#4087D8#4087D8

#4087D8 is a mid, vivid cyan. Relative luminance 0.234; OKLCH L 61.7% C 0.142 H 253.6°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#4087D8
RGB	rgb(64, 135, 216)
HSL	hsl(212, 66%, 55%)
HSV	hsv(212, 70%, 85%)
CMYK	cmyk(70.4%, 37.5%, 0%, 15.3%)
CIE-LAB	lab(55.45, 4.34, -47.96)
CIE-LCH	lch(55.45, 48.16, 275.17°)
OKLab	oklab(61.66% -0.0401 -0.1365)
OKLCH	oklch(61.66% 0.142 253.6)
XYZ	xyz(23.1684, 23.3733, 68.2429)
Luminance	0.2338 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4087D8 #D89140

analogous

#40D3D8 #4087D8 #4540D8

triadic

#4087D8 #D84087 #87D840

tetradic

#4087D8 #D840D3 #D89140 #40D845

square

#4087D8 #D840D3 #D89140 #40D845

split-complementary

#4087D8 #D84540 #D3D840

monochromatic

#1B4B83 #2569B6 #4087D8 #73A7E2 #A6C7ED

Accessibility & contrast

On white

3.70

#4087D8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#4087D8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4087D8

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4087D8	#FFFFFF	#000000	##000000
##4087D8	1.00	3.70	5.68	5.68
#FFFFFF	3.70	1.00	21.00	21.00
#000000	5.68	21.00	1.00	1.00
##000000	5.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#628DDB

Deuteranopia (green-blind)

#4B7ED6

Tritanopia (blue-blind)

#009AA5

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #4087d8;
/* rgb */ color: rgb(64, 135, 216);
/* oklch */ color: oklch(61.7% 0.142 253.6);

Tailwind

colors: {
  custom: {
    50: '#86a9e4',
    500: '#4087d8',
    950: '#000000',
  },
}

SCSS

$custom: #4087d8;
$custom-light: #86a9e4;
$custom-dark: #000000;

JSON

{
  "hex": "#4087d8",
  "rgb": {
    "r": 64,
    "g": 135,
    "b": 216
  },
  "hsl": {
    "h": 211.974,
    "s": 66.087,
    "l": 54.902
  },
  "oklch": {
    "l": 0.61661,
    "c": 0.14231,
    "h": 253.6
  },
  "luminance": 0.23376
}

Semantic roles & 50–950 ramp

primary

#4087D8

secondary

#DABC9A

accent

#9A3FE9

background

#F8FAFE

surface

#F0F4FC

border

#CBCED5

text

#0D0F15

muted

#7D7F84

Preview Lab

Preview with #4087D8

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

Preview Lab → · Contrast checker → · Palette generator →