#4252D5#4252D5

#4252D5 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.8% C 0.200 H 271.8°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#4252D5
RGB	rgb(66, 82, 213)
HSL	hsl(233, 64%, 55%)
HSV	hsv(233, 69%, 84%)
CMYK	cmyk(69%, 61.5%, 0%, 16.5%)
CIE-LAB	lab(41.21, 36.61, -69.20)
CIE-LCH	lch(41.21, 78.28, 297.88°)
OKLab	oklab(50.77% 0.0064 -0.1997)
OKLCH	oklch(50.77% 0.2 271.8)
XYZ	xyz(17.2702, 11.9953, 64.3431)
Luminance	0.1200 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4252D5 #D5C542

analogous

#429CD5 #4252D5 #7B42D5

triadic

#4252D5 #D54252 #52D542

tetradic

#4252D5 #D5429C #D5C542 #42D57B

square

#4252D5 #D5429C #D5C542 #42D57B

split-complementary

#4252D5 #D57B42 #9CD542

monochromatic

#1C2780 #2837B2 #4252D5 #7480E0 #A6AEEB

Accessibility & contrast

On white

6.18

#4252D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#4252D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4252D5

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4252D5	#FFFFFF	#000000	##FFFFFF
##4252D5	1.00	6.18	3.40	6.18
#FFFFFF	6.18	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D9

Deuteranopia (green-blind)

#005BD2

Tritanopia (blue-blind)

#00738C

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4252d5;
/* rgb */ color: rgb(66, 82, 213);
/* oklch */ color: oklch(50.8% 0.200 271.8);

Tailwind

colors: {
  custom: {
    50: '#8982e3',
    500: '#4252d5',
    950: '#000000',
  },
}

SCSS

$custom: #4252d5;
$custom-light: #8982e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4252d5",
  "rgb": {
    "r": 66,
    "g": 82,
    "b": 213
  },
  "hsl": {
    "h": 233.469,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.50771,
    "c": 0.19979,
    "h": 271.8
  },
  "luminance": 0.11997
}

Semantic roles & 50–950 ramp

primary

#4252D5

secondary

#D8D29A

accent

#D541E7

background

#F9F8FE

surface

#F1EFFC

border

#CBCAD5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #4252D5

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

Preview Lab → · Contrast checker → · Palette generator →