#4D78CA#4D78CA

#4D78CA is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.1% C 0.135 H 262.1°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#4D78CA
RGB	rgb(77, 120, 202)
HSL	hsl(219, 54%, 55%)
HSV	hsv(219, 62%, 79%)
CMYK	cmyk(61.9%, 40.6%, 0%, 20.8%)
CIE-LAB	lab(51.01, 10.71, -47.07)
CIE-LCH	lch(51.01, 48.28, 282.82°)
OKLab	oklab(58.11% -0.0185 -0.1339)
OKLCH	oklch(58.11% 0.135 262.1)
XYZ	xyz(20.4340, 19.2732, 58.5089)
Luminance	0.1928 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D78CA #CA9F4D

analogous

#4DB7CA #4D78CA #614DCA

triadic

#4D78CA #CA4D78 #78CA4D

tetradic

#4D78CA #CA4DB7 #CA9F4D #4DCA61

square

#4D78CA #CA4DB7 #CA9F4D #4DCA61

split-complementary

#4D78CA #CA614D #B7CA4D

monochromatic

#244179 #325BA8 #4D78CA #7C9CD8 #ABC0E6

Accessibility & contrast

On white

4.33

#4D78CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#4D78CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D78CA

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D78CA	#FFFFFF	#000000	##000000
##4D78CA	1.00	4.33	4.86	4.86
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5480CD

Deuteranopia (green-blind)

#4274C8

Tritanopia (blue-blind)

#008B97

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4d78ca;
/* rgb */ color: rgb(77, 120, 202);
/* oklch */ color: oklch(58.1% 0.135 262.1);

Tailwind

colors: {
  custom: {
    50: '#8a9eda',
    500: '#4d78ca',
    950: '#000000',
  },
}

SCSS

$custom: #4d78ca;
$custom-light: #8a9eda;
$custom-dark: #000000;

JSON

{
  "hex": "#4d78ca",
  "rgb": {
    "r": 77,
    "g": 120,
    "b": 202
  },
  "hsl": {
    "h": 219.36,
    "s": 54.113,
    "l": 54.706
  },
  "oklch": {
    "l": 0.58105,
    "c": 0.13521,
    "h": 262.1
  },
  "luminance": 0.19275
}

Semantic roles & 50–950 ramp

primary

#4D78CA

secondary

#D4C29F

accent

#AB4ADD

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0E15

muted

#7D7E83

Preview Lab

Preview with #4D78CA

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

Preview Lab → · Contrast checker → · Palette generator →