#4878BE#4878BE

#4878BE is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.2% C 0.121 H 257.8°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#4878BE
RGB	rgb(72, 120, 190)
HSL	hsl(216, 48%, 51%)
HSV	hsv(216, 62%, 75%)
CMYK	cmyk(62.1%, 36.8%, 0%, 25.5%)
CIE-LAB	lab(50.13, 5.66, -41.61)
CIE-LCH	lch(50.13, 41.99, 277.75°)
OKLab	oklab(57.15% -0.0255 -0.118)
OKLCH	oklch(57.15% 0.121 257.8)
XYZ	xyz(18.6799, 18.5267, 51.2968)
Luminance	0.1853 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4878BE #BE8E48

analogous

#48B3BE #4878BE #5348BE

triadic

#4878BE #BE4878 #78BE48

tetradic

#4878BE #BE48B3 #BE8E48 #48BE53

square

#4878BE #BE48B3 #BE8E48 #48BE53

split-complementary

#4878BE #BE5348 #B3BE48

monochromatic

#254067 #355B94 #4878BE #7599CE #A2BBDE

Accessibility & contrast

On white

4.46

#4878BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#4878BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4878BE

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4878BE	#FFFFFF	#000000	##000000
##4878BE	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: #4878be;
/* rgb */ color: rgb(72, 120, 190);
/* oklch */ color: oklch(57.2% 0.121 257.8);

Tailwind

colors: {
  custom: {
    50: '#859ed2',
    500: '#4878be',
    950: '#000000',
  },
}

SCSS

$custom: #4878be;
$custom-light: #859ed2;
$custom-dark: #000000;

JSON

{
  "hex": "#4878be",
  "rgb": {
    "r": 72,
    "g": 120,
    "b": 190
  },
  "hsl": {
    "h": 215.593,
    "s": 47.581,
    "l": 51.373
  },
  "oklch": {
    "l": 0.57152,
    "c": 0.12076,
    "h": 257.8
  },
  "luminance": 0.18528
}

Semantic roles & 50–950 ramp

primary

#4878BE

secondary

#CBB697

accent

#A051D7

background

#F8F9FC

surface

#F0F2F9

border

#CBCCD2

text

#0C0E14

muted

#7D7E82

Preview Lab

Preview with #4878BE

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

Preview Lab → · Contrast checker → · Palette generator →