#3B73D2#3B73D2

#3B73D2 is a mid, vivid blue. Relative luminance 0.178; OKLCH L 56.7% C 0.158 H 260.3°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX#3B73D2
RGBrgb(59, 115, 210)
HSLhsl(218, 63%, 53%)
HSVhsv(218, 72%, 82%)
CMYKcmyk(71.9%, 45.2%, 0%, 17.6%)
CIE-LABlab(49.30, 13.73, -54.39)
CIE-LCHlch(49.30, 56.10, 284.17°)
OKLaboklab(56.73% -0.0267 -0.1558)
OKLCHoklch(56.73% 0.158 260.3)
XYZxyz(19.5630, 17.8423, 63.3732)
Luminance0.1784 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3B73D2 #D29A3B
analogous
#3BBFD2 #3B73D2 #4E3BD2
triadic
#3B73D2 #D23B73 #73D23B
tetradic
#3B73D2 #D23BBF #D29A3B #3BD24E
square
#3B73D2 #D23BBF #D29A3B #3BD24E
split-complementary
#3B73D2 #D24E3B #BFD23B
monochromatic
#1B3D77 #2757A9 #3B73D2 #6D97DD #9FBAE9

Accessibility & contrast

On white

4.60
#3B73D2 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.57
#3B73D2 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #3B73D2
4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3B73D2#FFFFFF#000000##FFFFFF
##3B73D21.004.604.574.60
#FFFFFF4.601.0021.001.00
#0000004.5721.001.0021.00
##FFFFFF4.601.0021.001.00

Color blindness preview

Protanopia (red-blind)
#427DD6
Deuteranopia (green-blind)
#236FD0
Tritanopia (blue-blind)
#008998
Achromatopsia (no color)
#757575

Design tokens & code

CSS
--color: #3b73d2;
/* rgb */ color: rgb(59, 115, 210);
/* oklch */ color: oklch(56.7% 0.158 260.3);
Tailwind
colors: {
  custom: {
    50: '#839ae0',
    500: '#3b73d2',
    950: '#000000',
  },
}
SCSS
$custom: #3b73d2;
$custom-light: #839ae0;
$custom-dark: #000000;
JSON
{
  "hex": "#3b73d2",
  "rgb": {
    "r": 59,
    "g": 115,
    "b": 210
  },
  "hsl": {
    "h": 217.748,
    "s": 62.656,
    "l": 52.745
  },
  "oklch": {
    "l": 0.5673,
    "c": 0.15808,
    "h": 260.3
  },
  "luminance": 0.17844
}

Semantic roles & 50–950 ramp

primary
#3B73D2
secondary
#D5BD94
accent
#A942E6
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0C0E15
muted
#7D7E83

Preview Lab

Preview with #3B73D2

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

Preview Lab → · Contrast checker → · Palette generator →

#3B73D2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva