#4A87E4#4A87E4

#4A87E4 is a light, vivid blue. Relative luminance 0.244; OKLCH L 62.8% C 0.154 H 258.6°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#4A87E4
RGB	rgb(74, 135, 228)
HSL	hsl(216, 74%, 59%)
HSV	hsv(216, 68%, 89%)
CMYK	cmyk(67.5%, 40.8%, 0%, 10.6%)
CIE-LAB	lab(56.47, 10.06, -53.04)
CIE-LCH	lch(56.47, 53.99, 280.74°)
OKLab	oklab(62.76% -0.0304 -0.1513)
OKLCH	oklch(62.76% 0.154 258.6)
XYZ	xyz(25.4866, 24.3826, 76.7469)
Luminance	0.2439 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A87E4 #E4A74A

analogous

#4AD4E4 #4A87E4 #5A4AE4

triadic

#4A87E4 #E44A87 #87E44A

tetradic

#4A87E4 #E44AD4 #E4A74A #4AE45A

square

#4A87E4 #E44AD4 #E4A74A #4AE45A

split-complementary

#4A87E4 #E45A4A #D4E44A

monochromatic

#174C9C #1F66D2 #4A87E4 #7FAAEC #B5CEF4

Accessibility & contrast

On white

3.57

#4A87E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#4A87E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A87E4

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A87E4	#FFFFFF	#000000	##000000
##4A87E4	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C8FE8

Deuteranopia (green-blind)

#4381E2

Tritanopia (blue-blind)

#009CAA

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4a87e4;
/* rgb */ color: rgb(74, 135, 228);
/* oklch */ color: oklch(62.8% 0.154 258.6);

Tailwind

colors: {
  custom: {
    50: '#8ca9ed',
    500: '#4a87e4',
    950: '#000000',
  },
}

SCSS

$custom: #4a87e4;
$custom-light: #8ca9ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4a87e4",
  "rgb": {
    "r": 74,
    "g": 135,
    "b": 228
  },
  "hsl": {
    "h": 216.234,
    "s": 74.038,
    "l": 59.216
  },
  "oklch": {
    "l": 0.62763,
    "c": 0.15432,
    "h": 258.6
  },
  "luminance": 0.24385
}

Semantic roles & 50–950 ramp

primary

#4A87E4

secondary

#E3CBA7

accent

#A737F1

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4A87E4

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

Preview Lab → · Contrast checker → · Palette generator →