#3D50B5#3D50B5

#3D50B5 is a mid, vivid blue. Relative luminance 0.101; OKLCH L 47.5% C 0.161 H 271.0°. Best body text is #FFFFFF at 6.97:1 contrast (WCAG AA passes).

Color values

HEX#3D50B5
RGBrgb(61, 80, 181)
HSLhsl(231, 50%, 47%)
HSVhsv(231, 66%, 71%)
CMYKcmyk(66.3%, 55.8%, 0%, 29%)
CIE-LABlab(37.96, 25.90, -55.90)
CIE-LCHlch(37.96, 61.61, 294.86°)
OKLaboklab(47.51% 0.0027 -0.1607)
OKLCHoklch(47.51% 0.161 271)
XYZxyz(13.1308, 10.0644, 44.9577)
Luminance0.1007 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3D50B5 #B5A23D
analogous
#3D8CB5 #3D50B5 #663DB5
triadic
#3D50B5 #B53D50 #50B53D
tetradic
#3D50B5 #B53D8C #B5A23D #3DB566
square
#3D50B5 #B53D8C #B5A23D #3DB566
split-complementary
#3D50B5 #B5663D #8CB53D
monochromatic
#1E2859 #2E3C87 #3D50B5 #6475CB #929EDA

Accessibility & contrast

On white

6.97
#3D50B5 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.01
#3D50B5 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3D50B5
6.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3D50B5#FFFFFF#000000##FFFFFF
##3D50B51.006.973.016.97
#FFFFFF6.971.0021.001.00
#0000003.0121.001.0021.00
##FFFFFF6.971.0021.001.00

Color blindness preview

Protanopia (red-blind)
#005FB8
Deuteranopia (green-blind)
#0054B3
Tritanopia (blue-blind)
#00687A
Achromatopsia (no color)
#595959

Design tokens & code

CSS
--color: #3d50b5;
/* rgb */ color: rgb(61, 80, 181);
/* oklch */ color: oklch(47.5% 0.161 271.0);
Tailwind
colors: {
  custom: {
    50: '#8080cc',
    500: '#3d50b5',
    950: '#000000',
  },
}
SCSS
$custom: #3d50b5;
$custom-light: #8080cc;
$custom-dark: #000000;
JSON
{
  "hex": "#3d50b5",
  "rgb": {
    "r": 61,
    "g": 80,
    "b": 181
  },
  "hsl": {
    "h": 230.5,
    "s": 49.587,
    "l": 47.451
  },
  "oklch": {
    "l": 0.47507,
    "c": 0.16077,
    "h": 271
  },
  "luminance": 0.10066
}

Semantic roles & 50–950 ramp

primary
#3D50B5
secondary
#C5BC88
accent
#C34FD9
background
#F8F7FC
surface
#EFEEF9
border
#CAC9D2
text
#0B0A13
muted
#7C7C82

Preview Lab

Preview with #3D50B5

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

Preview Lab → · Contrast checker → · Palette generator →

#3D50B5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva