#4552BC#4552BC

#4552BC is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.9% C 0.166 H 273.3°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#4552BC
RGB	rgb(69, 82, 188)
HSL	hsl(233, 47%, 50%)
HSV	hsv(233, 63%, 74%)
CMYK	cmyk(63.3%, 56.4%, 0%, 26.3%)
CIE-LAB	lab(39.46, 28.39, -57.55)
CIE-LCH	lch(39.46, 64.17, 296.26°)
OKLab	oklab(48.92% 0.0097 -0.1654)
OKLCH	oklch(48.92% 0.166 273.3)
XYZ	xyz(14.5456, 10.9294, 48.9103)
Luminance	0.1093 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4552BC #BCAF45

analogous

#458EBC #4552BC #7345BC

triadic

#4552BC #BC4552 #52BC45

tetradic

#4552BC #BC458E #BCAF45 #45BC73

square

#4552BC #BC458E #BCAF45 #45BC73

split-complementary

#4552BC #BC7345 #8EBC45

monochromatic

#242B63 #343E90 #4552BC #727CCC #9FA6DC

Accessibility & contrast

On white

6.59

#4552BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#4552BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4552BC

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4552BC	#FFFFFF	#000000	##FFFFFF
##4552BC	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C0

Deuteranopia (green-blind)

#0058BA

Tritanopia (blue-blind)

#006B7F

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4552bc;
/* rgb */ color: rgb(69, 82, 188);
/* oklch */ color: oklch(48.9% 0.166 273.3);

Tailwind

colors: {
  custom: {
    50: '#8582d1',
    500: '#4552bc',
    950: '#000000',
  },
}

SCSS

$custom: #4552bc;
$custom-light: #8582d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4552bc",
  "rgb": {
    "r": 69,
    "g": 82,
    "b": 188
  },
  "hsl": {
    "h": 233.445,
    "s": 47.036,
    "l": 50.392
  },
  "oklch": {
    "l": 0.4892,
    "c": 0.16566,
    "h": 273.3
  },
  "luminance": 0.10931
}

Semantic roles & 50–950 ramp

primary

#4552BC

secondary

#C9C394

accent

#C851D7

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #4552BC

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

Preview Lab → · Contrast checker → · Palette generator →