#3553C2#3553C2

#3553C2 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.7% C 0.177 H 267.7°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#3553C2
RGB	rgb(53, 83, 194)
HSL	hsl(227, 57%, 48%)
HSV	hsv(227, 73%, 76%)
CMYK	cmyk(72.7%, 57.2%, 0%, 23.9%)
CIE-LAB	lab(39.30, 27.52, -61.35)
CIE-LCH	lch(39.30, 67.24, 294.16°)
OKLab	oklab(48.71% -0.007 -0.1769)
OKLCH	oklch(48.71% 0.177 267.7)
XYZ	xyz(14.2957, 10.8369, 52.3668)
Luminance	0.1084 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3553C2 #C2A435

analogous

#3599C2 #3553C2 #5D35C2

triadic

#3553C2 #C23553 #53C235

tetradic

#3553C2 #C23599 #C2A435 #35C25D

square

#3553C2 #C23599 #C2A435 #35C25D

split-complementary

#3553C2 #C25D35 #99C235

monochromatic

#1B2A62 #283E92 #3553C2 #6079D4 #91A2E1

Accessibility & contrast

On white

6.63

#3553C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#3553C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3553C2

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3553C2	#FFFFFF	#000000	##FFFFFF
##3553C2	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C6

Deuteranopia (green-blind)

#0056C0

Tritanopia (blue-blind)

#006E82

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3553c2;
/* rgb */ color: rgb(53, 83, 194);
/* oklch */ color: oklch(48.7% 0.177 267.7);

Tailwind

colors: {
  custom: {
    50: '#7f83d5',
    500: '#3553c2',
    950: '#000000',
  },
}

SCSS

$custom: #3553c2;
$custom-light: #7f83d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3553c2",
  "rgb": {
    "r": 53,
    "g": 83,
    "b": 194
  },
  "hsl": {
    "h": 227.234,
    "s": 57.085,
    "l": 48.431
  },
  "oklch": {
    "l": 0.48712,
    "c": 0.17704,
    "h": 267.7
  },
  "luminance": 0.10838
}

Semantic roles & 50–950 ramp

primary

#3553C2

secondary

#CCBD87

accent

#C047E0

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3553C2

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

Preview Lab → · Contrast checker → · Palette generator →