#5B63DF#5B63DF

#5B63DF is a mid, vivid blue. Relative luminance 0.165; OKLCH L 56.1% C 0.186 H 275.8°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#5B63DF
RGB	rgb(91, 99, 223)
HSL	hsl(236, 67%, 62%)
HSV	hsv(236, 59%, 87%)
CMYK	cmyk(59.2%, 55.6%, 0%, 12.5%)
CIE-LAB	lab(47.59, 33.32, -64.45)
CIE-LCH	lch(47.59, 72.56, 297.34°)
OKLab	oklab(56.14% 0.019 -0.185)
OKLCH	oklch(56.14% 0.186 275.8)
XYZ	xyz(22.0912, 16.4739, 71.8134)
Luminance	0.1648 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B63DF #DFD75B

analogous

#5BA5DF #5B63DF #955BDF

triadic

#5B63DF #DF5B63 #63DF5B

tetradic

#5B63DF #DF5BA5 #DFD75B #5BDF95

square

#5B63DF #DF5BA5 #DFD75B #5BDF95

split-complementary

#5B63DF #DF955B #A5DF5B

monochromatic

#1F27A0 #2934D4 #5B63DF #8E94E9 #C1C4F3

Accessibility & contrast

On white

4.89

#5B63DF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#5B63DF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B63DF

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B63DF	#FFFFFF	#000000	##FFFFFF
##5B63DF	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0077E3

Deuteranopia (green-blind)

#006BDC

Tritanopia (blue-blind)

#008097

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #5b63df;
/* rgb */ color: rgb(91, 99, 223);
/* oklch */ color: oklch(56.1% 0.186 275.8);

Tailwind

colors: {
  custom: {
    50: '#958fea',
    500: '#5b63df',
    950: '#000000',
  },
}

SCSS

$custom: #5b63df;
$custom-light: #958fea;
$custom-dark: #000000;

JSON

{
  "hex": "#5b63df",
  "rgb": {
    "r": 91,
    "g": 99,
    "b": 223
  },
  "hsl": {
    "h": 236.364,
    "s": 67.347,
    "l": 61.569
  },
  "oklch": {
    "l": 0.56137,
    "c": 0.18594,
    "h": 275.8
  },
  "luminance": 0.16476
}

Semantic roles & 50–950 ramp

primary

#5B63DF

secondary

#E3E0B2

accent

#C416CF

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #5B63DF

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

Preview Lab → · Contrast checker → · Palette generator →