#4252BF#4252BF

#4252BF is a mid, vivid blue. Relative luminance 0.110; OKLCH L 49.0% C 0.171 H 272.2°. Best body text is #FFFFFF at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#4252BF
RGB	rgb(66, 82, 191)
HSL	hsl(232, 49%, 50%)
HSV	hsv(232, 65%, 75%)
CMYK	cmyk(65.4%, 57.1%, 0%, 25.1%)
CIE-LAB	lab(39.50, 28.94, -59.24)
CIE-LCH	lch(39.50, 65.94, 296.04°)
OKLab	oklab(48.97% 0.0065 -0.1704)
OKLCH	oklch(48.97% 0.171 272.2)
XYZ	xyz(14.6649, 10.9531, 50.6215)
Luminance	0.1095 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4252BF #BFAF42

analogous

#4290BF #4252BF #7042BF

triadic

#4252BF #BF4252 #52BF42

tetradic

#4252BF #BF4290 #BFAF42 #42BF70

square

#4252BF #BF4290 #BFAF42 #42BF70

split-complementary

#4252BF #BF7042 #90BF42

monochromatic

#222B65 #323E92 #4252BF #707CCE #9DA6DE

Accessibility & contrast

On white

6.58

#4252BF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#4252BF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4252BF

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4252BF	#FFFFFF	#000000	##FFFFFF
##4252BF	1.00	6.58	3.19	6.58
#FFFFFF	6.58	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C3

Deuteranopia (green-blind)

#0058BD

Tritanopia (blue-blind)

#006C80

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4252bf;
/* rgb */ color: rgb(66, 82, 191);
/* oklch */ color: oklch(49.0% 0.171 272.2);

Tailwind

colors: {
  custom: {
    50: '#8482d3',
    500: '#4252bf',
    950: '#000000',
  },
}

SCSS

$custom: #4252bf;
$custom-light: #8482d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4252bf",
  "rgb": {
    "r": 66,
    "g": 82,
    "b": 191
  },
  "hsl": {
    "h": 232.32,
    "s": 49.407,
    "l": 50.392
  },
  "oklch": {
    "l": 0.48971,
    "c": 0.17057,
    "h": 272.2
  },
  "luminance": 0.10954
}

Semantic roles & 50–950 ramp

primary

#4252BF

secondary

#CAC393

accent

#C74FD9

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #4252BF

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

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