#4A87E3#4A87E3

#4A87E3 is a light, vivid blue. Relative luminance 0.243; OKLCH L 62.7% C 0.153 H 258.5°. Best body text is #000000 at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#4A87E3
RGB	rgb(74, 135, 227)
HSL	hsl(216, 73%, 59%)
HSV	hsv(216, 67%, 89%)
CMYK	cmyk(67.4%, 40.5%, 0%, 11%)
CIE-LAB	lab(56.41, 9.71, -52.57)
CIE-LCH	lch(56.41, 53.46, 280.46°)
OKLab	oklab(62.7% -0.0306 -0.1499)
OKLCH	oklch(62.7% 0.153 258.5)
XYZ	xyz(25.3481, 24.3273, 76.0179)
Luminance	0.2433 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A87E3 #E3A64A

analogous

#4AD4E3 #4A87E3 #5A4AE3

triadic

#4A87E3 #E34A87 #87E34A

tetradic

#4A87E3 #E34AD4 #E3A64A #4AE35A

square

#4A87E3 #E34AD4 #E3A64A #4AE35A

split-complementary

#4A87E3 #E35A4A #D4E34A

monochromatic

#184C9B #2066D0 #4A87E3 #7FAAEB #B4CDF3

Accessibility & contrast

On white

3.58

#4A87E3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.87

#4A87E3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A87E3

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A87E3	#FFFFFF	#000000	##000000
##4A87E3	1.00	3.58	5.87	5.87
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.87	21.00	1.00	1.00
##000000	5.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C8FE7

Deuteranopia (green-blind)

#4481E1

Tritanopia (blue-blind)

#009CAA

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4a87e3;
/* rgb */ color: rgb(74, 135, 227);
/* oklch */ color: oklch(62.7% 0.153 258.5);

Tailwind

colors: {
  custom: {
    50: '#8ca9ec',
    500: '#4a87e3',
    950: '#000000',
  },
}

SCSS

$custom: #4a87e3;
$custom-light: #8ca9ec;
$custom-dark: #000000;

JSON

{
  "hex": "#4a87e3",
  "rgb": {
    "r": 74,
    "g": 135,
    "b": 227
  },
  "hsl": {
    "h": 216.078,
    "s": 73.206,
    "l": 59.02
  },
  "oklch": {
    "l": 0.62702,
    "c": 0.15301,
    "h": 258.5
  },
  "luminance": 0.2433
}

Semantic roles & 50–950 ramp

primary

#4A87E3

secondary

#E2CAA6

accent

#A738F0

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4A87E3

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

Preview Lab → · Contrast checker → · Palette generator →