#3656CF#3656CF

#3656CF is a mid, vivid blue. Relative luminance 0.119; OKLCH L 50.4% C 0.190 H 267.6°. Best body text is #FFFFFF at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#3656CF
RGB	rgb(54, 86, 207)
HSL	hsl(227, 61%, 51%)
HSV	hsv(227, 74%, 81%)
CMYK	cmyk(73.9%, 58.5%, 0%, 18.8%)
CIE-LAB	lab(41.13, 30.46, -65.91)
CIE-LCH	lch(41.13, 72.61, 294.81°)
OKLab	oklab(50.4% -0.0079 -0.1902)
OKLCH	oklch(50.4% 0.19 267.6)
XYZ	xyz(16.1077, 11.9431, 60.4757)
Luminance	0.1195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3656CF #CFAF36

analogous

#36A2CF #3656CF #6236CF

triadic

#3656CF #CF3656 #56CF36

tetradic

#3656CF #CF36A2 #CFAF36 #36CF62

square

#3656CF #CF36A2 #CFAF36 #36CF62

split-complementary

#3656CF #CF6236 #A2CF36

monochromatic

#1B2D70 #2740A1 #3656CF #6780DB #99A9E7

Accessibility & contrast

On white

6.20

#3656CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.39

#3656CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3656CF

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3656CF	#FFFFFF	#000000	##FFFFFF
##3656CF	1.00	6.20	3.39	6.20
#FFFFFF	6.20	1.00	21.00	1.00
#000000	3.39	21.00	1.00	21.00
##FFFFFF	6.20	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: #3656cf;
/* rgb */ color: rgb(54, 86, 207);
/* oklch */ color: oklch(50.4% 0.190 267.6);

Tailwind

colors: {
  custom: {
    50: '#8285df',
    500: '#3656cf',
    950: '#000000',
  },
}

SCSS

$custom: #3656cf;
$custom-light: #8285df;
$custom-dark: #000000;

JSON

{
  "hex": "#3656cf",
  "rgb": {
    "r": 54,
    "g": 86,
    "b": 207
  },
  "hsl": {
    "h": 227.451,
    "s": 61.446,
    "l": 51.176
  },
  "oklch": {
    "l": 0.504,
    "c": 0.1904,
    "h": 267.6
  },
  "luminance": 0.11945
}

Semantic roles & 50–950 ramp

primary

#3656CF

secondary

#D2C48F

accent

#C343E5

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3656CF

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

Preview Lab → · Contrast checker → · Palette generator →