#3633D4#3633D4

#3633D4 is a mid, highly saturated blue. Relative luminance 0.079; OKLCH L 45.2% C 0.234 H 272.7°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX#3633D4
RGBrgb(54, 51, 212)
HSLhsl(241, 65%, 52%)
HSVhsv(241, 76%, 83%)
CMYKcmyk(74.5%, 75.9%, 0%, 16.9%)
CIE-LABlab(33.78, 53.11, -80.85)
CIE-LCHlch(33.78, 96.74, 303.30°)
OKLaboklab(45.2% 0.0109 -0.234)
OKLCHoklch(45.2% 0.234 272.7)
XYZxyz(14.5848, 7.9039, 63.0315)
Luminance0.0790 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3633D4 #D1D433
analogous
#3381D4 #3633D4 #8733D4
triadic
#3633D4 #D43633 #33D436
tetradic
#3633D4 #D43381 #D1D433 #33D487
square
#3633D4 #D43381 #D1D433 #33D487
split-complementary
#3633D4 #D48733 #81D433
monochromatic
#1A1874 #2623A7 #3633D4 #6866DF #9A98E9

Accessibility & contrast

On white

8.14
#3633D4 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.58
#3633D4 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3633D4
8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3633D4#FFFFFF#000000##FFFFFF
##3633D41.008.142.588.14
#FFFFFF8.141.0021.001.00
#0000002.5821.001.0021.00
##FFFFFF8.141.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0057D9
Deuteranopia (green-blind)
#0047D1
Tritanopia (blue-blind)
#006382
Achromatopsia (no color)
#4F4F4F

Design tokens & code

CSS
--color: #3633d4;
/* rgb */ color: rgb(54, 51, 212);
/* oklch */ color: oklch(45.2% 0.234 272.7);
Tailwind
colors: {
  custom: {
    50: '#866de3',
    500: '#3633d4',
    950: '#000000',
  },
}
SCSS
$custom: #3633d4;
$custom-light: #866de3;
$custom-dark: #000000;
JSON
{
  "hex": "#3633d4",
  "rgb": {
    "r": 54,
    "g": 51,
    "b": 212
  },
  "hsl": {
    "h": 241.118,
    "s": 65.182,
    "l": 51.569
  },
  "oklch": {
    "l": 0.452,
    "c": 0.23425,
    "h": 272.7
  },
  "luminance": 0.07905
}

Semantic roles & 50–950 ramp

primary
#3633D4
secondary
#D3D58E
accent
#E840E5
background
#F9F6FE
surface
#F1ECFC
border
#CBC7D5
text
#0D0716
muted
#7E7A84

Preview Lab

Preview with #3633D4

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

Preview Lab → · Contrast checker → · Palette generator →

#3633D4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva