#4D78E6#4D78E6

#4D78E6 is a mid, vivid blue. Relative luminance 0.207; OKLCH L 59.9% C 0.173 H 265.4°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#4D78E6
RGB	rgb(77, 120, 230)
HSL	hsl(223, 75%, 60%)
HSV	hsv(223, 67%, 90%)
CMYK	cmyk(66.5%, 47.8%, 0%, 9.8%)
CIE-LAB	lab(52.64, 20.39, -60.28)
CIE-LCH	lch(52.64, 63.64, 288.69°)
OKLab	oklab(59.89% -0.0138 -0.1727)
OKLCH	oklch(59.89% 0.173 265.4)
XYZ	xyz(24.0550, 20.7216, 77.5795)
Luminance	0.2072 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D78E6 #E6BB4D

analogous

#4DC5E6 #4D78E6 #6E4DE6

triadic

#4D78E6 #E64D78 #78E64D

tetradic

#4D78E6 #E64DC5 #E6BB4D #4DE66E

square

#4D78E6 #E64DC5 #E6BB4D #4DE66E

split-complementary

#4D78E6 #E66E4D #C5E64D

monochromatic

#173EA2 #1E52D8 #4D78E6 #83A1EE #B8C9F5

Accessibility & contrast

On white

4.08

#4D78E6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#4D78E6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D78E6

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D78E6	#FFFFFF	#000000	##000000
##4D78E6	1.00	4.08	5.14	5.14
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D85EA

Deuteranopia (green-blind)

#1777E4

Tritanopia (blue-blind)

#0092A4

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #4d78e6;
/* rgb */ color: rgb(77, 120, 230);
/* oklch */ color: oklch(59.9% 0.173 265.4);

Tailwind

colors: {
  custom: {
    50: '#8e9eee',
    500: '#4d78e6',
    950: '#000000',
  },
}

SCSS

$custom: #4d78e6;
$custom-light: #8e9eee;
$custom-dark: #000000;

JSON

{
  "hex": "#4d78e6",
  "rgb": {
    "r": 77,
    "g": 120,
    "b": 230
  },
  "hsl": {
    "h": 223.137,
    "s": 75.369,
    "l": 60.196
  },
  "oklch": {
    "l": 0.59892,
    "c": 0.1733,
    "h": 265.4
  },
  "luminance": 0.20724
}

Semantic roles & 50–950 ramp

primary

#4D78E6

secondary

#E5D4AA

accent

#9F0ED8

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #4D78E6

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

Preview Lab → · Contrast checker → · Palette generator →