#3379DC#3379DC

#3379DC is a mid, vivid blue. Relative luminance 0.195; OKLCH L 58.4% C 0.167 H 257.8°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX#3379DC
RGBrgb(51, 121, 220)
HSLhsl(215, 71%, 53%)
HSVhsv(215, 77%, 86%)
CMYKcmyk(76.8%, 45%, 0%, 13.7%)
CIE-LABlab(51.32, 12.67, -56.84)
CIE-LCHlch(51.32, 58.24, 282.56°)
OKLaboklab(58.4% -0.0353 -0.163)
OKLCHoklch(58.4% 0.167 257.8)
XYZxyz(21.1161, 19.5434, 70.3556)
Luminance0.1955 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3379DC #DC9633
analogous
#33CDDC #3379DC #4133DC
triadic
#3379DC #DC3379 #79DC33
tetradic
#3379DC #DC33CD #DC9633 #33DC41
square
#3379DC #DC33CD #DC9633 #33DC41
split-complementary
#3379DC #DC4133 #CDDC33
monochromatic
#16417F #1F5CB3 #3379DC #679BE5 #9BBEEE

Accessibility & contrast

On white

4.28
#3379DC on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.91
#3379DC on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3379DC
4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3379DC#FFFFFF#000000##000000
##3379DC1.004.284.914.91
#FFFFFF4.281.0021.0021.00
#0000004.9121.001.001.00
##0000004.9121.001.001.00

Color blindness preview

Protanopia (red-blind)
#4583E0
Deuteranopia (green-blind)
#1F73DA
Tritanopia (blue-blind)
#0090A0
Achromatopsia (no color)
#7A7A7A

Design tokens & code

CSS
--color: #3379dc;
/* rgb */ color: rgb(51, 121, 220);
/* oklch */ color: oklch(58.4% 0.167 257.8);
Tailwind
colors: {
  custom: {
    50: '#829fe7',
    500: '#3379dc',
    950: '#000000',
  },
}
SCSS
$custom: #3379dc;
$custom-light: #829fe7;
$custom-dark: #000000;
JSON
{
  "hex": "#3379dc",
  "rgb": {
    "r": 51,
    "g": 121,
    "b": 220
  },
  "hsl": {
    "h": 215.148,
    "s": 70.711,
    "l": 53.137
  },
  "oklch": {
    "l": 0.58403,
    "c": 0.1668,
    "h": 257.8
  },
  "luminance": 0.19546
}

Semantic roles & 50–950 ramp

primary
#3379DC
secondary
#DABC91
accent
#A33AED
background
#F8F9FE
surface
#F0F2FC
border
#CBCCD5
text
#0C0E16
muted
#7D7E84

Preview Lab

Preview with #3379DC

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

Preview Lab → · Contrast checker → · Palette generator →

#3379DC Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva