#4B87E1#4B87E1

#4B87E1 is a light, vivid blue. Relative luminance 0.243; OKLCH L 62.6% C 0.150 H 258.4°. Best body text is #000000 at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#4B87E1
RGB	rgb(75, 135, 225)
HSL	hsl(216, 71%, 59%)
HSV	hsv(216, 67%, 88%)
CMYK	cmyk(66.7%, 40%, 0%, 11.8%)
CIE-LAB	lab(56.34, 9.17, -51.56)
CIE-LCH	lch(56.34, 52.37, 280.09°)
OKLab	oklab(62.62% -0.0303 -0.1469)
OKLCH	oklch(62.62% 0.15 258.4)
XYZ	xyz(25.1513, 24.2575, 74.5762)
Luminance	0.2426 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B87E1 #E1A54B

analogous

#4BD2E1 #4B87E1 #5A4BE1

triadic

#4B87E1 #E14B87 #87E14B

tetradic

#4B87E1 #E14BD2 #E1A54B #4BE15A

square

#4B87E1 #E14BD2 #E1A54B #4BE15A

split-complementary

#4B87E1 #E15A4B #D2E14B

monochromatic

#194C98 #2266CD #4B87E1 #7FAAEA #B4CDF2

Accessibility & contrast

On white

3.59

#4B87E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.85

#4B87E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B87E1

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B87E1	#FFFFFF	#000000	##000000
##4B87E1	1.00	3.59	5.85	5.85
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.85	21.00	1.00	1.00
##000000	5.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E8FE5

Deuteranopia (green-blind)

#4781DF

Tritanopia (blue-blind)

#009CA9

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4b87e1;
/* rgb */ color: rgb(75, 135, 225);
/* oklch */ color: oklch(62.6% 0.150 258.4);

Tailwind

colors: {
  custom: {
    50: '#8ca9eb',
    500: '#4b87e1',
    950: '#000000',
  },
}

SCSS

$custom: #4b87e1;
$custom-light: #8ca9eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4b87e1",
  "rgb": {
    "r": 75,
    "g": 135,
    "b": 225
  },
  "hsl": {
    "h": 216,
    "s": 71.429,
    "l": 58.824
  },
  "oklch": {
    "l": 0.62624,
    "c": 0.15003,
    "h": 258.4
  },
  "luminance": 0.2426
}

Semantic roles & 50–950 ramp

primary

#4B87E1

secondary

#E1CAA6

accent

#A63AEE

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4B87E1

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

Preview Lab → · Contrast checker → · Palette generator →