#3633C0#3633C0

#3633C0 is a dark, highly saturated blue. Relative luminance 0.070; OKLCH L 43.1% C 0.211 H 274.0°. Best body text is #FFFFFF at 8.78:1 contrast (WCAG AA passes).

Color values

HEX#3633C0
RGBrgb(54, 51, 192)
HSLhsl(241, 58%, 48%)
HSVhsv(241, 73%, 75%)
CMYKcmyk(71.9%, 73.4%, 0%, 24.7%)
CIE-LABlab(31.71, 46.70, -72.62)
CIE-LCHlch(31.71, 86.33, 302.74°)
OKLaboklab(43.12% 0.0147 -0.21)
OKLCHoklch(43.12% 0.211 274)
XYZxyz(12.2164, 6.9565, 50.5579)
Luminance0.0696 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3633C0 #BDC033
analogous
#3376C0 #3633C0 #7D33C0
triadic
#3633C0 #C03633 #33C036
tetradic
#3633C0 #C03376 #BDC033 #33C07D
square
#3633C0 #C03376 #BDC033 #33C07D
split-complementary
#3633C0 #C07D33 #76C033
monochromatic
#1B195F #282690 #3633C0 #5F5CD4 #8F8DE1

Accessibility & contrast

On white

8.78
#3633C0 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.39
#3633C0 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3633C0
8.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3633C0#FFFFFF#000000##FFFFFF
##3633C01.008.782.398.78
#FFFFFF8.781.0021.001.00
#0000002.3921.001.0021.00
##FFFFFF8.781.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0051C4
Deuteranopia (green-blind)
#0044BD
Tritanopia (blue-blind)
#005B77
Achromatopsia (no color)
#4B4B4B

Design tokens & code

CSS
--color: #3633c0;
/* rgb */ color: rgb(54, 51, 192);
/* oklch */ color: oklch(43.1% 0.211 274.0);
Tailwind
colors: {
  custom: {
    50: '#826cd4',
    500: '#3633c0',
    950: '#000000',
  },
}
SCSS
$custom: #3633c0;
$custom-light: #826cd4;
$custom-dark: #000000;
JSON
{
  "hex": "#3633c0",
  "rgb": {
    "r": 54,
    "g": 51,
    "b": 192
  },
  "hsl": {
    "h": 241.277,
    "s": 58.025,
    "l": 47.647
  },
  "oklch": {
    "l": 0.43118,
    "c": 0.21055,
    "h": 274
  },
  "luminance": 0.06958
}

Semantic roles & 50–950 ramp

primary
#3633C0
secondary
#C9CB84
accent
#E147DE
background
#F8F6FD
surface
#F0EBFA
border
#CBC6D3
text
#0C0714
muted
#7D7A83

Preview Lab

Preview with #3633C0

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

Preview Lab → · Contrast checker → · Palette generator →

#3633C0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva