#3B50CC#3B50CC

#3B50CC is a mid, vivid blue. Relative luminance 0.110; OKLCH L 49.3% C 0.192 H 270.3°. Best body text is #FFFFFF at 6.55:1 contrast (WCAG AA passes).

Color values

HEX#3B50CC
RGBrgb(59, 80, 204)
HSLhsl(231, 59%, 52%)
HSVhsv(231, 71%, 80%)
CMYKcmyk(71.1%, 60.8%, 0%, 20%)
CIE-LABlab(39.62, 33.81, -66.62)
CIE-LCHlch(39.62, 74.71, 296.91°)
OKLaboklab(49.27% 0.001 -0.1923)
OKLCHoklch(49.27% 0.192 270.3)
XYZxyz(15.5677, 11.0252, 58.4227)
Luminance0.1103 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3B50CC #CCB73B
analogous
#3B99CC #3B50CC #6F3BCC
triadic
#3B50CC #CC3B50 #50CC3B
tetradic
#3B50CC #CC3B99 #CCB73B #3BCC6F
square
#3B50CC #CC3B99 #CCB73B #3BCC6F
split-complementary
#3B50CC #CC6F3B #99CC3B
monochromatic
#1D2970 #2A3BA0 #3B50CC #6C7BD9 #9CA7E5

Accessibility & contrast

On white

6.55
#3B50CC on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.21
#3B50CC on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B50CC
6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3B50CC#FFFFFF#000000##FFFFFF
##3B50CC1.006.553.216.55
#FFFFFF6.551.0021.001.00
#0000003.2121.001.0021.00
##FFFFFF6.551.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0064D0
Deuteranopia (green-blind)
#0057CA
Tritanopia (blue-blind)
#006F86
Achromatopsia (no color)
#5D5D5D

Design tokens & code

CSS
--color: #3b50cc;
/* rgb */ color: rgb(59, 80, 204);
/* oklch */ color: oklch(49.3% 0.192 270.3);
Tailwind
colors: {
  custom: {
    50: '#8481dd',
    500: '#3b50cc',
    950: '#000000',
  },
}
SCSS
$custom: #3b50cc;
$custom-light: #8481dd;
$custom-dark: #000000;
JSON
{
  "hex": "#3b50cc",
  "rgb": {
    "r": 59,
    "g": 80,
    "b": 204
  },
  "hsl": {
    "h": 231.31,
    "s": 58.704,
    "l": 51.569
  },
  "oklch": {
    "l": 0.49274,
    "c": 0.19229,
    "h": 270.3
  },
  "luminance": 0.11027
}

Semantic roles & 50–950 ramp

primary
#3B50CC
secondary
#D1C892
accent
#CB46E2
background
#F8F7FD
surface
#F0EEFB
border
#CBC9D4
text
#0C0A15
muted
#7D7C83

Preview Lab

Preview with #3B50CC

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

Preview Lab → · Contrast checker → · Palette generator →

#3B50CC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva