#3D78D4#3D78D4

#3D78D4 is a mid, vivid blue. Relative luminance 0.192; OKLCH L 58.0% C 0.154 H 259.0°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#3D78D4
RGB	rgb(61, 120, 212)
HSL	hsl(217, 64%, 54%)
HSV	hsv(217, 71%, 83%)
CMYK	cmyk(71.2%, 43.4%, 0%, 16.9%)
CIE-LAB	lab(50.89, 11.62, -52.98)
CIE-LCH	lch(50.89, 54.24, 282.37°)
OKLab	oklab(58.02% -0.0293 -0.1515)
OKLCH	oklch(58.02% 0.154 259)
XYZ	xyz(20.5203, 19.1763, 64.8945)
Luminance	0.1918 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D78D4 #D4993D

analogous

#3DC4D4 #3D78D4 #4D3DD4

triadic

#3D78D4 #D43D78 #78D43D

tetradic

#3D78D4 #D43DC4 #D4993D #3DD44D

square

#3D78D4 #D43DC4 #D4993D #3DD44D

split-complementary

#3D78D4 #D44D3D #C4D43D

monochromatic

#1B417B #265BAD #3D78D4 #6F9BDF #A1BEEA

Accessibility & contrast

On white

4.34

#3D78D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#3D78D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3D78D4

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D78D4	#FFFFFF	#000000	##000000
##3D78D4	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B81D8

Deuteranopia (green-blind)

#2F73D2

Tritanopia (blue-blind)

#008D9C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #3d78d4;
/* rgb */ color: rgb(61, 120, 212);
/* oklch */ color: oklch(58.0% 0.154 259.0);

Tailwind

colors: {
  custom: {
    50: '#849ee2',
    500: '#3d78d4',
    950: '#000000',
  },
}

SCSS

$custom: #3d78d4;
$custom-light: #849ee2;
$custom-dark: #000000;

JSON

{
  "hex": "#3d78d4",
  "rgb": {
    "r": 61,
    "g": 120,
    "b": 212
  },
  "hsl": {
    "h": 216.556,
    "s": 63.713,
    "l": 53.529
  },
  "oklch": {
    "l": 0.58015,
    "c": 0.15435,
    "h": 259
  },
  "luminance": 0.19179
}

Semantic roles & 50–950 ramp

primary

#3D78D4

secondary

#D7BD96

accent

#A641E7

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3D78D4

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

Preview Lab → · Contrast checker → · Palette generator →