#4978D7#4978D7

#4978D7 is a mid, vivid blue. Relative luminance 0.198; OKLCH L 58.7% C 0.154 H 262.8°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#4978D7
RGB	rgb(73, 120, 215)
HSL	hsl(220, 64%, 56%)
HSV	hsv(220, 66%, 84%)
CMYK	cmyk(66%, 44.2%, 0%, 15.7%)
CIE-LAB	lab(51.56, 14.52, -53.59)
CIE-LCH	lch(51.56, 55.52, 285.16°)
OKLab	oklab(58.72% -0.0195 -0.1531)
OKLCH	oklch(58.72% 0.154 262.8)
XYZ	xyz(21.7255, 19.7536, 66.9447)
Luminance	0.1976 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4978D7 #D7A849

analogous

#49BFD7 #4978D7 #6149D7

triadic

#4978D7 #D74978 #78D749

tetradic

#4978D7 #D749BF #D7A849 #49D761

square

#4978D7 #D749BF #D7A849 #49D761

split-complementary

#4978D7 #D76149 #BFD749

monochromatic

#1E4188 #2959BA #4978D7 #7B9DE2 #ADC2ED

Accessibility & contrast

On white

4.24

#4978D7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#4978D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4978D7

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4978D7	#FFFFFF	#000000	##000000
##4978D7	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A82DB

Deuteranopia (green-blind)

#3175D5

Tritanopia (blue-blind)

#008E9D

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4978d7;
/* rgb */ color: rgb(73, 120, 215);
/* oklch */ color: oklch(58.7% 0.154 262.8);

Tailwind

colors: {
  custom: {
    50: '#8a9ee4',
    500: '#4978d7',
    950: '#000000',
  },
}

SCSS

$custom: #4978d7;
$custom-light: #8a9ee4;
$custom-dark: #000000;

JSON

{
  "hex": "#4978d7",
  "rgb": {
    "r": 73,
    "g": 120,
    "b": 215
  },
  "hsl": {
    "h": 220.141,
    "s": 63.964,
    "l": 56.471
  },
  "oklch": {
    "l": 0.58719,
    "c": 0.15436,
    "h": 262.8
  },
  "luminance": 0.19756
}

Semantic roles & 50–950 ramp

primary

#4978D7

secondary

#DBC8A1

accent

#B041E7

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E15

muted

#7E7E84

Preview Lab

Preview with #4978D7

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

Preview Lab → · Contrast checker → · Palette generator →