#5353CF#5353CF

#5353CF is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.5% C 0.187 H 277.6°. Best body text is #FFFFFF at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#5353CF
RGB	rgb(83, 83, 207)
HSL	hsl(240, 56%, 57%)
HSV	hsv(240, 60%, 81%)
CMYK	cmyk(59.9%, 59.9%, 0%, 18.8%)
CIE-LAB	lab(42.05, 36.51, -64.34)
CIE-LCH	lch(42.05, 73.98, 299.57°)
OKLab	oklab(51.52% 0.0247 -0.185)
OKLCH	oklch(51.52% 0.187 277.6)
XYZ	xyz(17.9194, 12.5292, 60.4935)
Luminance	0.1253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5353CF #CFCF53

analogous

#5391CF #5353CF #9153CF

triadic

#5353CF #CF5353 #53CF53

tetradic

#5353CF #CF5391 #CFCF53 #53CF91

square

#5353CF #CF5391 #CFCF53 #53CF91

split-complementary

#5353CF #CF9153 #91CF53

monochromatic

#252583 #3232B3 #5353CF #8383DC #B3B3EA

Accessibility & contrast

On white

5.99

#5353CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#5353CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5353CF

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5353CF	#FFFFFF	#000000	##FFFFFF
##5353CF	1.00	5.99	3.51	5.99
#FFFFFF	5.99	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D3

Deuteranopia (green-blind)

#005ECD

Tritanopia (blue-blind)

#007189

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #5353cf;
/* rgb */ color: rgb(83, 83, 207);
/* oklch */ color: oklch(51.5% 0.187 277.6);

Tailwind

colors: {
  custom: {
    50: '#8f83df',
    500: '#5353cf',
    950: '#000000',
  },
}

SCSS

$custom: #5353cf;
$custom-light: #8f83df;
$custom-dark: #000000;

JSON

{
  "hex": "#5353cf",
  "rgb": {
    "r": 83,
    "g": 83,
    "b": 207
  },
  "hsl": {
    "h": 240,
    "s": 56.364,
    "l": 56.863
  },
  "oklch": {
    "l": 0.51522,
    "c": 0.18662,
    "h": 277.6
  },
  "luminance": 0.12531
}

Semantic roles & 50–950 ramp

primary

#5353CF

secondary

#D8D8A6

accent

#E048E0

background

#F9F8FD

surface

#F2EFFB

border

#CCCAD4

text

#0E0A15

muted

#7E7C83

Preview Lab

Preview with #5353CF

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

Preview Lab → · Contrast checker → · Palette generator →