#4563D3#4563D3

#4563D3 is a mid, vivid blue. Relative luminance 0.149; OKLCH L 54.0% C 0.176 H 268.6°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#4563D3
RGB	rgb(69, 99, 211)
HSL	hsl(227, 62%, 55%)
HSV	hsv(227, 67%, 83%)
CMYK	cmyk(67.3%, 53.1%, 0%, 17.3%)
CIE-LAB	lab(45.48, 25.64, -61.10)
CIE-LCH	lch(45.48, 66.26, 292.76°)
OKLab	oklab(53.96% -0.0043 -0.1756)
OKLCH	oklch(53.96% 0.176 268.6)
XYZ	xyz(18.6699, 14.8902, 63.5056)
Luminance	0.1489 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4563D3 #D3B545

analogous

#45AAD3 #4563D3 #6E45D3

triadic

#4563D3 #D34563 #63D345

tetradic

#4563D3 #D345AA #D3B545 #45D36E

square

#4563D3 #D345AA #D3B545 #45D36E

split-complementary

#4563D3 #D36E45 #AAD345

monochromatic

#1E337F #2A46B1 #4563D3 #768DDF #A8B6EA

Accessibility & contrast

On white

5.28

#4563D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#4563D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4563D3

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4563D3	#FFFFFF	#000000	##FFFFFF
##4563D3	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1472D7

Deuteranopia (green-blind)

#0065D1

Tritanopia (blue-blind)

#007E91

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #4563d3;
/* rgb */ color: rgb(69, 99, 211);
/* oklch */ color: oklch(54.0% 0.176 268.6);

Tailwind

colors: {
  custom: {
    50: '#888fe1',
    500: '#4563d3',
    950: '#000000',
  },
}

SCSS

$custom: #4563d3;
$custom-light: #888fe1;
$custom-dark: #000000;

JSON

{
  "hex": "#4563d3",
  "rgb": {
    "r": 69,
    "g": 99,
    "b": 211
  },
  "hsl": {
    "h": 227.324,
    "s": 61.739,
    "l": 54.902
  },
  "oklch": {
    "l": 0.53957,
    "c": 0.17566,
    "h": 268.6
  },
  "luminance": 0.14892
}

Semantic roles & 50–950 ramp

primary

#4563D3

secondary

#D8CB9C

accent

#C343E5

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4563D3

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

Preview Lab → · Contrast checker → · Palette generator →