#5B53CB#5B53CB

#5B53CB is a mid, vivid blue. Relative luminance 0.127; OKLCH L 51.8% C 0.180 H 281.1°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#5B53CB
RGB	rgb(91, 83, 203)
HSL	hsl(244, 54%, 56%)
HSV	hsv(244, 59%, 80%)
CMYK	cmyk(55.2%, 59.1%, 0%, 20.4%)
CIE-LAB	lab(42.34, 36.64, -61.53)
CIE-LCH	lch(42.34, 71.61, 300.77°)
OKLab	oklab(51.8% 0.0346 -0.1765)
OKLCH	oklch(51.8% 0.18 281.1)
XYZ	xyz(18.1838, 12.7213, 57.9856)
Luminance	0.1272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B53CB #C3CB53

analogous

#5387CB #5B53CB #9753CB

triadic

#5B53CB #CB5B53 #53CB5B

tetradic

#5B53CB #CB5387 #C3CB53 #53CB97

square

#5B53CB #CB5387 #C3CB53 #53CB97

split-complementary

#5B53CB #CB9753 #87CB53

monochromatic

#2C267E #3C34AD #5B53CB #8882D9 #B5B1E7

Accessibility & contrast

On white

5.92

#5B53CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#5B53CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5B53CB

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B53CB	#FFFFFF	#000000	##FFFFFF
##5B53CB	1.00	5.92	3.54	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068CF

Deuteranopia (green-blind)

#0060C9

Tritanopia (blue-blind)

#246F87

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5b53cb;
/* rgb */ color: rgb(91, 83, 203);
/* oklch */ color: oklch(51.8% 0.180 281.1);

Tailwind

colors: {
  custom: {
    50: '#9384dc',
    500: '#5b53cb',
    950: '#000000',
  },
}

SCSS

$custom: #5b53cb;
$custom-light: #9384dc;
$custom-dark: #000000;

JSON

{
  "hex": "#5b53cb",
  "rgb": {
    "r": 91,
    "g": 83,
    "b": 203
  },
  "hsl": {
    "h": 244,
    "s": 53.571,
    "l": 56.078
  },
  "oklch": {
    "l": 0.51796,
    "c": 0.17983,
    "h": 281.1
  },
  "luminance": 0.12722
}

Semantic roles & 50–950 ramp

primary

#5B53CB

secondary

#D2D6A4

accent

#DD4BD3

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5B53CB

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

Preview Lab → · Contrast checker → · Palette generator →