#5B53CF#5B53CF

#5B53CF is a mid, vivid blue. Relative luminance 0.129; OKLCH L 52.1% C 0.185 H 280.7°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#5B53CF
RGB	rgb(91, 83, 207)
HSL	hsl(244, 56%, 57%)
HSV	hsv(244, 60%, 81%)
CMYK	cmyk(56%, 59.9%, 0%, 18.8%)
CIE-LAB	lab(42.63, 37.90, -63.36)
CIE-LCH	lch(42.63, 73.83, 300.89°)
OKLab	oklab(52.11% 0.0344 -0.1819)
OKLCH	oklch(52.11% 0.185 280.7)
XYZ	xyz(18.6666, 12.9144, 60.5285)
Luminance	0.1292 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B53CF #C7CF53

analogous

#5389CF #5B53CF #9953CF

triadic

#5B53CF #CF5B53 #53CF5B

tetradic

#5B53CF #CF5389 #C7CF53 #53CF99

square

#5B53CF #CF5389 #C7CF53 #53CF99

split-complementary

#5B53CF #CF9953 #89CF53

monochromatic

#2B2583 #3A32B3 #5B53CF #8983DC #B6B3EA

Accessibility & contrast

On white

5.86

#5B53CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#5B53CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B53CF

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B53CF	#FFFFFF	#000000	##FFFFFF
##5B53CF	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D3

Deuteranopia (green-blind)

#0060CC

Tritanopia (blue-blind)

#1E7189

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #5b53cf;
/* rgb */ color: rgb(91, 83, 207);
/* oklch */ color: oklch(52.1% 0.185 280.7);

Tailwind

colors: {
  custom: {
    50: '#9384df',
    500: '#5b53cf',
    950: '#000000',
  },
}

SCSS

$custom: #5b53cf;
$custom-light: #9384df;
$custom-dark: #000000;

JSON

{
  "hex": "#5b53cf",
  "rgb": {
    "r": 91,
    "g": 83,
    "b": 207
  },
  "hsl": {
    "h": 243.871,
    "s": 56.364,
    "l": 56.863
  },
  "oklch": {
    "l": 0.52105,
    "c": 0.18509,
    "h": 280.7
  },
  "luminance": 0.12916
}

Semantic roles & 50–950 ramp

primary

#5B53CF

secondary

#D5D8A6

accent

#E048D6

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5B53CF

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

Preview Lab → · Contrast checker → · Palette generator →