#4552BB#4552BB

#4552BB is a mid, vivid blue. Relative luminance 0.109; OKLCH L 48.8% C 0.164 H 273.4°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#4552BB
RGB	rgb(69, 82, 187)
HSL	hsl(233, 46%, 50%)
HSV	hsv(233, 63%, 73%)
CMYK	cmyk(63.1%, 56.1%, 0%, 26.7%)
CIE-LAB	lab(39.39, 28.04, -57.08)
CIE-LCH	lch(39.39, 63.60, 296.16°)
OKLab	oklab(48.84% 0.0096 -0.164)
OKLCH	oklch(48.84% 0.164 273.4)
XYZ	xyz(14.4382, 10.8864, 48.3445)
Luminance	0.1089 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4552BB #BBAE45

analogous

#458DBB #4552BB #7345BB

triadic

#4552BB #BB4552 #52BB45

tetradic

#4552BB #BB458D #BBAE45 #45BB73

square

#4552BB #BB458D #BBAE45 #45BB73

split-complementary

#4552BB #BB7345 #8DBB45

monochromatic

#242B62 #343E8F #4552BB #727CCB #9FA5DC

Accessibility & contrast

On white

6.61

#4552BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#4552BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4552BB

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4552BB	#FFFFFF	#000000	##FFFFFF
##4552BB	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062BF

Deuteranopia (green-blind)

#0058B9

Tritanopia (blue-blind)

#006B7E

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #4552bb;
/* rgb */ color: rgb(69, 82, 187);
/* oklch */ color: oklch(48.8% 0.164 273.4);

Tailwind

colors: {
  custom: {
    50: '#8582d0',
    500: '#4552bb',
    950: '#000000',
  },
}

SCSS

$custom: #4552bb;
$custom-light: #8582d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4552bb",
  "rgb": {
    "r": 69,
    "g": 82,
    "b": 187
  },
  "hsl": {
    "h": 233.39,
    "s": 46.457,
    "l": 50.196
  },
  "oklch": {
    "l": 0.48842,
    "c": 0.16429,
    "h": 273.4
  },
  "luminance": 0.10888
}

Semantic roles & 50–950 ramp

primary

#4552BB

secondary

#C8C294

accent

#C852D6

background

#F8F7FC

surface

#F0EEF9

border

#CBC9D2

text

#0C0A14

muted

#7D7C82

Preview Lab

Preview with #4552BB

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

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