#3643C2#3643C2

#3643C2 is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.8% C 0.196 H 271.5°. Best body text is #FFFFFF at 7.67:1 contrast (WCAG AA passes).

Color values

HEX#3643C2
RGBrgb(54, 67, 194)
HSLhsl(234, 56%, 49%)
HSVhsv(234, 72%, 76%)
CMYKcmyk(72.2%, 65.5%, 0%, 23.9%)
CIE-LABlab(35.38, 37.85, -67.74)
CIE-LCHlch(35.38, 77.60, 299.19°)
OKLaboklab(45.83% 0.0052 -0.1958)
OKLCHoklch(45.83% 0.196 271.5)
XYZxyz(13.2628, 8.6923, 52.0073)
Luminance0.0869 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3643C2 #C2B536
analogous
#3689C2 #3643C2 #6F36C2
triadic
#3643C2 #C23643 #43C236
tetradic
#3643C2 #C23689 #C2B536 #36C26F
square
#3643C2 #C23689 #C2B536 #36C26F
split-complementary
#3643C2 #C26F36 #89C236
monochromatic
#1B2262 #293292 #3643C2 #626CD3 #9299E1

Accessibility & contrast

On white

7.67
#3643C2 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.74
#3643C2 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3643C2
7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3643C2#FFFFFF#000000##FFFFFF
##3643C21.007.672.747.67
#FFFFFF7.671.0021.001.00
#0000002.7421.001.0021.00
##FFFFFF7.671.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005AC6
Deuteranopia (green-blind)
#004DC0
Tritanopia (blue-blind)
#00657C
Achromatopsia (no color)
#535353

Design tokens & code

CSS
--color: #3643c2;
/* rgb */ color: rgb(54, 67, 194);
/* oklch */ color: oklch(45.8% 0.196 271.5);
Tailwind
colors: {
  custom: {
    50: '#8177d6',
    500: '#3643c2',
    950: '#000000',
  },
}
SCSS
$custom: #3643c2;
$custom-light: #8177d6;
$custom-dark: #000000;
JSON
{
  "hex": "#3643c2",
  "rgb": {
    "r": 54,
    "g": 67,
    "b": 194
  },
  "hsl": {
    "h": 234.429,
    "s": 56.452,
    "l": 48.627
  },
  "oklch": {
    "l": 0.45825,
    "c": 0.19588,
    "h": 271.5
  },
  "luminance": 0.08694
}

Semantic roles & 50–950 ramp

primary
#3643C2
secondary
#CCC588
accent
#D248E0
background
#F8F7FD
surface
#F0EDFA
border
#CBC8D3
text
#0C0814
muted
#7D7B83

Preview Lab

Preview with #3643C2

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

Preview Lab → · Contrast checker → · Palette generator →

#3643C2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva