h": 238.696,
    "s": 72.632,
    "l": 62.745
  },
  "oklch": {
    "l": 0.55704,
    "c": 0.20005,
    "h": 276.8
  },
  "luminance": 0.15887
}

Semantic roles & 50–950 ramp

primary

#5B5EE5

secondary

#E7E6B5

accent

#D011D5

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0F0C16

muted

#7E7D84

Preview Lab

Preview with #5B5EE5

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

Preview Lab → · Contrast checker → · Palette generator →