#5552BB#5552BB

#5552BB is a mid, vivid blue. Relative luminance 0.116; OKLCH L 50.0% C 0.161 H 280.1°. Best body text is #FFFFFF at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#5552BB
RGB	rgb(85, 82, 187)
HSL	hsl(242, 44%, 53%)
HSV	hsv(242, 56%, 73%)
CMYK	cmyk(54.5%, 56.1%, 0%, 26.7%)
CIE-LAB	lab(40.50, 31.00, -55.23)
CIE-LCH	lch(40.50, 63.34, 299.30°)
OKLab	oklab(49.95% 0.0283 -0.1582)
OKLCH	oklch(49.95% 0.161 280.1)
XYZ	xyz(15.7305, 11.5528, 48.4051)
Luminance	0.1155 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5552BB #B8BB52

analogous

#5284BB #5552BB #8952BB

triadic

#5552BB #BB5552 #52BB55

tetradic

#5552BB #BB5284 #B8BB52 #52BB89

square

#5552BB #BB5284 #B8BB52 #52BB89

split-complementary

#5552BB #BB8952 #84BB52

monochromatic

#2B2969 #3D3B95 #5552BB #807ECC #ABAADE

Accessibility & contrast

On white

6.34

#5552BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#5552BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #5552BB

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5552BB	#FFFFFF	#000000	##FFFFFF
##5552BB	1.00	6.34	3.31	6.34
#FFFFFF	6.34	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0363BF

Deuteranopia (green-blind)

#005BB9

Tritanopia (blue-blind)

#256A7E

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #5552bb;
/* rgb */ color: rgb(85, 82, 187);
/* oklch */ color: oklch(50.0% 0.161 280.1);

Tailwind

colors: {
  custom: {
    50: '#8d82d0',
    500: '#5552bb',
    950: '#000000',
  },
}

SCSS

$custom: #5552bb;
$custom-light: #8d82d0;
$custom-dark: #000000;

JSON

{
  "hex": "#5552bb",
  "rgb": {
    "r": 85,
    "g": 82,
    "b": 187
  },
  "hsl": {
    "h": 241.714,
    "s": 43.568,
    "l": 52.745
  },
  "oklch": {
    "l": 0.49954,
    "c": 0.16066,
    "h": 280.1
  },
  "luminance": 0.11554
}

Semantic roles & 50–950 ramp

primary

#5552BB

secondary

#CACB9E

accent

#D354D0

background

#F9F8FC

surface

#F1EFF9

border

#CBCAD2

text

#0D0A14

muted

#7E7C82

Preview Lab

Preview with #5552BB

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

Preview Lab → · Contrast checker → · Palette generator →