#3552C4#3552C4

#3552C4 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.7% C 0.181 H 268.0°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#3552C4
RGB	rgb(53, 82, 196)
HSL	hsl(228, 57%, 49%)
HSV	hsv(228, 73%, 77%)
CMYK	cmyk(73%, 58.2%, 0%, 23.1%)
CIE-LAB	lab(39.20, 28.90, -62.68)
CIE-LCH	lch(39.20, 69.02, 294.75°)
OKLab	oklab(48.68% -0.0062 -0.1808)
OKLCH	oklch(48.68% 0.181 268)
XYZ	xyz(14.4458, 10.7755, 53.5324)
Luminance	0.1078 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3552C4 #C4A735

analogous

#359AC4 #3552C4 #6035C4

triadic

#3552C4 #C43552 #52C435

tetradic

#3552C4 #C4359A #C4A735 #35C460

square

#3552C4 #C4359A #C4A735 #35C460

split-complementary

#3552C4 #C46035 #9AC435

monochromatic

#1B2A64 #283E94 #3552C4 #6279D4 #92A2E1

Accessibility & contrast

On white

6.66

#3552C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#3552C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3552C4

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3552C4	#FFFFFF	#000000	##FFFFFF
##3552C4	1.00	6.66	3.16	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C8

Deuteranopia (green-blind)

#0056C2

Tritanopia (blue-blind)

#006E83

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #3552c4;
/* rgb */ color: rgb(53, 82, 196);
/* oklch */ color: oklch(48.7% 0.181 268.0);

Tailwind

colors: {
  custom: {
    50: '#8082d7',
    500: '#3552c4',
    950: '#000000',
  },
}

SCSS

$custom: #3552c4;
$custom-light: #8082d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3552c4",
  "rgb": {
    "r": 53,
    "g": 82,
    "b": 196
  },
  "hsl": {
    "h": 227.832,
    "s": 57.43,
    "l": 48.824
  },
  "oklch": {
    "l": 0.48682,
    "c": 0.18094,
    "h": 268
  },
  "luminance": 0.10777
}

Semantic roles & 50–950 ramp

primary

#3552C4

secondary

#CCBF88

accent

#C247E1

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3552C4

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

Preview Lab → · Contrast checker → · Palette generator →