#4D78E0#4D78E0

#4D78E0 is a mid, vivid blue. Relative luminance 0.204; OKLCH L 59.5% C 0.165 H 264.9°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#4D78E0
RGB	rgb(77, 120, 224)
HSL	hsl(222, 70%, 59%)
HSV	hsv(222, 66%, 88%)
CMYK	cmyk(65.6%, 46.4%, 0%, 12.2%)
CIE-LAB	lab(52.28, 18.31, -57.50)
CIE-LCH	lch(52.28, 60.35, 287.66°)
OKLab	oklab(59.49% -0.0146 -0.1646)
OKLCH	oklch(59.49% 0.165 264.9)
XYZ	xyz(23.2269, 20.3903, 73.2182)
Luminance	0.2039 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D78E0 #E0B54D

analogous

#4DC2E0 #4D78E0 #6C4DE0

triadic

#4D78E0 #E04D78 #78E04D

tetradic

#4D78E0 #E04DC2 #E0B54D #4DE06C

square

#4D78E0 #E04DC2 #E0B54D #4DE06C

split-complementary

#4D78E0 #E06C4D #C2E04D

monochromatic

#1A3F98 #2455CC #4D78E0 #81A0E9 #B5C7F2

Accessibility & contrast

On white

4.13

#4D78E0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#4D78E0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D78E0

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D78E0	#FFFFFF	#000000	##000000
##4D78E0	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4384E4

Deuteranopia (green-blind)

#2676DE

Tritanopia (blue-blind)

#0090A1

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4d78e0;
/* rgb */ color: rgb(77, 120, 224);
/* oklch */ color: oklch(59.5% 0.165 264.9);

Tailwind

colors: {
  custom: {
    50: '#8d9eea',
    500: '#4d78e0',
    950: '#000000',
  },
}

SCSS

$custom: #4d78e0;
$custom-light: #8d9eea;
$custom-dark: #000000;

JSON

{
  "hex": "#4d78e0",
  "rgb": {
    "r": 77,
    "g": 120,
    "b": 224
  },
  "hsl": {
    "h": 222.449,
    "s": 70.335,
    "l": 59.02
  },
  "oklch": {
    "l": 0.59493,
    "c": 0.16523,
    "h": 264.9
  },
  "luminance": 0.20393
}

Semantic roles & 50–950 ramp

primary

#4D78E0

secondary

#E1D0A8

accent

#B93BED

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4D78E0

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

Preview Lab → · Contrast checker → · Palette generator →