#4563B2#4563B2

#4563B2 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 51.7% C 0.130 H 266.3°. Best body text is #FFFFFF at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#4563B2
RGB	rgb(69, 99, 178)
HSL	hsl(223, 44%, 48%)
HSV	hsv(223, 61%, 70%)
CMYK	cmyk(61.2%, 44.4%, 0%, 30.2%)
CIE-LAB	lab(43.36, 14.02, -45.41)
CIE-LCH	lch(43.36, 47.53, 287.16°)
OKLab	oklab(51.66% -0.0084 -0.1295)
OKLCH	oklch(51.66% 0.13 266.3)
XYZ	xyz(14.9492, 13.4020, 43.9099)
Luminance	0.1340 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4563B2 #B29445

analogous

#4599B2 #4563B2 #5D45B2

triadic

#4563B2 #B24563 #63B245

tetradic

#4563B2 #B24599 #B29445 #45B25D

square

#4563B2 #B24599 #B29445 #45B25D

split-complementary

#4563B2 #B25D45 #99B245

monochromatic

#23325A #344A86 #4563B2 #6E86C7 #9AABD8

Accessibility & contrast

On white

5.71

#4563B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#4563B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4563B2

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4563B2	#FFFFFF	#000000	##FFFFFF
##4563B2	1.00	5.71	3.68	5.71
#FFFFFF	5.71	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F6CB5

Deuteranopia (green-blind)

#2E62B0

Tritanopia (blue-blind)

#007582

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #4563b2;
/* rgb */ color: rgb(69, 99, 178);
/* oklch */ color: oklch(51.7% 0.130 266.3);

Tailwind

colors: {
  custom: {
    50: '#828fc9',
    500: '#4563b2',
    950: '#000000',
  },
}

SCSS

$custom: #4563b2;
$custom-light: #828fc9;
$custom-dark: #000000;

JSON

{
  "hex": "#4563b2",
  "rgb": {
    "r": 69,
    "g": 99,
    "b": 178
  },
  "hsl": {
    "h": 223.486,
    "s": 44.13,
    "l": 48.431
  },
  "oklch": {
    "l": 0.51664,
    "c": 0.12975,
    "h": 266.3
  },
  "luminance": 0.13403
}

Semantic roles & 50–950 ramp

primary

#4563B2

secondary

#C4B58F

accent

#B154D4

background

#F8F8FC

surface

#F0F0F8

border

#CBCBD1

text

#0B0C13

muted

#7C7D82

Preview Lab

Preview with #4563B2

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

Preview Lab → · Contrast checker → · Palette generator →