#3D78CF#3D78CF

#3D78CF is a mid, vivid blue. Relative luminance 0.189; OKLCH L 57.7% C 0.148 H 258.2°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX#3D78CF
RGBrgb(61, 120, 207)
HSLhsl(216, 60%, 53%)
HSVhsv(216, 71%, 81%)
CMYKcmyk(70.5%, 42%, 0%, 18.8%)
CIE-LABlab(50.60, 9.81, -50.60)
CIE-LCHlch(50.60, 51.55, 280.98°)
OKLaboklab(57.7% -0.0303 -0.1446)
OKLCHoklch(57.7% 0.148 258.2)
XYZxyz(19.8993, 18.9279, 61.6241)
Luminance0.1893 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3D78CF #CF943D
analogous
#3DC1CF #3D78CF #4B3DCF
triadic
#3D78CF #CF3D78 #78CF3D
tetradic
#3D78CF #CF3DC1 #CF943D #3DCF4B
square
#3D78CF #CF3DC1 #CF943D #3DCF4B
split-complementary
#3D78CF #CF4B3D #C1CF3D
monochromatic
#1D4075 #295BA6 #3D78CF #6E9ADB #9FBCE7

Accessibility & contrast

On white

4.39
#3D78CF on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.79
#3D78CF on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D78CF
4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3D78CF#FFFFFF#000000##000000
##3D78CF1.004.394.794.79
#FFFFFF4.391.0021.0021.00
#0000004.7921.001.001.00
##0000004.7921.001.001.00

Color blindness preview

Protanopia (red-blind)
#4E80D2
Deuteranopia (green-blind)
#3672CD
Tritanopia (blue-blind)
#008C99
Achromatopsia (no color)
#787878

Design tokens & code

CSS
--color: #3d78cf;
/* rgb */ color: rgb(61, 120, 207);
/* oklch */ color: oklch(57.7% 0.148 258.2);
Tailwind
colors: {
  custom: {
    50: '#839ede',
    500: '#3d78cf',
    950: '#000000',
  },
}
SCSS
$custom: #3d78cf;
$custom-light: #839ede;
$custom-dark: #000000;
JSON
{
  "hex": "#3d78cf",
  "rgb": {
    "r": 61,
    "g": 120,
    "b": 207
  },
  "hsl": {
    "h": 215.753,
    "s": 60.331,
    "l": 52.549
  },
  "oklch": {
    "l": 0.57697,
    "c": 0.1477,
    "h": 258.2
  },
  "luminance": 0.1893
}

Semantic roles & 50–950 ramp

primary
#3D78CF
secondary
#D4BA94
accent
#A344E3
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0C0E15
muted
#7D7E83

Preview Lab

Preview with #3D78CF

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

Preview Lab → · Contrast checker → · Palette generator →

#3D78CF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva