#4778CF#4778CF

#4778CF is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.1% C 0.144 H 261.0°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#4778CF
RGB	rgb(71, 120, 207)
HSL	hsl(218, 59%, 55%)
HSV	hsv(218, 66%, 81%)
CMYK	cmyk(65.7%, 42%, 0%, 18.8%)
CIE-LAB	lab(51.01, 11.38, -49.93)
CIE-LCH	lch(51.01, 51.21, 282.84°)
OKLab	oklab(58.12% -0.0226 -0.1424)
OKLCH	oklch(58.12% 0.144 261)
XYZ	xyz(20.5735, 19.2755, 61.6557)
Luminance	0.1928 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4778CF #CF9E47

analogous

#47BCCF #4778CF #5A47CF

triadic

#4778CF #CF4778 #78CF47

tetradic

#4778CF #CF47BC #CF9E47 #47CF5A

square

#4778CF #CF47BC #CF9E47 #47CF5A

split-complementary

#4778CF #CF5A47 #BCCF47

monochromatic

#20417B #2D5BAC #4778CF #789CDC #A8BFE8

Accessibility & contrast

On white

4.32

#4778CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#4778CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4778CF

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4778CF	#FFFFFF	#000000	##000000
##4778CF	1.00	4.32	4.86	4.86
#FFFFFF	4.32	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)

#5080D2

Deuteranopia (green-blind)

#3A74CD

Tritanopia (blue-blind)

#008C99

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4778cf;
/* rgb */ color: rgb(71, 120, 207);
/* oklch */ color: oklch(58.1% 0.144 261.0);

Tailwind

colors: {
  custom: {
    50: '#889ede',
    500: '#4778cf',
    950: '#000000',
  },
}

SCSS

$custom: #4778cf;
$custom-light: #889ede;
$custom-dark: #000000;

JSON

{
  "hex": "#4778cf",
  "rgb": {
    "r": 71,
    "g": 120,
    "b": 207
  },
  "hsl": {
    "h": 218.382,
    "s": 58.621,
    "l": 54.51
  },
  "oklch": {
    "l": 0.58122,
    "c": 0.14421,
    "h": 261
  },
  "luminance": 0.19278
}

Semantic roles & 50–950 ramp

primary

#4778CF

secondary

#D6C19C

accent

#AA46E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4778CF

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

Preview Lab → · Contrast checker → · Palette generator →