#5B53CD#5B53CD

#5B53CD is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.9% C 0.182 H 280.9°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#5B53CD
RGB	rgb(91, 83, 205)
HSL	hsl(244, 55%, 56%)
HSV	hsv(244, 60%, 80%)
CMYK	cmyk(55.6%, 59.5%, 0%, 19.6%)
CIE-LAB	lab(42.49, 37.27, -62.44)
CIE-LCH	lch(42.49, 72.72, 300.83°)
OKLab	oklab(51.95% 0.0345 -0.1792)
OKLCH	oklch(51.95% 0.182 280.9)
XYZ	xyz(18.4237, 12.8173, 59.2489)
Luminance	0.1282 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B53CD #C5CD53

analogous

#5388CD #5B53CD #9853CD

triadic

#5B53CD #CD5B53 #53CD5B

tetradic

#5B53CD #CD5388 #C5CD53 #53CD98

square

#5B53CD #CD5388 #C5CD53 #53CD98

split-complementary

#5B53CD #CD9853 #88CD53

monochromatic

#2B2580 #3B33B0 #5B53CD #8882DB #B5B2E9

Accessibility & contrast

On white

5.89

#5B53CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#5B53CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B53CD

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B53CD	#FFFFFF	#000000	##FFFFFF
##5B53CD	1.00	5.89	3.56	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D1

Deuteranopia (green-blind)

#0060CB

Tritanopia (blue-blind)

#217088

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5b53cd;
/* rgb */ color: rgb(91, 83, 205);
/* oklch */ color: oklch(51.9% 0.182 280.9);

Tailwind

colors: {
  custom: {
    50: '#9384dd',
    500: '#5b53cd',
    950: '#000000',
  },
}

SCSS

$custom: #5b53cd;
$custom-light: #9384dd;
$custom-dark: #000000;

JSON

{
  "hex": "#5b53cd",
  "rgb": {
    "r": 91,
    "g": 83,
    "b": 205
  },
  "hsl": {
    "h": 243.934,
    "s": 54.955,
    "l": 56.471
  },
  "oklch": {
    "l": 0.5195,
    "c": 0.18247,
    "h": 280.9
  },
  "luminance": 0.12818
}

Semantic roles & 50–950 ramp

primary

#5B53CD

secondary

#D4D7A5

accent

#DE4AD5

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5B53CD

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

Preview Lab → · Contrast checker → · Palette generator →