#5B5EF0#5B5EF0

#5B5EF0 is a mid, highly saturated blue. Relative luminance 0.165; OKLCH L 56.6% C 0.214 H 276.2°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#5B5EF0
RGB	rgb(91, 94, 240)
HSL	hsl(239, 83%, 65%)
HSV	hsv(239, 62%, 94%)
CMYK	cmyk(62.1%, 60.8%, 0%, 5.9%)
CIE-LAB	lab(47.65, 41.86, -73.94)
CIE-LCH	lch(47.65, 84.97, 299.52°)
OKLab	oklab(56.57% 0.0232 -0.2129)
OKLCH	oklch(56.57% 0.214 276.2)
XYZ	xyz(24.0401, 16.5189, 84.3428)
Luminance	0.1652 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5EF0 #F0ED5B

analogous

#5BA8F0 #5B5EF0 #A35BF0

triadic

#5B5EF0 #F05B5E #5EF05B

tetradic

#5B5EF0 #F05BA8 #F0ED5B #5BF0A3

square

#5B5EF0 #F05BA8 #F0ED5B #5BF0A3

split-complementary

#5B5EF0 #F0A35B #A8F05B

monochromatic

#1115BF #2327EB #5B5EF0 #9395F5 #CBCCFA

Accessibility & contrast

On white

4.88

#5B5EF0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#5B5EF0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5EF0

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5EF0	#FFFFFF	#000000	##FFFFFF
##5B5EF0	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0078F5

Deuteranopia (green-blind)

#006BED

Tritanopia (blue-blind)

#00829E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #5b5ef0;
/* rgb */ color: rgb(91, 94, 240);
/* oklch */ color: oklch(56.6% 0.214 276.2);

Tailwind

colors: {
  custom: {
    50: '#988cf6',
    500: '#5b5ef0',
    950: '#000000',
  },
}

SCSS

$custom: #5b5ef0;
$custom-light: #988cf6;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5ef0",
  "rgb": {
    "r": 91,
    "g": 94,
    "b": 240
  },
  "hsl": {
    "h": 238.792,
    "s": 83.24,
    "l": 64.902
  },
  "oklch": {
    "l": 0.5657,
    "c": 0.21417,
    "h": 276.2
  },
  "luminance": 0.16521
}

Semantic roles & 50–950 ramp

primary

#5B5EF0

secondary

#EDECBA

accent

#DB06E0

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #5B5EF0

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

Preview Lab → · Contrast checker → · Palette generator →