#4252CA#4252CA

#4252CA is a mid, vivid blue. Relative luminance 0.115; OKLCH L 49.9% C 0.185 H 272.0°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#4252CA
RGB	rgb(66, 82, 202)
HSL	hsl(233, 56%, 53%)
HSV	hsv(233, 67%, 79%)
CMYK	cmyk(67.3%, 59.4%, 0%, 20.8%)
CIE-LAB	lab(40.34, 32.79, -64.28)
CIE-LCH	lch(40.34, 72.16, 297.03°)
OKLab	oklab(49.86% 0.0066 -0.1852)
OKLCH	oklch(49.86% 0.185 272)
XYZ	xyz(15.9211, 11.4556, 57.2378)
Luminance	0.1146 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4252CA #CABA42

analogous

#4296CA #4252CA #7642CA

triadic

#4252CA #CA4252 #52CA42

tetradic

#4252CA #CA4296 #CABA42 #42CA76

square

#4252CA #CA4296 #CABA42 #42CA76

split-complementary

#4252CA #CA7642 #96CA42

monochromatic

#202A72 #2D3BA2 #4252CA #727ED7 #A2AAE5

Accessibility & contrast

On white

6.38

#4252CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#4252CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4252CA

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4252CA	#FFFFFF	#000000	##FFFFFF
##4252CA	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CE

Deuteranopia (green-blind)

#0059C8

Tritanopia (blue-blind)

#007086

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4252ca;
/* rgb */ color: rgb(66, 82, 202);
/* oklch */ color: oklch(49.9% 0.185 272.0);

Tailwind

colors: {
  custom: {
    50: '#8682db',
    500: '#4252ca',
    950: '#000000',
  },
}

SCSS

$custom: #4252ca;
$custom-light: #8682db;
$custom-dark: #000000;

JSON

{
  "hex": "#4252ca",
  "rgb": {
    "r": 66,
    "g": 82,
    "b": 202
  },
  "hsl": {
    "h": 232.941,
    "s": 56.198,
    "l": 52.549
  },
  "oklch": {
    "l": 0.49856,
    "c": 0.18537,
    "h": 272
  },
  "luminance": 0.11457
}

Semantic roles & 50–950 ramp

primary

#4252CA

secondary

#D1CA96

accent

#CE48DF

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0D0A15

muted

#7D7C83

Preview Lab

Preview with #4252CA

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

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