#3556CE#3556CE

#3556CE is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.3% C 0.189 H 267.3°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#3556CE
RGB	rgb(53, 86, 206)
HSL	hsl(227, 61%, 51%)
HSV	hsv(227, 74%, 81%)
CMYK	cmyk(74.3%, 58.3%, 0%, 19.2%)
CIE-LAB	lab(41.00, 29.98, -65.53)
CIE-LCH	lch(41.00, 72.07, 294.59°)
OKLab	oklab(50.27% -0.0088 -0.1892)
OKLCH	oklch(50.27% 0.189 267.3)
XYZ	xyz(15.9327, 11.8670, 59.8314)
Luminance	0.1187 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3556CE #CEAD35

analogous

#35A2CE #3556CE #6035CE

triadic

#3556CE #CE3556 #56CE35

tetradic

#3556CE #CE35A2 #CEAD35 #35CE60

square

#3556CE #CE35A2 #CEAD35 #35CE60

split-complementary

#3556CE #CE6035 #A2CE35

monochromatic

#1B2D6E #27419F #3556CE #667FDA #98A8E6

Accessibility & contrast

On white

6.22

#3556CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#3556CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3556CE

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3556CE	#FFFFFF	#000000	##FFFFFF
##3556CE	1.00	6.22	3.37	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D2

Deuteranopia (green-blind)

#005ACC

Tritanopia (blue-blind)

#007489

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3556ce;
/* rgb */ color: rgb(53, 86, 206);
/* oklch */ color: oklch(50.3% 0.189 267.3);

Tailwind

colors: {
  custom: {
    50: '#8285de',
    500: '#3556ce',
    950: '#000000',
  },
}

SCSS

$custom: #3556ce;
$custom-light: #8285de;
$custom-dark: #000000;

JSON

{
  "hex": "#3556ce",
  "rgb": {
    "r": 53,
    "g": 86,
    "b": 206
  },
  "hsl": {
    "h": 227.059,
    "s": 60.956,
    "l": 50.784
  },
  "oklch": {
    "l": 0.50273,
    "c": 0.18936,
    "h": 267.3
  },
  "luminance": 0.11869
}

Semantic roles & 50–950 ramp

primary

#3556CE

secondary

#D1C38D

accent

#C144E4

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3556CE

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

Preview Lab → · Contrast checker → · Palette generator →