#4878CC#4878CC

#4878CC is a mid, vivid blue. Relative luminance 0.192; OKLCH L 58.0% C 0.140 H 260.8°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#4878CC
RGB	rgb(72, 120, 204)
HSL	hsl(218, 56%, 54%)
HSV	hsv(218, 65%, 80%)
CMYK	cmyk(64.7%, 41.2%, 0%, 20%)
CIE-LAB	lab(50.88, 10.51, -48.42)
CIE-LCH	lch(50.88, 49.55, 282.24°)
OKLab	oklab(57.98% -0.0224 -0.138)
OKLCH	oklch(57.98% 0.14 260.8)
XYZ	xyz(20.2842, 19.1684, 59.7459)
Luminance	0.1917 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4878CC #CC9C48

analogous

#48BACC #4878CC #5A48CC

triadic

#4878CC #CC4878 #78CC48

tetradic

#4878CC #CC48BA #CC9C48 #48CC5A

square

#4878CC #CC48BA #CC9C48 #48CC5A

split-complementary

#4878CC #CC5A48 #BACC48

monochromatic

#214178 #2F5BA8 #4878CC #789BD9 #A8BFE7

Accessibility & contrast

On white

4.34

#4878CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#4878CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4878CC

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4878CC	#FFFFFF	#000000	##000000
##4878CC	1.00	4.34	4.83	4.83
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5280CF

Deuteranopia (green-blind)

#3E74CA

Tritanopia (blue-blind)

#008B98

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4878cc;
/* rgb */ color: rgb(72, 120, 204);
/* oklch */ color: oklch(58.0% 0.140 260.8);

Tailwind

colors: {
  custom: {
    50: '#889edc',
    500: '#4878cc',
    950: '#000000',
  },
}

SCSS

$custom: #4878cc;
$custom-light: #889edc;
$custom-dark: #000000;

JSON

{
  "hex": "#4878cc",
  "rgb": {
    "r": 72,
    "g": 120,
    "b": 204
  },
  "hsl": {
    "h": 218.182,
    "s": 56.41,
    "l": 54.118
  },
  "oklch": {
    "l": 0.57983,
    "c": 0.13978,
    "h": 260.8
  },
  "luminance": 0.1917
}

Semantic roles & 50–950 ramp

primary

#4878CC

secondary

#D4C09C

accent

#A948E0

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #4878CC

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

Preview Lab → · Contrast checker → · Palette generator →