#5B5CE0#5B5CE0

#5B5CE0 is a mid, vivid blue. Relative luminance 0.153; OKLCH L 55.0% C 0.196 H 277.5°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#5B5CE0
RGB	rgb(91, 92, 224)
HSL	hsl(240, 68%, 62%)
HSV	hsv(240, 59%, 88%)
CMYK	cmyk(59.4%, 58.9%, 0%, 12.2%)
CIE-LAB	lab(45.99, 37.90, -67.62)
CIE-LCH	lch(45.99, 77.52, 299.27°)
OKLab	oklab(54.97% 0.0255 -0.1943)
OKLCH	oklch(54.97% 0.196 277.5)
XYZ	xyz(21.5918, 15.2586, 72.3140)
Luminance	0.1526 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5CE0 #E0DF5B

analogous

#5B9FE0 #5B5CE0 #9D5BE0

triadic

#5B5CE0 #E05B5C #5CE05B

tetradic

#5B5CE0 #E05B9F #E0DF5B #5BE09D

square

#5B5CE0 #E05B9F #E0DF5B #5BE09D

split-complementary

#5B5CE0 #E09D5B #9FE05B

monochromatic

#1F20A2 #282AD5 #5B5CE0 #8E8FEA #C2C2F3

Accessibility & contrast

On white

5.18

#5B5CE0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#5B5CE0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5CE0

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5CE0	#FFFFFF	#000000	##FFFFFF
##5B5CE0	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0073E4

Deuteranopia (green-blind)

#0067DD

Tritanopia (blue-blind)

#007C95

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #5b5ce0;
/* rgb */ color: rgb(91, 92, 224);
/* oklch */ color: oklch(55.0% 0.196 277.5);

Tailwind

colors: {
  custom: {
    50: '#968aeb',
    500: '#5b5ce0',
    950: '#000000',
  },
}

SCSS

$custom: #5b5ce0;
$custom-light: #968aeb;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5ce0",
  "rgb": {
    "r": 91,
    "g": 92,
    "b": 224
  },
  "hsl": {
    "h": 239.549,
    "s": 68.205,
    "l": 61.765
  },
  "oklch": {
    "l": 0.5497,
    "c": 0.19601,
    "h": 277.5
  },
  "luminance": 0.1526
}

Semantic roles & 50–950 ramp

primary

#5B5CE0

secondary

#E4E4B3

accent

#CF15D0

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0F0C16

muted

#7E7D84

Preview Lab

Preview with #5B5CE0

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

Preview Lab → · Contrast checker → · Palette generator →