#4087E8#4087E8

#4087E8 is a light, vivid cyan. Relative luminance 0.242; OKLCH L 62.6% C 0.163 H 257.0°. Best body text is #000000 at 5.85:1 contrast (WCAG AA passes).

Color values

HEX	#4087E8
RGB	rgb(64, 135, 232)
HSL	hsl(215, 79%, 58%)
HSV	hsv(215, 72%, 91%)
CMYK	cmyk(72.4%, 41.8%, 0%, 9%)
CIE-LAB	lab(56.33, 10.04, -55.52)
CIE-LCH	lch(56.33, 56.42, 280.25°)
OKLab	oklab(62.63% -0.0366 -0.1587)
OKLCH	oklch(62.63% 0.163 257)
XYZ	xyz(25.3385, 24.2413, 79.6719)
Luminance	0.2424 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4087E8 #E8A140

analogous

#40DBE8 #4087E8 #4D40E8

triadic

#4087E8 #E84087 #87E840

tetradic

#4087E8 #E840DB #E8A140 #40E84D

square

#4087E8 #E840DB #E8A140 #40E84D

split-complementary

#4087E8 #E84D40 #DBE840

monochromatic

#134C9B #1967D2 #4087E8 #77A9EF #ADCCF5

Accessibility & contrast

On white

3.59

#4087E8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.85

#4087E8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4087E8

5.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4087E8	#FFFFFF	#000000	##000000
##4087E8	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)

#588FEC

Deuteranopia (green-blind)

#3B80E6

Tritanopia (blue-blind)

#009EAC

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4087e8;
/* rgb */ color: rgb(64, 135, 232);
/* oklch */ color: oklch(62.6% 0.163 257.0);

Tailwind

colors: {
  custom: {
    50: '#89a9f0',
    500: '#4087e8',
    950: '#000000',
  },
}

SCSS

$custom: #4087e8;
$custom-light: #89a9f0;
$custom-dark: #000000;

JSON

{
  "hex": "#4087e8",
  "rgb": {
    "r": 64,
    "g": 135,
    "b": 232
  },
  "hsl": {
    "h": 214.643,
    "s": 78.505,
    "l": 58.039
  },
  "oklch": {
    "l": 0.62625,
    "c": 0.16289,
    "h": 257
  },
  "luminance": 0.24244
}

Semantic roles & 50–950 ramp

primary

#4087E8

secondary

#E3C7A0

accent

#A333F5

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4087E8

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

Preview Lab → · Contrast checker → · Palette generator →