#5B5DE9#5B5DE9

#5B5DE9 is a mid, highly saturated blue. Relative luminance 0.159; OKLCH L 55.8% C 0.206 H 276.8°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#5B5DE9
RGB	rgb(91, 93, 233)
HSL	hsl(239, 76%, 64%)
HSV	hsv(239, 61%, 91%)
CMYK	cmyk(60.9%, 60.1%, 0%, 8.6%)
CIE-LAB	lab(46.89, 40.20, -71.24)
CIE-LCH	lch(46.89, 81.80, 299.44°)
OKLab	oklab(55.85% 0.0243 -0.205)
OKLCH	oklch(55.85% 0.206 276.8)
XYZ	xyz(22.9320, 15.9342, 78.9422)
Luminance	0.1594 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5DE9 #E9E75B

analogous

#5BA4E9 #5B5DE9 #A05BE9

triadic

#5B5DE9 #E95B5D #5DE95B

tetradic

#5B5DE9 #E95BA4 #E9E75B #5BE9A0

square

#5B5DE9 #E95BA4 #E9E75B #5BE9A0

split-complementary

#5B5DE9 #E9A05B #A4E95B

monochromatic

#181AB2 #2528E2 #5B5DE9 #9192F0 #C7C8F7

Accessibility & contrast

On white

5.02

#5B5DE9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#5B5DE9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5DE9

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5DE9	#FFFFFF	#000000	##FFFFFF
##5B5DE9	1.00	5.02	4.19	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075EE

Deuteranopia (green-blind)

#0069E6

Tritanopia (blue-blind)

#007F9A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #5b5de9;
/* rgb */ color: rgb(91, 93, 233);
/* oklch */ color: oklch(55.8% 0.206 276.8);

Tailwind

colors: {
  custom: {
    50: '#978bf1',
    500: '#5b5de9',
    950: '#000000',
  },
}

SCSS

$custom: #5b5de9;
$custom-light: #978bf1;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5de9",
  "rgb": {
    "r": 91,
    "g": 93,
    "b": 233
  },
  "hsl": {
    "h": 239.155,
    "s": 76.344,
    "l": 63.529
  },
  "oklch": {
    "l": 0.55845,
    "c": 0.20643,
    "h": 276.8
  },
  "luminance": 0.15936
}

Semantic roles & 50–950 ramp

primary

#5B5DE9

secondary

#E9E8B7

accent

#D60DD9

background

#FAF8FE

surface

#F3F0FD

border

#CDCBD5

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #5B5DE9

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

Preview Lab → · Contrast checker → · Palette generator →