#4563B7#4563B7

#4563B7 is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.0% C 0.137 H 266.8°. Best body text is #FFFFFF at 5.64:1 contrast (WCAG AA passes).

Color values

HEX	#4563B7
RGB	rgb(69, 99, 183)
HSL	hsl(224, 45%, 49%)
HSV	hsv(224, 62%, 72%)
CMYK	cmyk(62.3%, 45.9%, 0%, 28.2%)
CIE-LAB	lab(43.66, 15.77, -47.86)
CIE-LCH	lch(43.66, 50.39, 288.24°)
OKLab	oklab(51.99% -0.0075 -0.1367)
OKLCH	oklch(51.99% 0.137 266.8)
XYZ	xyz(15.4604, 13.6064, 46.6021)
Luminance	0.1361 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4563B7 #B79945

analogous

#459CB7 #4563B7 #6045B7

triadic

#4563B7 #B74563 #63B745

tetradic

#4563B7 #B7459C #B79945 #45B760

square

#4563B7 #B7459C #B79945 #45B760

split-complementary

#4563B7 #B76045 #9CB745

monochromatic

#23335E #344B8B #4563B7 #7088C9 #9DADDA

Accessibility & contrast

On white

5.64

#4563B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#4563B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4563B7

5.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4563B7	#FFFFFF	#000000	##FFFFFF
##4563B7	1.00	5.64	3.72	5.64
#FFFFFF	5.64	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B6DBA

Deuteranopia (green-blind)

#2862B5

Tritanopia (blue-blind)

#007684

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4563b7;
/* rgb */ color: rgb(69, 99, 183);
/* oklch */ color: oklch(52.0% 0.137 266.8);

Tailwind

colors: {
  custom: {
    50: '#838fcd',
    500: '#4563b7',
    950: '#000000',
  },
}

SCSS

$custom: #4563b7;
$custom-light: #838fcd;
$custom-dark: #000000;

JSON

{
  "hex": "#4563b7",
  "rgb": {
    "r": 69,
    "g": 99,
    "b": 183
  },
  "hsl": {
    "h": 224.211,
    "s": 45.238,
    "l": 49.412
  },
  "oklch": {
    "l": 0.51991,
    "c": 0.13687,
    "h": 266.8
  },
  "luminance": 0.13608
}

Semantic roles & 50–950 ramp

primary

#4563B7

secondary

#C6B892

accent

#B353D5

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C13

muted

#7D7D82

Preview Lab

Preview with #4563B7

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

Preview Lab → · Contrast checker → · Palette generator →