#3278DD#3278DD

#3278DD is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.2% C 0.170 H 258.1°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX#3278DD
RGBrgb(50, 120, 221)
HSLhsl(215, 72%, 53%)
HSVhsv(215, 77%, 87%)
CMYKcmyk(77.4%, 45.7%, 0%, 13.3%)
CIE-LABlab(51.07, 13.55, -57.80)
CIE-LCHlch(51.07, 59.37, 283.19°)
OKLaboklab(58.22% -0.0349 -0.1659)
OKLCHoklch(58.22% 0.17 258.1)
XYZxyz(21.0782, 19.3290, 71.0126)
Luminance0.1933 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3278DD #DD9732
analogous
#32CDDD #3278DD #4232DD
triadic
#3278DD #DD3278 #78DD32
tetradic
#3278DD #DD32CD #DD9732 #32DD42
square
#3278DD #DD32CD #DD9732 #32DD42
split-complementary
#3278DD #DD4232 #CDDD32
monochromatic
#15417F #1E5BB4 #3278DD #669BE6 #9BBDEE

Accessibility & contrast

On white

4.32
#3278DD on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.87
#3278DD on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3278DD
4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3278DD#FFFFFF#000000##000000
##3278DD1.004.324.874.87
#FFFFFF4.321.0021.0021.00
#0000004.8721.001.001.00
##0000004.8721.001.001.00

Color blindness preview

Protanopia (red-blind)
#4282E1
Deuteranopia (green-blind)
#1772DB
Tritanopia (blue-blind)
#0090A0
Achromatopsia (no color)
#7A7A7A

Design tokens & code

CSS
--color: #3278dd;
/* rgb */ color: rgb(50, 120, 221);
/* oklch */ color: oklch(58.2% 0.170 258.1);
Tailwind
colors: {
  custom: {
    50: '#829ee8',
    500: '#3278dd',
    950: '#000000',
  },
}
SCSS
$custom: #3278dd;
$custom-light: #829ee8;
$custom-dark: #000000;
JSON
{
  "hex": "#3278dd",
  "rgb": {
    "r": 50,
    "g": 120,
    "b": 221
  },
  "hsl": {
    "h": 215.439,
    "s": 71.548,
    "l": 53.137
  },
  "oklch": {
    "l": 0.58224,
    "c": 0.16952,
    "h": 258.1
  },
  "luminance": 0.19332
}

Semantic roles & 50–950 ramp

primary
#3278DD
secondary
#DABC91
accent
#A43AEE
background
#F8F9FE
surface
#F0F2FD
border
#CBCCD5
text
#0C0E16
muted
#7D7E84

Preview Lab

Preview with #3278DD

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

Preview Lab → · Contrast checker → · Palette generator →

#3278DD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva