#5B5DFD#5B5DFD

#5B5DFD is a mid, highly saturated blue. Relative luminance 0.171; OKLCH L 57.5% C 0.232 H 275.7°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#5B5DFD
RGB	rgb(91, 93, 253)
HSL	hsl(239, 98%, 67%)
HSV	hsv(239, 64%, 99%)
CMYK	cmyk(64%, 63.2%, 0%, 0.8%)
CIE-LAB	lab(48.44, 46.62, -79.91)
CIE-LCH	lch(48.44, 92.51, 300.26°)
OKLab	oklab(57.46% 0.0232 -0.2304)
OKLCH	oklch(57.46% 0.232 275.7)
XYZ	xyz(25.9525, 17.1425, 94.8506)
Luminance	0.1714 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B5DFD #FDFB5B

analogous

#5BAEFD #5B5DFD #AA5BFD

triadic

#5B5DFD #FD5B5D #5DFD5B

tetradic

#5B5DFD #FD5BAE #FDFB5B #5BFDAA

square

#5B5DFD #FD5BAE #FDFB5B #5BFDAA

split-complementary

#5B5DFD #FDAA5B #AEFD5B

monochromatic

#0305DB #1F21FC #5B5DFD #9799FE #D4D4FE

Accessibility & contrast

On white

4.74

#5B5DFD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#5B5DFD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B5DFD

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B5DFD	#FFFFFF	#000000	##FFFFFF
##5B5DFD	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007AFF

Deuteranopia (green-blind)

#006CFA

Tritanopia (blue-blind)

#0086A5

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #5b5dfd;
/* rgb */ color: rgb(91, 93, 253);
/* oklch */ color: oklch(57.5% 0.232 275.7);

Tailwind

colors: {
  custom: {
    50: '#9a8bff',
    500: '#5b5dfd',
    950: '#000000',
  },
}

SCSS

$custom: #5b5dfd;
$custom-light: #9a8bff;
$custom-dark: #000000;

JSON

{
  "hex": "#5b5dfd",
  "rgb": {
    "r": 91,
    "g": 93,
    "b": 253
  },
  "hsl": {
    "h": 239.259,
    "s": 97.59,
    "l": 67.451
  },
  "oklch": {
    "l": 0.57464,
    "c": 0.23159,
    "h": 275.7
  },
  "luminance": 0.17145
}

Semantic roles & 50–950 ramp

primary

#5B5DFD

secondary

#F3F3C1

accent

#E300E6

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#100C18

muted

#7F7D86

Preview Lab

Preview with #5B5DFD

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

Preview Lab → · Contrast checker → · Palette generator →