#4252DA#4252DA

#4252DA is a mid, highly saturated blue. Relative luminance 0.123; OKLCH L 51.2% C 0.206 H 271.7°. Best body text is #FFFFFF at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#4252DA
RGB	rgb(66, 82, 218)
HSL	hsl(234, 67%, 56%)
HSV	hsv(234, 70%, 85%)
CMYK	cmyk(69.7%, 62.4%, 0%, 14.5%)
CIE-LAB	lab(41.62, 38.34, -71.40)
CIE-LCH	lch(41.62, 81.04, 298.23°)
OKLab	oklab(51.2% 0.0062 -0.2061)
OKLCH	oklch(51.2% 0.206 271.7)
XYZ	xyz(17.9147, 12.2530, 67.7370)
Luminance	0.1226 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4252DA #DACA42

analogous

#429EDA #4252DA #7E42DA

triadic

#4252DA #DA4252 #52DA42

tetradic

#4252DA #DA429E #DACA42 #42DA7E

square

#4252DA #DA429E #DACA42 #42DA7E

split-complementary

#4252DA #DA7E42 #9EDA42

monochromatic

#1A2687 #2434BA #4252DA #7581E4 #A8B0EE

Accessibility & contrast

On white

6.09

#4252DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#4252DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4252DA

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4252DA	#FFFFFF	#000000	##FFFFFF
##4252DA	1.00	6.09	3.45	6.09
#FFFFFF	6.09	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DE

Deuteranopia (green-blind)

#005BD7

Tritanopia (blue-blind)

#00758E

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #4252da;
/* rgb */ color: rgb(66, 82, 218);
/* oklch */ color: oklch(51.2% 0.206 271.7);

Tailwind

colors: {
  custom: {
    50: '#8a82e7',
    500: '#4252da',
    950: '#000000',
  },
}

SCSS

$custom: #4252da;
$custom-light: #8a82e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4252da",
  "rgb": {
    "r": 66,
    "g": 82,
    "b": 218
  },
  "hsl": {
    "h": 233.684,
    "s": 67.257,
    "l": 55.686
  },
  "oklch": {
    "l": 0.51197,
    "c": 0.20623,
    "h": 271.7
  },
  "luminance": 0.12255
}

Semantic roles & 50–950 ramp

primary

#4252DA

secondary

#DBD59C

accent

#D83EEA

background

#F9F8FE

surface

#F1EFFD

border

#CBCAD5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #4252DA

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

Preview Lab → · Contrast checker → · Palette generator →