#5B5DE4#5B5DE4

#5B5DE4 is a mid, vivid blue. Relative luminance 0.157; OKLCH L 55.5% C 0.200 H 277.0°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#5B5DE4
RGB	rgb(91, 93, 228)
HSL	hsl(239, 72%, 63%)
HSV	hsv(239, 60%, 89%)
CMYK	cmyk(60.1%, 59.2%, 0%, 10.6%)
CIE-LAB	lab(46.52, 38.59, -69.03)
CIE-LCH	lch(46.52, 79.08, 299.21°)
OKLab	oklab(55.45% 0.0245 -0.1985)
OKLCH	oklch(55.45% 0.2 277)
XYZ	xyz(22.2278, 15.6526, 75.2337)
Luminance	0.1565 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5DE4 #E4E25B

analogous

#5BA2E4 #5B5DE4 #9D5BE4

triadic

#5B5DE4 #E45B5D #5DE45B

tetradic

#5B5DE4 #E45BA2 #E4E25B #5BE49D

square

#5B5DE4 #E45BA2 #E4E25B #5BE49D

split-complementary

#5B5DE4 #E49D5B #A2E45B

monochromatic

#1C1EA9 #2629DB #5B5DE4 #9091ED #C4C5F5

Accessibility & contrast

On white

5.08

#5B5DE4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#5B5DE4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5DE4

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5DE4	#FFFFFF	#000000	##FFFFFF
##5B5DE4	1.00	5.08	4.13	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074E8

Deuteranopia (green-blind)

#0068E1

Tritanopia (blue-blind)

#007E98

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #5b5de4;
/* rgb */ color: rgb(91, 93, 228);
/* oklch */ color: oklch(55.5% 0.200 277.0);

Tailwind

colors: {
  custom: {
    50: '#968bed',
    500: '#5b5de4',
    950: '#000000',
  },
}

SCSS

$custom: #5b5de4;
$custom-light: #968bed;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5de4",
  "rgb": {
    "r": 91,
    "g": 93,
    "b": 228
  },
  "hsl": {
    "h": 239.124,
    "s": 71.728,
    "l": 62.549
  },
  "oklch": {
    "l": 0.55453,
    "c": 0.19998,
    "h": 277
  },
  "luminance": 0.15654
}

Semantic roles & 50–950 ramp

primary

#5B5DE4

secondary

#E6E6B4

accent

#D112D4

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0F0C16

muted

#7E7D84

Preview Lab

Preview with #5B5DE4

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

Preview Lab → · Contrast checker → · Palette generator →