#4878D9#4878D9

#4878D9 is a mid, vivid blue. Relative luminance 0.198; OKLCH L 58.8% C 0.157 H 262.7°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#4878D9
RGB	rgb(72, 120, 217)
HSL	hsl(220, 66%, 57%)
HSV	hsv(220, 67%, 85%)
CMYK	cmyk(66.8%, 44.7%, 0%, 14.9%)
CIE-LAB	lab(51.63, 15.06, -54.60)
CIE-LCH	lch(51.63, 56.64, 285.42°)
OKLab	oklab(58.8% -0.0199 -0.1561)
OKLCH	oklch(58.8% 0.157 262.7)
XYZ	xyz(21.9089, 19.8183, 68.3029)
Luminance	0.1982 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4878D9 #D9A948

analogous

#48C1D9 #4878D9 #6148D9

triadic

#4878D9 #D94878 #78D948

tetradic

#4878D9 #D948C1 #D9A948 #48D961

square

#4878D9 #D948C1 #D9A948 #48D961

split-complementary

#4878D9 #D96148 #C1D948

monochromatic

#1D418A #2759BD #4878D9 #7B9DE4 #ADC3EE

Accessibility & contrast

On white

4.23

#4878D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.96

#4878D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4878D9

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4878D9	#FFFFFF	#000000	##000000
##4878D9	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)

#4882DD

Deuteranopia (green-blind)

#2E75D7

Tritanopia (blue-blind)

#008E9E

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4878d9;
/* rgb */ color: rgb(72, 120, 217);
/* oklch */ color: oklch(58.8% 0.157 262.7);

Tailwind

colors: {
  custom: {
    50: '#8a9ee5',
    500: '#4878d9',
    950: '#000000',
  },
}

SCSS

$custom: #4878d9;
$custom-light: #8a9ee5;
$custom-dark: #000000;

JSON

{
  "hex": "#4878d9",
  "rgb": {
    "r": 72,
    "g": 120,
    "b": 217
  },
  "hsl": {
    "h": 220.138,
    "s": 65.611,
    "l": 56.667
  },
  "oklch": {
    "l": 0.58802,
    "c": 0.15741,
    "h": 262.7
  },
  "luminance": 0.1982
}

Semantic roles & 50–950 ramp

primary

#4878D9

secondary

#DCC8A1

accent

#B13FE9

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4878D9

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

Preview Lab → · Contrast checker → · Palette generator →