#3552B8#3552B8

#3552B8 is a mid, vivid blue. Relative luminance 0.103; OKLCH L 47.7% C 0.165 H 267.7°. Best body text is #FFFFFF at 6.88:1 contrast (WCAG AA passes).

Color values

HEX	#3552B8
RGB	rgb(53, 82, 184)
HSL	hsl(227, 55%, 46%)
HSV	hsv(227, 71%, 72%)
CMYK	cmyk(71.2%, 55.4%, 0%, 27.8%)
CIE-LAB	lab(38.29, 24.50, -57.15)
CIE-LCH	lch(38.29, 62.17, 293.20°)
OKLab	oklab(47.71% -0.0067 -0.1646)
OKLCH	oklch(47.71% 0.165 267.7)
XYZ	xyz(13.1342, 10.2508, 46.6245)
Luminance	0.1025 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3552B8 #B89B35

analogous

#3594B8 #3552B8 #5A35B8

triadic

#3552B8 #B83552 #52B835

tetradic

#3552B8 #B83594 #B89B35 #35B85A

square

#3552B8 #B83594 #B89B35 #35B85A

split-complementary

#3552B8 #B85A35 #94B835

monochromatic

#1A2859 #273D88 #3552B8 #5B74D0 #8A9DDD

Accessibility & contrast

On white

6.88

#3552B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#3552B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3552B8

6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3552B8	#FFFFFF	#000000	##FFFFFF
##3552B8	1.00	6.88	3.05	6.88
#FFFFFF	6.88	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060BC

Deuteranopia (green-blind)

#0054B6

Tritanopia (blue-blind)

#006B7D

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3552b8;
/* rgb */ color: rgb(53, 82, 184);
/* oklch */ color: oklch(47.7% 0.165 267.7);

Tailwind

colors: {
  custom: {
    50: '#7d82ce',
    500: '#3552b8',
    950: '#000000',
  },
}

SCSS

$custom: #3552b8;
$custom-light: #7d82ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3552b8",
  "rgb": {
    "r": 53,
    "g": 82,
    "b": 184
  },
  "hsl": {
    "h": 226.718,
    "s": 55.274,
    "l": 46.471
  },
  "oklch": {
    "l": 0.47713,
    "c": 0.16469,
    "h": 267.7
  },
  "luminance": 0.10252
}

Semantic roles & 50–950 ramp

primary

#3552B8

secondary

#C7B881

accent

#BE49DF

background

#F8F7FC

surface

#EFEEF9

border

#CAC9D2

text

#0B0A14

muted

#7C7C82

Preview Lab

Preview with #3552B8

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

Preview Lab → · Contrast checker → · Palette generator →