#3644C3#3644C3

#3644C3 is a mid, vivid blue. Relative luminance 0.089; OKLCH L 46.1% C 0.196 H 271.3°. Best body text is #FFFFFF at 7.58:1 contrast (WCAG AA passes).

Color values

HEX#3644C3
RGBrgb(54, 68, 195)
HSLhsl(234, 57%, 49%)
HSVhsv(234, 72%, 76%)
CMYKcmyk(72.3%, 65.1%, 0%, 23.5%)
CIE-LABlab(35.71, 37.58, -67.80)
CIE-LCHlch(35.71, 77.52, 299.00°)
OKLaboklab(46.09% 0.0045 -0.196)
OKLCHoklch(46.09% 0.196 271.3)
XYZxyz(13.4354, 8.8573, 52.6207)
Luminance0.0886 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3644C3 #C3B536
analogous
#368BC3 #3644C3 #6F36C3
triadic
#3644C3 #C33644 #44C336
tetradic
#3644C3 #C3368B #C3B536 #36C36F
square
#3644C3 #C3368B #C3B536 #36C36F
split-complementary
#3644C3 #C36F36 #8BC336
monochromatic
#1B2363 #293393 #3644C3 #636ED4 #929AE1

Accessibility & contrast

On white

7.58
#3644C3 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.77
#3644C3 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3644C3
7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3644C3#FFFFFF#000000##FFFFFF
##3644C31.007.582.777.58
#FFFFFF7.581.0021.001.00
#0000002.7721.001.0021.00
##FFFFFF7.581.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005BC7
Deuteranopia (green-blind)
#004DC1
Tritanopia (blue-blind)
#00657D
Achromatopsia (no color)
#545454

Design tokens & code

CSS
--color: #3644c3;
/* rgb */ color: rgb(54, 68, 195);
/* oklch */ color: oklch(46.1% 0.196 271.3);
Tailwind
colors: {
  custom: {
    50: '#8178d6',
    500: '#3644c3',
    950: '#000000',
  },
}
SCSS
$custom: #3644c3;
$custom-light: #8178d6;
$custom-dark: #000000;
JSON
{
  "hex": "#3644c3",
  "rgb": {
    "r": 54,
    "g": 68,
    "b": 195
  },
  "hsl": {
    "h": 234.043,
    "s": 56.627,
    "l": 48.824
  },
  "oklch": {
    "l": 0.46089,
    "c": 0.19601,
    "h": 271.3
  },
  "luminance": 0.08859
}

Semantic roles & 50–950 ramp

primary
#3644C3
secondary
#CCC589
accent
#D148E0
background
#F8F7FD
surface
#F0EDFA
border
#CBC8D3
text
#0C0914
muted
#7D7B83

Preview Lab

Preview with #3644C3

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

Preview Lab → · Contrast checker → · Palette generator →

#3644C3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva