#3556D0#3556D0

#3556D0 is a mid, vivid blue. Relative luminance 0.120; OKLCH L 50.4% C 0.192 H 267.4°. Best body text is #FFFFFF at 6.19:1 contrast (WCAG AA passes).

Color values

HEX	#3556D0
RGB	rgb(53, 86, 208)
HSL	hsl(227, 62%, 51%)
HSV	hsv(227, 75%, 82%)
CMYK	cmyk(74.5%, 58.7%, 0%, 18.4%)
CIE-LAB	lab(41.16, 30.71, -66.43)
CIE-LCH	lch(41.16, 73.19, 294.81°)
OKLab	oklab(50.44% -0.0087 -0.1918)
OKLCH	oklch(50.44% 0.192 267.4)
XYZ	xyz(16.1772, 11.9648, 61.1191)
Luminance	0.1197 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3556D0 #D0AF35

analogous

#35A3D0 #3556D0 #6135D0

triadic

#3556D0 #D03556 #56D035

tetradic

#3556D0 #D035A3 #D0AF35 #35D061

square

#3556D0 #D035A3 #D0AF35 #35D061

split-complementary

#3556D0 #D06135 #A3D035

monochromatic

#1A2D70 #2640A2 #3556D0 #6780DC #98A9E7

Accessibility & contrast

On white

6.19

#3556D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#3556D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3556D0

6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3556D0	#FFFFFF	#000000	##FFFFFF
##3556D0	1.00	6.19	3.39	6.19
#FFFFFF	6.19	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D4

Deuteranopia (green-blind)

#005ACE

Tritanopia (blue-blind)

#00758B

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3556d0;
/* rgb */ color: rgb(53, 86, 208);
/* oklch */ color: oklch(50.4% 0.192 267.4);

Tailwind

colors: {
  custom: {
    50: '#8285df',
    500: '#3556d0',
    950: '#000000',
  },
}

SCSS

$custom: #3556d0;
$custom-light: #8285df;
$custom-dark: #000000;

JSON

{
  "hex": "#3556d0",
  "rgb": {
    "r": 53,
    "g": 86,
    "b": 208
  },
  "hsl": {
    "h": 227.226,
    "s": 62.249,
    "l": 51.176
  },
  "oklch": {
    "l": 0.50438,
    "c": 0.19199,
    "h": 267.4
  },
  "luminance": 0.11967
}

Semantic roles & 50–950 ramp

primary

#3556D0

secondary

#D3C48E

accent

#C342E5

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3556D0

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

Preview Lab → · Contrast checker → · Palette generator →