#3655BE#3655BE

#3655BE is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.8% C 0.169 H 267.3°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#3655BE
RGB	rgb(54, 85, 190)
HSL	hsl(226, 56%, 48%)
HSV	hsv(226, 72%, 75%)
CMYK	cmyk(71.6%, 55.3%, 0%, 25.5%)
CIE-LAB	lab(39.58, 24.89, -58.57)
CIE-LCH	lch(39.58, 63.64, 293.02°)
OKLab	oklab(48.83% -0.0078 -0.1687)
OKLCH	oklch(48.83% 0.169 267.3)
XYZ	xyz(14.0609, 10.9975, 50.0869)
Luminance	0.1100 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3655BE #BE9F36

analogous

#3699BE #3655BE #5B36BE

triadic

#3655BE #BE3655 #55BE36

tetradic

#3655BE #BE3699 #BE9F36 #36BE5B

square

#3655BE #BE3699 #BE9F36 #36BE5B

split-complementary

#3655BE #BE5B36 #99BE36

monochromatic

#1B2A5F #28408E #3655BE #607AD2 #8FA1DF

Accessibility & contrast

On white

6.56

#3655BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#3655BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3655BE

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3655BE	#FFFFFF	#000000	##FFFFFF
##3655BE	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C2

Deuteranopia (green-blind)

#0057BC

Tritanopia (blue-blind)

#006F81

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3655be;
/* rgb */ color: rgb(54, 85, 190);
/* oklch */ color: oklch(48.8% 0.169 267.3);

Tailwind

colors: {
  custom: {
    50: '#7f84d2',
    500: '#3655be',
    950: '#000000',
  },
}

SCSS

$custom: #3655be;
$custom-light: #7f84d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3655be",
  "rgb": {
    "r": 54,
    "g": 85,
    "b": 190
  },
  "hsl": {
    "h": 226.324,
    "s": 55.738,
    "l": 47.843
  },
  "oklch": {
    "l": 0.48834,
    "c": 0.16887,
    "h": 267.3
  },
  "luminance": 0.10999
}

Semantic roles & 50–950 ramp

primary

#3655BE

secondary

#CABA86

accent

#BD49DF

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3655BE

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

Preview Lab → · Contrast checker → · Palette generator →