#4087E2#4087E2

#4087E2 is a light, vivid cyan. Relative luminance 0.239; OKLCH L 62.3% C 0.155 H 255.9°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#4087E2
RGB	rgb(64, 135, 226)
HSL	hsl(214, 74%, 57%)
HSV	hsv(214, 72%, 89%)
CMYK	cmyk(71.7%, 40.3%, 0%, 11.4%)
CIE-LAB	lab(55.99, 7.89, -52.71)
CIE-LCH	lch(55.99, 53.29, 278.52°)
OKLab	oklab(62.26% -0.0378 -0.1504)
OKLCH	oklch(62.26% 0.155 255.9)
XYZ	xyz(24.5007, 23.9062, 75.2599)
Luminance	0.2391 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4087E2 #E29B40

analogous

#40D8E2 #4087E2 #4A40E2

triadic

#4087E2 #E24087 #87E240

tetradic

#4087E2 #E240D8 #E29B40 #40E24A

square

#4087E2 #E240D8 #E29B40 #40E24A

split-complementary

#4087E2 #E24A40 #D8E240

monochromatic

#164C92 #1E68C7 #4087E2 #75A8EA #AACAF2

Accessibility & contrast

On white

3.63

#4087E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#4087E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4087E2

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4087E2	#FFFFFF	#000000	##000000
##4087E2	1.00	3.63	5.78	5.78
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.78	21.00	1.00	1.00
##000000	5.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C8EE6

Deuteranopia (green-blind)

#427FE0

Tritanopia (blue-blind)

#009CA9

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #4087e2;
/* rgb */ color: rgb(64, 135, 226);
/* oklch */ color: oklch(62.3% 0.155 255.9);

Tailwind

colors: {
  custom: {
    50: '#88a9eb',
    500: '#4087e2',
    950: '#000000',
  },
}

SCSS

$custom: #4087e2;
$custom-light: #88a9eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4087e2",
  "rgb": {
    "r": 64,
    "g": 135,
    "b": 226
  },
  "hsl": {
    "h": 213.704,
    "s": 73.636,
    "l": 56.863
  },
  "oklch": {
    "l": 0.62256,
    "c": 0.15514,
    "h": 255.9
  },
  "luminance": 0.23909
}

Semantic roles & 50–950 ramp

primary

#4087E2

secondary

#E0C39E

accent

#9F38F0

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4087E2

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

Preview Lab → · Contrast checker → · Palette generator →