#4566E1#4566E1

#4566E1 is a mid, vivid blue. Relative luminance 0.162; OKLCH L 55.6% C 0.191 H 268.2°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#4566E1
RGB	rgb(69, 102, 225)
HSL	hsl(227, 72%, 58%)
HSV	hsv(227, 69%, 88%)
CMYK	cmyk(69.3%, 54.7%, 0%, 11.8%)
CIE-LAB	lab(47.24, 28.69, -66.21)
CIE-LCH	lch(47.24, 72.16, 293.43°)
OKLab	oklab(55.59% -0.0059 -0.1906)
OKLCH	oklch(55.59% 0.191 268.2)
XYZ	xyz(20.7915, 16.2021, 73.2512)
Luminance	0.1620 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4566E1 #E1C045

analogous

#45B4E1 #4566E1 #7245E1

triadic

#4566E1 #E14566 #66E145

tetradic

#4566E1 #E145B4 #E1C045 #45E172

square

#4566E1 #E145B4 #E1C045 #45E172

split-complementary

#4566E1 #E17245 #B4E145

monochromatic

#183294 #2044C8 #4566E1 #7A91E9 #AEBDF2

Accessibility & contrast

On white

4.95

#4566E1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#4566E1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4566E1

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4566E1	#FFFFFF	#000000	##FFFFFF
##4566E1	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0077E5

Deuteranopia (green-blind)

#0069DF

Tritanopia (blue-blind)

#00849A

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #4566e1;
/* rgb */ color: rgb(69, 102, 225);
/* oklch */ color: oklch(55.6% 0.191 268.2);

Tailwind

colors: {
  custom: {
    50: '#8b91eb',
    500: '#4566e1',
    950: '#000000',
  },
}

SCSS

$custom: #4566e1;
$custom-light: #8b91eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4566e1",
  "rgb": {
    "r": 69,
    "g": 102,
    "b": 225
  },
  "hsl": {
    "h": 227.308,
    "s": 72.222,
    "l": 57.647
  },
  "oklch": {
    "l": 0.55589,
    "c": 0.19071,
    "h": 268.2
  },
  "luminance": 0.16204
}

Semantic roles & 50–950 ramp

primary

#4566E1

secondary

#E0D3A2

accent

#C839EF

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4566E1

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

Preview Lab → · Contrast checker → · Palette generator →