#4C87DF#4C87DF

#4C87DF is a light, vivid blue. Relative luminance 0.242; OKLCH L 62.5% C 0.147 H 258.3°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#4C87DF
RGB	rgb(76, 135, 223)
HSL	hsl(216, 70%, 59%)
HSV	hsv(216, 66%, 87%)
CMYK	cmyk(65.9%, 39.5%, 0%, 12.5%)
CIE-LAB	lab(56.28, 8.64, -50.55)
CIE-LCH	lch(56.28, 51.28, 279.70°)
OKLab	oklab(62.55% -0.0299 -0.144)
OKLCH	oklch(62.55% 0.147 258.3)
XYZ	xyz(24.9590, 24.1897, 73.1515)
Luminance	0.2419 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C87DF #DFA44C

analogous

#4CD1DF #4C87DF #5A4CDF

triadic

#4C87DF #DF4C87 #87DF4C

tetradic

#4C87DF #DF4CD1 #DFA44C #4CDF5A

square

#4C87DF #DF4CD1 #DFA44C #4CDF5A

split-complementary

#4C87DF #DF5A4C #D1DF4C

monochromatic

#1B4C96 #2467CA #4C87DF #80AAE8 #B4CDF2

Accessibility & contrast

On white

3.60

#4C87DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.84

#4C87DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C87DF

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C87DF	#FFFFFF	#000000	##000000
##4C87DF	1.00	3.60	5.84	5.84
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.84	21.00	1.00	1.00
##000000	5.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F8EE3

Deuteranopia (green-blind)

#4981DD

Tritanopia (blue-blind)

#009BA8

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4c87df;
/* rgb */ color: rgb(76, 135, 223);
/* oklch */ color: oklch(62.5% 0.147 258.3);

Tailwind

colors: {
  custom: {
    50: '#8ca9e9',
    500: '#4c87df',
    950: '#000000',
  },
}

SCSS

$custom: #4c87df;
$custom-light: #8ca9e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4c87df",
  "rgb": {
    "r": 76,
    "g": 135,
    "b": 223
  },
  "hsl": {
    "h": 215.918,
    "s": 69.668,
    "l": 58.627
  },
  "oklch": {
    "l": 0.62548,
    "c": 0.14704,
    "h": 258.3
  },
  "luminance": 0.24192
}

Semantic roles & 50–950 ramp

primary

#4C87DF

secondary

#E0C9A6

accent

#A53BEC

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4C87DF

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

Preview Lab → · Contrast checker → · Palette generator →