#5B5CE1#5B5CE1

#5B5CE1 is a mid, vivid blue. Relative luminance 0.153; OKLCH L 55.0% C 0.197 H 277.4°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#5B5CE1
RGB	rgb(91, 92, 225)
HSL	hsl(240, 69%, 62%)
HSV	hsv(240, 60%, 88%)
CMYK	cmyk(59.6%, 59.1%, 0%, 11.8%)
CIE-LAB	lab(46.06, 38.22, -68.07)
CIE-LCH	lch(46.06, 78.07, 299.32°)
OKLab	oklab(55.05% 0.0254 -0.1957)
OKLCH	oklch(55.05% 0.197 277.4)
XYZ	xyz(21.7278, 15.3131, 73.0303)
Luminance	0.1532 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5CE1 #E1E05B

analogous

#5B9FE1 #5B5CE1 #9D5BE1

triadic

#5B5CE1 #E15B5C #5CE15B

tetradic

#5B5CE1 #E15B9F #E1E05B #5BE19D

square

#5B5CE1 #E15B9F #E1E05B #5BE19D

split-complementary

#5B5CE1 #E19D5B #9FE15B

monochromatic

#1E1FA4 #2729D7 #5B5CE1 #8F8FEA #C2C3F4

Accessibility & contrast

On white

5.17

#5B5CE1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#5B5CE1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5CE1

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5CE1	#FFFFFF	#000000	##FFFFFF
##5B5CE1	1.00	5.17	4.06	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073E5

Deuteranopia (green-blind)

#0067DE

Tritanopia (blue-blind)

#007C96

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #5b5ce1;
/* rgb */ color: rgb(91, 92, 225);
/* oklch */ color: oklch(55.0% 0.197 277.4);

Tailwind

colors: {
  custom: {
    50: '#968aeb',
    500: '#5b5ce1',
    950: '#000000',
  },
}

SCSS

$custom: #5b5ce1;
$custom-light: #968aeb;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5ce1",
  "rgb": {
    "r": 91,
    "g": 92,
    "b": 225
  },
  "hsl": {
    "h": 239.552,
    "s": 69.072,
    "l": 61.961
  },
  "oklch": {
    "l": 0.55048,
    "c": 0.19732,
    "h": 277.4
  },
  "luminance": 0.15315
}

Semantic roles & 50–950 ramp

primary

#5B5CE1

secondary

#E5E4B3

accent

#D014D1

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0F0C16

muted

#7E7D84

Preview Lab

Preview with #5B5CE1

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

Preview Lab → · Contrast checker → · Palette generator →