#3552BC#3552BC

#3552BC is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.0% C 0.170 H 267.8°. Best body text is #FFFFFF at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#3552BC
RGB	rgb(53, 82, 188)
HSL	hsl(227, 56%, 47%)
HSV	hsv(227, 72%, 74%)
CMYK	cmyk(71.8%, 56.4%, 0%, 26.3%)
CIE-LAB	lab(38.59, 25.97, -59.01)
CIE-LCH	lch(38.59, 64.47, 293.75°)
OKLab	oklab(48.03% -0.0064 -0.17)
OKLCH	oklch(48.03% 0.17 267.8)
XYZ	xyz(13.5594, 10.4209, 48.8640)
Luminance	0.1042 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3552BC #BC9F35

analogous

#3596BC #3552BC #5B35BC

triadic

#3552BC #BC3552 #52BC35

tetradic

#3552BC #BC3596 #BC9F35 #35BC5B

square

#3552BC #BC3596 #BC9F35 #35BC5B

split-complementary

#3552BC #BC5B35 #96BC35

monochromatic

#1A285D #283D8C #3552BC #5D76D1 #8D9EDF

Accessibility & contrast

On white

6.81

#3552BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#3552BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3552BC

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3552BC	#FFFFFF	#000000	##FFFFFF
##3552BC	1.00	6.81	3.08	6.81
#FFFFFF	6.81	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061C0

Deuteranopia (green-blind)

#0055BA

Tritanopia (blue-blind)

#006C7F

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3552bc;
/* rgb */ color: rgb(53, 82, 188);
/* oklch */ color: oklch(48.0% 0.170 267.8);

Tailwind

colors: {
  custom: {
    50: '#7e82d1',
    500: '#3552bc',
    950: '#000000',
  },
}

SCSS

$custom: #3552bc;
$custom-light: #7e82d1;
$custom-dark: #000000;

JSON

{
  "hex": "#3552bc",
  "rgb": {
    "r": 53,
    "g": 82,
    "b": 188
  },
  "hsl": {
    "h": 227.111,
    "s": 56.017,
    "l": 47.255
  },
  "oklch": {
    "l": 0.48031,
    "c": 0.17016,
    "h": 267.8
  },
  "luminance": 0.10422
}

Semantic roles & 50–950 ramp

primary

#3552BC

secondary

#C9BA84

accent

#BF48DF

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3552BC

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

Preview Lab → · Contrast checker → · Palette generator →