#4E78E8#4E78E8

#4E78E8 is a mid, vivid blue. Relative luminance 0.209; OKLCH L 60.1% C 0.176 H 265.9°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#4E78E8
RGB	rgb(78, 120, 232)
HSL	hsl(224, 77%, 61%)
HSV	hsv(224, 66%, 91%)
CMYK	cmyk(66.4%, 48.3%, 0%, 9%)
CIE-LAB	lab(52.81, 21.24, -61.12)
CIE-LCH	lch(52.81, 64.71, 289.17°)
OKLab	oklab(60.08% -0.0127 -0.1752)
OKLCH	oklch(60.08% 0.176 265.9)
XYZ	xyz(24.4188, 20.8765, 79.0710)
Luminance	0.2088 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E78E8 #E8BE4E

analogous

#4EC5E8 #4E78E8 #714EE8

triadic

#4E78E8 #E84E78 #78E84E

tetradic

#4E78E8 #E84EC5 #E8BE4E #4EE871

square

#4E78E8 #E84EC5 #E8BE4E #4EE871

split-complementary

#4E78E8 #E8714E #C5E84E

monochromatic

#163DA6 #1D51DC #4E78E8 #84A1EF #BACBF6

Accessibility & contrast

On white

4.06

#4E78E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#4E78E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E78E8

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E78E8	#FFFFFF	#000000	##000000
##4E78E8	1.00	4.06	5.18	5.18
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B85EC

Deuteranopia (green-blind)

#1177E6

Tritanopia (blue-blind)

#0092A5

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #4e78e8;
/* rgb */ color: rgb(78, 120, 232);
/* oklch */ color: oklch(60.1% 0.176 265.9);

Tailwind

colors: {
  custom: {
    50: '#8f9ef0',
    500: '#4e78e8',
    950: '#000000',
  },
}

SCSS

$custom: #4e78e8;
$custom-light: #8f9ef0;
$custom-dark: #000000;

JSON

{
  "hex": "#4e78e8",
  "rgb": {
    "r": 78,
    "g": 120,
    "b": 232
  },
  "hsl": {
    "h": 223.636,
    "s": 77,
    "l": 60.784
  },
  "oklch": {
    "l": 0.60075,
    "c": 0.17567,
    "h": 265.9
  },
  "luminance": 0.20879
}

Semantic roles & 50–950 ramp

primary

#4E78E8

secondary

#E6D6AC

accent

#A10CD9

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4E78E8

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

Preview Lab → · Contrast checker → · Palette generator →