#3552B4#3552B4

#3552B4 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.4% C 0.159 H 267.5°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#3552B4
RGB	rgb(53, 82, 180)
HSL	hsl(226, 55%, 46%)
HSV	hsv(226, 71%, 71%)
CMYK	cmyk(70.6%, 54.4%, 0%, 29.4%)
CIE-LAB	lab(38.00, 23.02, -55.27)
CIE-LCH	lch(38.00, 59.87, 292.61°)
OKLab	oklab(47.4% -0.0069 -0.159)
OKLCH	oklch(47.4% 0.159 267.5)
XYZ	xyz(12.7209, 10.0855, 44.4475)
Luminance	0.1009 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3552B4 #B49735

analogous

#3591B4 #3552B4 #5735B4

triadic

#3552B4 #B43552 #52B435

tetradic

#3552B4 #B43591 #B49735 #35B457

square

#3552B4 #B43591 #B49735 #35B457

split-complementary

#3552B4 #B45735 #91B435

monochromatic

#192755 #273C85 #3552B4 #5873CE #889BDC

Accessibility & contrast

On white

6.96

#3552B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#3552B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3552B4

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3552B4	#FFFFFF	#000000	##FFFFFF
##3552B4	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0260B7

Deuteranopia (green-blind)

#0054B2

Tritanopia (blue-blind)

#006A7B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3552b4;
/* rgb */ color: rgb(53, 82, 180);
/* oklch */ color: oklch(47.4% 0.159 267.5);

Tailwind

colors: {
  custom: {
    50: '#7c82cb',
    500: '#3552b4',
    950: '#000000',
  },
}

SCSS

$custom: #3552b4;
$custom-light: #7c82cb;
$custom-dark: #000000;

JSON

{
  "hex": "#3552b4",
  "rgb": {
    "r": 53,
    "g": 82,
    "b": 180
  },
  "hsl": {
    "h": 226.299,
    "s": 54.506,
    "l": 45.686
  },
  "oklch": {
    "l": 0.47399,
    "c": 0.15919,
    "h": 267.5
  },
  "luminance": 0.10087
}

Semantic roles & 50–950 ramp

primary

#3552B4

secondary

#C6B67F

accent

#BC4ADE

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3552B4

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

Preview Lab → · Contrast checker → · Palette generator →