#5B5DE5#5B5DE5

#5B5DE5 is a mid, highly saturated blue. Relative luminance 0.157; OKLCH L 55.5% C 0.201 H 277.0°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#5B5DE5
RGB	rgb(91, 93, 229)
HSL	hsl(239, 73%, 63%)
HSV	hsv(239, 60%, 90%)
CMYK	cmyk(60.3%, 59.4%, 0%, 10.2%)
CIE-LAB	lab(46.59, 38.91, -69.47)
CIE-LCH	lch(46.59, 79.63, 299.25°)
OKLab	oklab(55.53% 0.0245 -0.1998)
OKLCH	oklch(55.53% 0.201 277)
XYZ	xyz(22.3670, 15.7083, 75.9669)
Luminance	0.1571 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5DE5 #E5E35B

analogous

#5BA2E5 #5B5DE5 #9E5BE5

triadic

#5B5DE5 #E55B5D #5DE55B

tetradic

#5B5DE5 #E55BA2 #E5E35B #5BE59E

square

#5B5DE5 #E55BA2 #E5E35B #5BE59E

split-complementary

#5B5DE5 #E59E5B #A2E55B

monochromatic

#1B1DAB #2629DD #5B5DE5 #9091ED #C5C5F6

Accessibility & contrast

On white

5.07

#5B5DE5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#5B5DE5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5DE5

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5DE5	#FFFFFF	#000000	##FFFFFF
##5B5DE5	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074E9

Deuteranopia (green-blind)

#0069E2

Tritanopia (blue-blind)

#007E98

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #5b5de5;
/* rgb */ color: rgb(91, 93, 229);
/* oklch */ color: oklch(55.5% 0.201 277.0);

Tailwind

colors: {
  custom: {
    50: '#968bee',
    500: '#5b5de5',
    950: '#000000',
  },
}

SCSS

$custom: #5b5de5;
$custom-light: #968bee;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5de5",
  "rgb": {
    "r": 91,
    "g": 93,
    "b": 229
  },
  "hsl": {
    "h": 239.13,
    "s": 72.632,
    "l": 62.745
  },
  "oklch": {
    "l": 0.55531,
    "c": 0.20127,
    "h": 277
  },
  "luminance": 0.1571
}

Semantic roles & 50–950 ramp

primary

#5B5DE5

secondary

#E7E6B5

accent

#D211D5

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0F0C16

muted

#7E7D84

Preview Lab

Preview with #5B5DE5

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

Preview Lab → · Contrast checker → · Palette generator →