#4252D3#4252D3

#4252D3 is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.6% C 0.197 H 271.9°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#4252D3
RGB	rgb(66, 82, 211)
HSL	hsl(233, 62%, 54%)
HSV	hsv(233, 69%, 83%)
CMYK	cmyk(68.7%, 61.1%, 0%, 17.3%)
CIE-LAB	lab(41.05, 35.92, -68.31)
CIE-LCH	lch(41.05, 77.18, 297.73°)
OKLab	oklab(50.6% 0.0064 -0.1971)
OKLCH	oklch(50.6% 0.197 271.9)
XYZ	xyz(17.0180, 11.8944, 63.0144)
Luminance	0.1190 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4252D3 #D3C342

analogous

#429BD3 #4252D3 #7A42D3

triadic

#4252D3 #D34252 #52D342

tetradic

#4252D3 #D3429B #D3C342 #42D37A

square

#4252D3 #D3429B #D3C342 #42D37A

split-complementary

#4252D3 #D37A42 #9BD342

monochromatic

#1D287D #2938AF #4252D3 #747FDF #A5ADEA

Accessibility & contrast

On white

6.21

#4252D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#4252D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4252D3

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4252D3	#FFFFFF	#000000	##FFFFFF
##4252D3	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D7

Deuteranopia (green-blind)

#005AD0

Tritanopia (blue-blind)

#00738B

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4252d3;
/* rgb */ color: rgb(66, 82, 211);
/* oklch */ color: oklch(50.6% 0.197 271.9);

Tailwind

colors: {
  custom: {
    50: '#8882e1',
    500: '#4252d3',
    950: '#000000',
  },
}

SCSS

$custom: #4252d3;
$custom-light: #8882e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4252d3",
  "rgb": {
    "r": 66,
    "g": 82,
    "b": 211
  },
  "hsl": {
    "h": 233.379,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.50603,
    "c": 0.19719,
    "h": 271.9
  },
  "luminance": 0.11896
}

Semantic roles & 50–950 ramp

primary

#4252D3

secondary

#D7D09A

accent

#D342E5

background

#F9F8FD

surface

#F1EFFB

border

#CBCAD4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #4252D3

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

Preview Lab → · Contrast checker → · Palette generator →