#4C87E4#4C87E4

#4C87E4 is a light, vivid blue. Relative luminance 0.245; OKLCH L 62.8% C 0.154 H 259.2°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#4C87E4
RGB	rgb(76, 135, 228)
HSL	hsl(217, 74%, 60%)
HSV	hsv(217, 67%, 89%)
CMYK	cmyk(66.7%, 40.8%, 0%, 10.6%)
CIE-LAB	lab(56.55, 10.37, -52.91)
CIE-LCH	lch(56.55, 53.92, 281.09°)
OKLab	oklab(62.85% -0.0289 -0.1509)
OKLCH	oklch(62.85% 0.154 259.2)
XYZ	xyz(25.6430, 24.4633, 76.7542)
Luminance	0.2447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C87E4 #E4A94C

analogous

#4CD3E4 #4C87E4 #5D4CE4

triadic

#4C87E4 #E44C87 #87E44C

tetradic

#4C87E4 #E44CD3 #E4A94C #4CE45D

square

#4C87E4 #E44CD3 #E4A94C #4CE45D

split-complementary

#4C87E4 #E45D4C #D3E44C

monochromatic

#184C9E #2065D3 #4C87E4 #81ABEC #B6CEF4

Accessibility & contrast

On white

3.56

#4C87E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#4C87E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C87E4

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C87E4	#FFFFFF	#000000	##000000
##4C87E4	1.00	3.56	5.89	5.89
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C8FE8

Deuteranopia (green-blind)

#4481E2

Tritanopia (blue-blind)

#009CAA

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #4c87e4;
/* rgb */ color: rgb(76, 135, 228);
/* oklch */ color: oklch(62.8% 0.154 259.2);

Tailwind

colors: {
  custom: {
    50: '#8da9ed',
    500: '#4c87e4',
    950: '#000000',
  },
}

SCSS

$custom: #4c87e4;
$custom-light: #8da9ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4c87e4",
  "rgb": {
    "r": 76,
    "g": 135,
    "b": 228
  },
  "hsl": {
    "h": 216.711,
    "s": 73.786,
    "l": 59.608
  },
  "oklch": {
    "l": 0.62846,
    "c": 0.15363,
    "h": 259.2
  },
  "luminance": 0.24466
}

Semantic roles & 50–950 ramp

primary

#4C87E4

secondary

#E3CCA8

accent

#A937F0

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4C87E4

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

Preview Lab → · Contrast checker → · Palette generator →