#4252CE#4252CE

#4252CE is a mid, vivid blue. Relative luminance 0.116; OKLCH L 50.2% C 0.191 H 272.0°. Best body text is #FFFFFF at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#4252CE
RGB	rgb(66, 82, 206)
HSL	hsl(233, 59%, 53%)
HSV	hsv(233, 68%, 81%)
CMYK	cmyk(68%, 60.2%, 0%, 19.2%)
CIE-LAB	lab(40.65, 34.18, -66.08)
CIE-LCH	lch(40.65, 74.40, 297.35°)
OKLab	oklab(50.19% 0.0066 -0.1905)
OKLCH	oklch(50.19% 0.191 272)
XYZ	xyz(16.4009, 11.6475, 59.7644)
Luminance	0.1165 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4252CE #CEBE42

analogous

#4298CE #4252CE #7842CE

triadic

#4252CE #CE4252 #52CE42

tetradic

#4252CE #CE4298 #CEBE42 #42CE78

square

#4252CE #CE4298 #CEBE42 #42CE78

split-complementary

#4252CE #CE7842 #98CE42

monochromatic

#1F2977 #2B3AA7 #4252CE #737EDB #A3ABE7

Accessibility & contrast

On white

6.31

#4252CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#4252CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4252CE

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4252CE	#FFFFFF	#000000	##FFFFFF
##4252CE	1.00	6.31	3.33	6.31
#FFFFFF	6.31	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066D2

Deuteranopia (green-blind)

#005ACC

Tritanopia (blue-blind)

#007188

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4252ce;
/* rgb */ color: rgb(66, 82, 206);
/* oklch */ color: oklch(50.2% 0.191 272.0);

Tailwind

colors: {
  custom: {
    50: '#8782de',
    500: '#4252ce',
    950: '#000000',
  },
}

SCSS

$custom: #4252ce;
$custom-light: #8782de;
$custom-dark: #000000;

JSON

{
  "hex": "#4252ce",
  "rgb": {
    "r": 66,
    "g": 82,
    "b": 206
  },
  "hsl": {
    "h": 233.143,
    "s": 58.824,
    "l": 53.333
  },
  "oklch": {
    "l": 0.50185,
    "c": 0.19065,
    "h": 272
  },
  "luminance": 0.11649
}

Semantic roles & 50–950 ramp

primary

#4252CE

secondary

#D4CD98

accent

#D046E2

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4252CE

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

Preview Lab → · Contrast checker → · Palette generator →