#4D78E8#4D78E8

#4D78E8 is a mid, vivid blue. Relative luminance 0.208; OKLCH L 60.0% C 0.176 H 265.6°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#4D78E8
RGB	rgb(77, 120, 232)
HSL	hsl(223, 77%, 61%)
HSV	hsv(223, 67%, 91%)
CMYK	cmyk(66.8%, 48.3%, 0%, 9%)
CIE-LAB	lab(52.77, 21.09, -61.20)
CIE-LCH	lch(52.77, 64.73, 289.01°)
OKLab	oklab(60.03% -0.0136 -0.1754)
OKLCH	oklch(60.03% 0.176 265.6)
XYZ	xyz(24.3375, 20.8345, 79.0672)
Luminance	0.2084 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D78E8 #E8BD4D

analogous

#4DC5E8 #4D78E8 #6F4DE8

triadic

#4D78E8 #E84D78 #78E84D

tetradic

#4D78E8 #E84DC5 #E8BD4D #4DE86F

square

#4D78E8 #E84DC5 #E8BD4D #4DE86F

split-complementary

#4D78E8 #E86F4D #C5E84D

monochromatic

#153DA5 #1C51DB #4D78E8 #83A1EF #B9CAF6

Accessibility & contrast

On white

4.06

#4D78E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#4D78E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D78E8

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D78E8	#FFFFFF	#000000	##000000
##4D78E8	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3B85EC

Deuteranopia (green-blind)

#0F77E6

Tritanopia (blue-blind)

#0092A5

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #4d78e8;
/* rgb */ color: rgb(77, 120, 232);
/* oklch */ color: oklch(60.0% 0.176 265.6);

Tailwind

colors: {
  custom: {
    50: '#8f9ef0',
    500: '#4d78e8',
    950: '#000000',
  },
}

SCSS

$custom: #4d78e8;
$custom-light: #8f9ef0;
$custom-dark: #000000;

JSON

{
  "hex": "#4d78e8",
  "rgb": {
    "r": 77,
    "g": 120,
    "b": 232
  },
  "hsl": {
    "h": 223.355,
    "s": 77.114,
    "l": 60.588
  },
  "oklch": {
    "l": 0.60027,
    "c": 0.17597,
    "h": 265.6
  },
  "luminance": 0.20837
}

Semantic roles & 50–950 ramp

primary

#4D78E8

secondary

#E6D6AB

accent

#A00CD9

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4D78E8

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

Preview Lab → · Contrast checker → · Palette generator →