#4E78DC#4E78DC

#4E78DC is a mid, vivid blue. Relative luminance 0.202; OKLCH L 59.3% C 0.159 H 264.8°. Best body text is #000000 at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#4E78DC
RGB	rgb(78, 120, 220)
HSL	hsl(222, 67%, 58%)
HSV	hsv(222, 65%, 86%)
CMYK	cmyk(64.5%, 45.5%, 0%, 13.7%)
CIE-LAB	lab(52.08, 17.09, -55.56)
CIE-LCH	lch(52.08, 58.13, 287.09°)
OKLab	oklab(59.28% -0.0144 -0.1588)
OKLCH	oklch(59.28% 0.159 264.8)
XYZ	xyz(22.7721, 20.2178, 70.3986)
Luminance	0.2022 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E78DC #DCB24E

analogous

#4EBFDC #4E78DC #6B4EDC

triadic

#4E78DC #DC4E78 #78DC4E

tetradic

#4E78DC #DC4EBF #DCB24E #4EDC6B

square

#4E78DC #DC4EBF #DCB24E #4EDC6B

split-complementary

#4E78DC #DC6B4E #BFDC4E

monochromatic

#1D4093 #2756C6 #4E78DC #819FE6 #B4C6F0

Accessibility & contrast

On white

4.16

#4E78DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.04

#4E78DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E78DC

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E78DC	#FFFFFF	#000000	##000000
##4E78DC	1.00	4.16	5.04	5.04
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.04	21.00	1.00	1.00
##000000	5.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4783E0

Deuteranopia (green-blind)

#2D76DA

Tritanopia (blue-blind)

#008F9F

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #4e78dc;
/* rgb */ color: rgb(78, 120, 220);
/* oklch */ color: oklch(59.3% 0.159 264.8);

Tailwind

colors: {
  custom: {
    50: '#8d9ee7',
    500: '#4e78dc',
    950: '#000000',
  },
}

SCSS

$custom: #4e78dc;
$custom-light: #8d9ee7;
$custom-dark: #000000;

JSON

{
  "hex": "#4e78dc",
  "rgb": {
    "r": 78,
    "g": 120,
    "b": 220
  },
  "hsl": {
    "h": 222.254,
    "s": 66.981,
    "l": 58.431
  },
  "oklch": {
    "l": 0.5928,
    "c": 0.15949,
    "h": 264.8
  },
  "luminance": 0.2022
}

Semantic roles & 50–950 ramp

primary

#4E78DC

secondary

#DFCEA7

accent

#B73EEA

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4E78DC

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

Preview Lab → · Contrast checker → · Palette generator →