#4252CC#4252CC

#4252CC is a mid, vivid blue. Relative luminance 0.116; OKLCH L 50.0% C 0.188 H 272.0°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#4252CC
RGB	rgb(66, 82, 204)
HSL	hsl(233, 58%, 53%)
HSV	hsv(233, 68%, 80%)
CMYK	cmyk(67.6%, 59.8%, 0%, 20%)
CIE-LAB	lab(40.49, 33.49, -65.18)
CIE-LCH	lch(40.49, 73.28, 297.19°)
OKLab	oklab(50.02% 0.0066 -0.1879)
OKLCH	oklch(50.02% 0.188 272)
XYZ	xyz(16.1595, 11.5510, 58.4930)
Luminance	0.1155 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4252CC #CCBC42

analogous

#4297CC #4252CC #7742CC

triadic

#4252CC #CC4252 #52CC42

tetradic

#4252CC #CC4297 #CCBC42 #42CC77

square

#4252CC #CC4297 #CCBC42 #42CC77

split-complementary

#4252CC #CC7742 #97CC42

monochromatic

#1F2974 #2C3AA4 #4252CC #727ED9 #A2AAE6

Accessibility & contrast

On white

6.34

#4252CC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#4252CC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4252CC

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4252CC	#FFFFFF	#000000	##FFFFFF
##4252CC	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066D0

Deuteranopia (green-blind)

#0059CA

Tritanopia (blue-blind)

#007087

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4252cc;
/* rgb */ color: rgb(66, 82, 204);
/* oklch */ color: oklch(50.0% 0.188 272.0);

Tailwind

colors: {
  custom: {
    50: '#8782dc',
    500: '#4252cc',
    950: '#000000',
  },
}

SCSS

$custom: #4252cc;
$custom-light: #8782dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4252cc",
  "rgb": {
    "r": 66,
    "g": 82,
    "b": 204
  },
  "hsl": {
    "h": 233.043,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.5002,
    "c": 0.18801,
    "h": 272
  },
  "luminance": 0.11552
}

Semantic roles & 50–950 ramp

primary

#4252CC

secondary

#D3CC97

accent

#CF47E1

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0D0A15

muted

#7D7C83

Preview Lab

Preview with #4252CC

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

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