#4978D8#4978D8

#4978D8 is a mid, vivid blue. Relative luminance 0.198; OKLCH L 58.8% C 0.156 H 262.9°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#4978D8
RGB	rgb(73, 120, 216)
HSL	hsl(220, 65%, 57%)
HSV	hsv(220, 66%, 85%)
CMYK	cmyk(66.2%, 44.4%, 0%, 15.3%)
CIE-LAB	lab(51.62, 14.87, -54.06)
CIE-LCH	lch(51.62, 56.07, 285.38°)
OKLab	oklab(58.78% -0.0193 -0.1545)
OKLCH	oklch(58.78% 0.156 262.9)
XYZ	xyz(21.8544, 19.8051, 67.6235)
Luminance	0.1981 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4978D8 #D8A949

analogous

#49BFD8 #4978D8 #6249D8

triadic

#4978D8 #D84978 #78D849

tetradic

#4978D8 #D849BF #D8A949 #49D862

square

#4978D8 #D849BF #D8A949 #49D862

split-complementary

#4978D8 #D86249 #BFD849

monochromatic

#1D4189 #2859BC #4978D8 #7B9DE3 #AEC3EE

Accessibility & contrast

On white

4.23

#4978D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#4978D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4978D8

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4978D8	#FFFFFF	#000000	##000000
##4978D8	1.00	4.23	4.96	4.96
#FFFFFF	4.23	1.00	21.00	21.00
#000000	4.96	21.00	1.00	1.00
##000000	4.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4982DC

Deuteranopia (green-blind)

#3075D6

Tritanopia (blue-blind)

#008E9D

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4978d8;
/* rgb */ color: rgb(73, 120, 216);
/* oklch */ color: oklch(58.8% 0.156 262.9);

Tailwind

colors: {
  custom: {
    50: '#8a9ee4',
    500: '#4978d8',
    950: '#000000',
  },
}

SCSS

$custom: #4978d8;
$custom-light: #8a9ee4;
$custom-dark: #000000;

JSON

{
  "hex": "#4978d8",
  "rgb": {
    "r": 73,
    "g": 120,
    "b": 216
  },
  "hsl": {
    "h": 220.28,
    "s": 64.706,
    "l": 56.667
  },
  "oklch": {
    "l": 0.58783,
    "c": 0.15572,
    "h": 262.9
  },
  "luminance": 0.19807
}

Semantic roles & 50–950 ramp

primary

#4978D8

secondary

#DCC8A1

accent

#B140E8

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4978D8

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

Preview Lab → · Contrast checker → · Palette generator →