#3552B5#3552B5

#3552B5 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.5% C 0.161 H 267.6°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#3552B5
RGB	rgb(53, 82, 181)
HSL	hsl(226, 55%, 46%)
HSV	hsv(226, 71%, 71%)
CMYK	cmyk(70.7%, 54.7%, 0%, 29%)
CIE-LAB	lab(38.07, 23.39, -55.74)
CIE-LCH	lch(38.07, 60.45, 292.76°)
OKLab	oklab(47.48% -0.0068 -0.1604)
OKLCH	oklch(47.48% 0.161 267.6)
XYZ	xyz(12.8231, 10.1264, 44.9859)
Luminance	0.1013 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3552B5 #B59835

analogous

#3592B5 #3552B5 #5835B5

triadic

#3552B5 #B53552 #52B535

tetradic

#3552B5 #B53592 #B59835 #35B558

square

#3552B5 #B53592 #B59835 #35B558

split-complementary

#3552B5 #B55835 #92B535

monochromatic

#192756 #273D86 #3552B5 #5973CE #889BDC

Accessibility & contrast

On white

6.94

#3552B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#3552B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3552B5

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3552B5	#FFFFFF	#000000	##FFFFFF
##3552B5	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060B8

Deuteranopia (green-blind)

#0054B3

Tritanopia (blue-blind)

#006A7B

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3552b5;
/* rgb */ color: rgb(53, 82, 181);
/* oklch */ color: oklch(47.5% 0.161 267.6);

Tailwind

colors: {
  custom: {
    50: '#7c82cc',
    500: '#3552b5',
    950: '#000000',
  },
}

SCSS

$custom: #3552b5;
$custom-light: #7c82cc;
$custom-dark: #000000;

JSON

{
  "hex": "#3552b5",
  "rgb": {
    "r": 53,
    "g": 82,
    "b": 181
  },
  "hsl": {
    "h": 226.406,
    "s": 54.701,
    "l": 45.882
  },
  "oklch": {
    "l": 0.47477,
    "c": 0.16058,
    "h": 267.6
  },
  "luminance": 0.10128
}

Semantic roles & 50–950 ramp

primary

#3552B5

secondary

#C6B680

accent

#BC4ADE

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3552B5

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

Preview Lab → · Contrast checker → · Palette generator →