#3552B1#3552B1

#3552B1 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 47.2% C 0.155 H 267.4°. Best body text is #FFFFFF at 7.02:1 contrast (WCAG AA passes).

Color values

HEX	#3552B1
RGB	rgb(53, 82, 177)
HSL	hsl(226, 54%, 45%)
HSV	hsv(226, 70%, 69%)
CMYK	cmyk(70.1%, 53.7%, 0%, 30.6%)
CIE-LAB	lab(37.78, 21.91, -53.85)
CIE-LCH	lch(37.78, 58.13, 292.14°)
OKLab	oklab(47.17% -0.0071 -0.1549)
OKLCH	oklch(47.17% 0.155 267.4)
XYZ	xyz(12.4186, 9.9646, 42.8553)
Luminance	0.0997 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3552B1 #B19435

analogous

#3590B1 #3552B1 #5635B1

triadic

#3552B1 #B13552 #52B135

tetradic

#3552B1 #B13590 #B19435 #35B156

square

#3552B1 #B13590 #B19435 #35B156

split-complementary

#3552B1 #B15635 #90B135

monochromatic

#192653 #273C82 #3552B1 #5772CD #869ADB

Accessibility & contrast

On white

7.02

#3552B1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#3552B1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3552B1

7.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3552B1	#FFFFFF	#000000	##FFFFFF
##3552B1	1.00	7.02	2.99	7.02
#FFFFFF	7.02	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D5FB4

Deuteranopia (green-blind)

#0053AF

Tritanopia (blue-blind)

#006979

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3552b1;
/* rgb */ color: rgb(53, 82, 177);
/* oklch */ color: oklch(47.2% 0.155 267.4);

Tailwind

colors: {
  custom: {
    50: '#7c82c9',
    500: '#3552b1',
    950: '#000000',
  },
}

SCSS

$custom: #3552b1;
$custom-light: #7c82c9;
$custom-dark: #000000;

JSON

{
  "hex": "#3552b1",
  "rgb": {
    "r": 53,
    "g": 82,
    "b": 177
  },
  "hsl": {
    "h": 225.968,
    "s": 53.913,
    "l": 45.098
  },
  "oklch": {
    "l": 0.47167,
    "c": 0.15503,
    "h": 267.4
  },
  "luminance": 0.09966
}

Semantic roles & 50–950 ramp

primary

#3552B1

secondary

#C4B47D

accent

#BB4BDD

background

#F8F7FC

surface

#EFEEF8

border

#CAC9D1

text

#0B0A13

muted

#7C7C82

Preview Lab

Preview with #3552B1

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

Preview Lab → · Contrast checker → · Palette generator →