#5355CE#5355CE

#5355CE is a mid, vivid blue. Relative luminance 0.128; OKLCH L 51.8% C 0.183 H 277.2°. Best body text is #FFFFFF at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#5355CE
RGB	rgb(83, 85, 206)
HSL	hsl(239, 56%, 57%)
HSV	hsv(239, 60%, 81%)
CMYK	cmyk(59.7%, 58.7%, 0%, 19.2%)
CIE-LAB	lab(42.45, 34.96, -63.11)
CIE-LCH	lch(42.45, 72.14, 298.98°)
OKLab	oklab(51.79% 0.0229 -0.1813)
OKLCH	oklch(51.79% 0.183 277.2)
XYZ	xyz(17.9528, 12.7909, 59.9034)
Luminance	0.1279 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5355CE #CECC53

analogous

#5393CE #5355CE #8F53CE

triadic

#5355CE #CE5355 #55CE53

tetradic

#5355CE #CE5393 #CECC53 #53CE8F

square

#5355CE #CE5393 #CECC53 #53CE8F

split-complementary

#5355CE #CE8F53 #93CE53

monochromatic

#252682 #3335B1 #5355CE #8384DC #B2B3E9

Accessibility & contrast

On white

5.90

#5355CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#5355CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5355CE

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5355CE	#FFFFFF	#000000	##FFFFFF
##5355CE	1.00	5.90	3.56	5.90
#FFFFFF	5.90	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069D2

Deuteranopia (green-blind)

#005FCC

Tritanopia (blue-blind)

#007289

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #5355ce;
/* rgb */ color: rgb(83, 85, 206);
/* oklch */ color: oklch(51.8% 0.183 277.2);

Tailwind

colors: {
  custom: {
    50: '#8f85de',
    500: '#5355ce',
    950: '#000000',
  },
}

SCSS

$custom: #5355ce;
$custom-light: #8f85de;
$custom-dark: #000000;

JSON

{
  "hex": "#5355ce",
  "rgb": {
    "r": 83,
    "g": 85,
    "b": 206
  },
  "hsl": {
    "h": 239.024,
    "s": 55.656,
    "l": 56.667
  },
  "oklch": {
    "l": 0.51794,
    "c": 0.18279,
    "h": 277.2
  },
  "luminance": 0.12792
}

Semantic roles & 50–950 ramp

primary

#5355CE

secondary

#D8D7A5

accent

#DD49DF

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #5355CE

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

Preview Lab → · Contrast checker → · Palette generator →