#3556CF#3556CF

#3556CF is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.4% C 0.191 H 267.4°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#3556CF
RGB	rgb(53, 86, 207)
HSL	hsl(227, 62%, 51%)
HSV	hsv(227, 74%, 81%)
CMYK	cmyk(74.4%, 58.5%, 0%, 18.8%)
CIE-LAB	lab(41.08, 30.35, -65.98)
CIE-LCH	lch(41.08, 72.63, 294.70°)
OKLab	oklab(50.36% -0.0088 -0.1905)
OKLCH	oklch(50.36% 0.191 267.4)
XYZ	xyz(16.0546, 11.9157, 60.4732)
Luminance	0.1192 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3556CF #CFAE35

analogous

#35A3CF #3556CF #6135CF

triadic

#3556CF #CF3556 #56CF35

tetradic

#3556CF #CF35A3 #CFAE35 #35CF61

square

#3556CF #CF35A3 #CFAE35 #35CF61

split-complementary

#3556CF #CF6135 #A3CF35

monochromatic

#1A2D6F #2640A1 #3556CF #667FDB #98A9E7

Accessibility & contrast

On white

6.21

#3556CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#3556CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3556CF

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3556CF	#FFFFFF	#000000	##FFFFFF
##3556CF	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0068D3

Deuteranopia (green-blind)

#005ACD

Tritanopia (blue-blind)

#00748A

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3556cf;
/* rgb */ color: rgb(53, 86, 207);
/* oklch */ color: oklch(50.4% 0.191 267.4);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#3556cf",
  "rgb": {
    "r": 53,
    "g": 86,
    "b": 207
  },
  "hsl": {
    "h": 227.143,
    "s": 61.6,
    "l": 50.98
  },
  "oklch": {
    "l": 0.50355,
    "c": 0.19068,
    "h": 267.4
  },
  "luminance": 0.11917
}

Semantic roles & 50–950 ramp

primary

#3556CF

secondary

#D2C38E

accent

#C243E5

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3556CF

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

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