#5B63EC#5B63EC

#5B63EC is a mid, highly saturated blue. Relative luminance 0.172; OKLCH L 57.1% C 0.203 H 275.4°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#5B63EC
RGB	rgb(91, 99, 236)
HSL	hsl(237, 79%, 64%)
HSV	hsv(237, 61%, 93%)
CMYK	cmyk(61.4%, 58.1%, 0%, 7.5%)
CIE-LAB	lab(48.51, 37.57, -70.29)
CIE-LCH	lch(48.51, 79.70, 298.12°)
OKLab	oklab(57.12% 0.019 -0.2021)
OKLCH	oklch(57.12% 0.203 275.4)
XYZ	xyz(23.9116, 17.2020, 81.4009)
Luminance	0.1720 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B63EC #ECE45B

analogous

#5BABEC #5B63EC #9C5BEC

triadic

#5B63EC #EC5B63 #63EC5B

tetradic

#5B63EC #EC5BAB #ECE45B #5BEC9C

square

#5B63EC #EC5BAB #ECE45B #5BEC9C

split-complementary

#5B63EC #EC9C5B #ABEC5B

monochromatic

#151EB7 #242FE6 #5B63EC #9297F2 #C9CBF9

Accessibility & contrast

On white

4.73

#5B63EC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#5B63EC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B63EC

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B63EC	#FFFFFF	#000000	##FFFFFF
##5B63EC	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007AF1

Deuteranopia (green-blind)

#006DE9

Tritanopia (blue-blind)

#00849E

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #5b63ec;
/* rgb */ color: rgb(91, 99, 236);
/* oklch */ color: oklch(57.1% 0.203 275.4);

Tailwind

colors: {
  custom: {
    50: '#978ff3',
    500: '#5b63ec',
    950: '#000000',
  },
}

SCSS

$custom: #5b63ec;
$custom-light: #978ff3;
$custom-dark: #000000;

JSON

{
  "hex": "#5b63ec",
  "rgb": {
    "r": 91,
    "g": 99,
    "b": 236
  },
  "hsl": {
    "h": 236.69,
    "s": 79.235,
    "l": 64.118
  },
  "oklch": {
    "l": 0.57115,
    "c": 0.20302,
    "h": 275.4
  },
  "luminance": 0.17204
}

Semantic roles & 50–950 ramp

primary

#5B63EC

secondary

#EBE8B8

accent

#D00ADC

background

#FAF8FF

surface

#F3F0FE

border

#CDCBD6

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #5B63EC

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

Preview Lab → · Contrast checker → · Palette generator →