#4978BE#4978BE

#4978BE is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.2% C 0.120 H 258.2°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#4978BE
RGB	rgb(73, 120, 190)
HSL	hsl(216, 47%, 52%)
HSV	hsv(216, 62%, 75%)
CMYK	cmyk(61.6%, 36.8%, 0%, 25.5%)
CIE-LAB	lab(50.17, 5.86, -41.53)
CIE-LCH	lch(50.17, 41.94, 278.03°)
OKLab	oklab(57.2% -0.0247 -0.1178)
OKLCH	oklch(57.2% 0.12 258.2)
XYZ	xyz(18.7551, 18.5654, 51.3003)
Luminance	0.1857 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4978BE #BE8F49

analogous

#49B3BE #4978BE #5549BE

triadic

#4978BE #BE4978 #78BE49

tetradic

#4978BE #BE49B3 #BE8F49 #49BE55

square

#4978BE #BE49B3 #BE8F49 #49BE55

split-complementary

#4978BE #BE5549 #B3BE49

monochromatic

#254068 #355C95 #4978BE #7699CE #A3BBDE

Accessibility & contrast

On white

4.46

#4978BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#4978BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4978BE

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4978BE	#FFFFFF	#000000	##000000
##4978BE	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A7DC1

Deuteranopia (green-blind)

#4A72BD

Tritanopia (blue-blind)

#008892

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4978be;
/* rgb */ color: rgb(73, 120, 190);
/* oklch */ color: oklch(57.2% 0.120 258.2);

Tailwind

colors: {
  custom: {
    50: '#869ed2',
    500: '#4978be',
    950: '#000000',
  },
}

SCSS

$custom: #4978be;
$custom-light: #869ed2;
$custom-dark: #000000;

JSON

{
  "hex": "#4978be",
  "rgb": {
    "r": 73,
    "g": 120,
    "b": 190
  },
  "hsl": {
    "h": 215.897,
    "s": 47.368,
    "l": 51.569
  },
  "oklch": {
    "l": 0.572,
    "c": 0.12034,
    "h": 258.2
  },
  "luminance": 0.18567
}

Semantic roles & 50–950 ramp

primary

#4978BE

secondary

#CBB698

accent

#A151D7

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4978BE

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

Preview Lab → · Contrast checker → · Palette generator →