#4C87DB#4C87DB

#4C87DB is a light, vivid blue. Relative luminance 0.240; OKLCH L 62.3% C 0.142 H 257.4°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#4C87DB
RGB	rgb(76, 135, 219)
HSL	hsl(215, 67%, 58%)
HSV	hsv(215, 65%, 86%)
CMYK	cmyk(65.3%, 38.4%, 0%, 14.1%)
CIE-LAB	lab(56.06, 7.27, -48.65)
CIE-LCH	lch(56.06, 49.19, 278.50°)
OKLab	oklab(62.31% -0.0308 -0.1384)
OKLCH	oklch(62.31% 0.142 257.4)
XYZ	xyz(24.4260, 23.9765, 70.3448)
Luminance	0.2398 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C87DB #DBA04C

analogous

#4CCEDB #4C87DB #584CDB

triadic

#4C87DB #DB4C87 #87DB4C

tetradic

#4C87DB #DB4CCE #DBA04C #4CDB58

square

#4C87DB #DB4CCE #DBA04C #4CDB58

split-complementary

#4C87DB #DB584C #CEDB4C

monochromatic

#1D4C90 #2767C3 #4C87DB #7FA9E5 #B2CBEF

Accessibility & contrast

On white

3.62

#4C87DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.80

#4C87DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C87DB

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C87DB	#FFFFFF	#000000	##000000
##4C87DB	1.00	3.62	5.80	5.80
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.80	21.00	1.00	1.00
##000000	5.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#628EDE

Deuteranopia (green-blind)

#4D80D9

Tritanopia (blue-blind)

#009AA6

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #4c87db;
/* rgb */ color: rgb(76, 135, 219);
/* oklch */ color: oklch(62.3% 0.142 257.4);

Tailwind

colors: {
  custom: {
    50: '#8ca9e6',
    500: '#4c87db',
    950: '#000000',
  },
}

SCSS

$custom: #4c87db;
$custom-light: #8ca9e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4c87db",
  "rgb": {
    "r": 76,
    "g": 135,
    "b": 219
  },
  "hsl": {
    "h": 215.245,
    "s": 66.512,
    "l": 57.843
  },
  "oklch": {
    "l": 0.62313,
    "c": 0.14177,
    "h": 257.4
  },
  "luminance": 0.23979
}

Semantic roles & 50–950 ramp

primary

#4C87DB

secondary

#DEC6A5

accent

#A33EE9

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4C87DB

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

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