#4252C8#4252C8

#4252C8 is a mid, vivid blue. Relative luminance 0.114; OKLCH L 49.7% C 0.183 H 272.1°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#4252C8
RGB	rgb(66, 82, 200)
HSL	hsl(233, 55%, 52%)
HSV	hsv(233, 67%, 78%)
CMYK	cmyk(67%, 59%, 0%, 21.6%)
CIE-LAB	lab(40.18, 32.09, -63.37)
CIE-LCH	lch(40.18, 71.03, 296.86°)
OKLab	oklab(49.69% 0.0066 -0.1826)
OKLCH	oklch(49.69% 0.183 272.1)
XYZ	xyz(15.6859, 11.3615, 55.9987)
Luminance	0.1136 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4252C8 #C8B842

analogous

#4295C8 #4252C8 #7542C8

triadic

#4252C8 #C84252 #52C842

tetradic

#4252C8 #C84295 #C8B842 #42C875

square

#4252C8 #C84295 #C8B842 #42C875

split-complementary

#4252C8 #C87542 #95C842

monochromatic

#202A6F #2E3C9F #4252C8 #717DD6 #A1A9E4

Accessibility & contrast

On white

6.42

#4252C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#4252C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4252C8

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4252C8	#FFFFFF	#000000	##FFFFFF
##4252C8	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065CC

Deuteranopia (green-blind)

#0059C6

Tritanopia (blue-blind)

#006F85

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4252c8;
/* rgb */ color: rgb(66, 82, 200);
/* oklch */ color: oklch(49.7% 0.183 272.1);

Tailwind

colors: {
  custom: {
    50: '#8682da',
    500: '#4252c8',
    950: '#000000',
  },
}

SCSS

$custom: #4252c8;
$custom-light: #8682da;
$custom-dark: #000000;

JSON

{
  "hex": "#4252c8",
  "rgb": {
    "r": 66,
    "g": 82,
    "b": 200
  },
  "hsl": {
    "h": 232.836,
    "s": 54.918,
    "l": 52.157
  },
  "oklch": {
    "l": 0.49693,
    "c": 0.1827,
    "h": 272.1
  },
  "luminance": 0.11363
}

Semantic roles & 50–950 ramp

primary

#4252C8

secondary

#D0C996

accent

#CC4ADE

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #4252C8

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

Preview Lab → · Contrast checker → · Palette generator →