#3653B8#3653B8

#3653B8 is a mid, vivid blue. Relative luminance 0.104; OKLCH L 48.0% C 0.163 H 267.7°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX#3653B8
RGBrgb(54, 83, 184)
HSLhsl(227, 55%, 47%)
HSVhsv(227, 71%, 72%)
CMYKcmyk(70.7%, 54.9%, 0%, 27.8%)
CIE-LABlab(38.60, 23.98, -56.63)
CIE-LCHlch(38.60, 61.50, 292.95°)
OKLaboklab(47.96% -0.0066 -0.163)
OKLCHoklch(47.96% 0.163 267.7)
XYZxyz(13.2633, 10.4301, 46.6523)
Luminance0.1043 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3653B8 #B89B36
analogous
#3694B8 #3653B8 #5A36B8
triadic
#3653B8 #B83653 #53B836
tetradic
#3653B8 #B83694 #B89B36 #36B85A
square
#3653B8 #B83694 #B89B36 #36B85A
split-complementary
#3653B8 #B85A36 #94B836
monochromatic
#1A2859 #283E89 #3653B8 #5C76CF #8B9EDD

Accessibility & contrast

On white

6.80
#3653B8 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.09
#3653B8 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3653B8
6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3653B8#FFFFFF#000000##FFFFFF
##3653B81.006.803.096.80
#FFFFFF6.801.0021.001.00
#0000003.0921.001.0021.00
##FFFFFF6.801.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0061BC
Deuteranopia (green-blind)
#0055B6
Tritanopia (blue-blind)
#006B7D
Achromatopsia (no color)
#5B5B5B

Design tokens & code

CSS
--color: #3653b8;
/* rgb */ color: rgb(54, 83, 184);
/* oklch */ color: oklch(48.0% 0.163 267.7);
Tailwind
colors: {
  custom: {
    50: '#7d82ce',
    500: '#3653b8',
    950: '#000000',
  },
}
SCSS
$custom: #3653b8;
$custom-light: #7d82ce;
$custom-dark: #000000;
JSON
{
  "hex": "#3653b8",
  "rgb": {
    "r": 54,
    "g": 83,
    "b": 184
  },
  "hsl": {
    "h": 226.615,
    "s": 54.622,
    "l": 46.667
  },
  "oklch": {
    "l": 0.47963,
    "c": 0.16315,
    "h": 267.7
  },
  "luminance": 0.10431
}

Semantic roles & 50–950 ramp

primary
#3653B8
secondary
#C7B882
accent
#BD4ADE
background
#F8F7FC
surface
#EFEEF9
border
#CAC9D2
text
#0B0A14
muted
#7C7C82

Preview Lab

Preview with #3653B8

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

Preview Lab → · Contrast checker → · Palette generator →

#3653B8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva