#4087D4#4087D4

#4087D4 is a mid, vivid cyan. Relative luminance 0.232; OKLCH L 61.4% C 0.137 H 252.6°. Best body text is #000000 at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#4087D4
RGB	rgb(64, 135, 212)
HSL	hsl(211, 63%, 54%)
HSV	hsv(211, 70%, 83%)
CMYK	cmyk(69.8%, 36.3%, 0%, 16.9%)
CIE-LAB	lab(55.25, 2.93, -46.04)
CIE-LCH	lch(55.25, 46.13, 273.64°)
OKLab	oklab(61.43% -0.0411 -0.1309)
OKLCH	oklch(61.43% 0.137 252.6)
XYZ	xyz(22.6576, 23.1690, 65.5525)
Luminance	0.2317 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4087D4 #D48D40

analogous

#40D1D4 #4087D4 #4340D4

triadic

#4087D4 #D44087 #87D440

tetradic

#4087D4 #D440D1 #D48D40 #40D443

square

#4087D4 #D440D1 #D48D40 #40D443

split-complementary

#4087D4 #D44340 #D1D440

monochromatic

#1C4B7D #2769AF #4087D4 #72A6DF #A4C6EA

Accessibility & contrast

On white

3.73

#4087D4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.63

#4087D4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4087D4

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4087D4	#FFFFFF	#000000	##000000
##4087D4	1.00	3.73	5.63	5.63
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.63	21.00	1.00	1.00
##000000	5.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#648CD7

Deuteranopia (green-blind)

#4F7ED2

Tritanopia (blue-blind)

#0099A3

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #4087d4;
/* rgb */ color: rgb(64, 135, 212);
/* oklch */ color: oklch(61.4% 0.137 252.6);

Tailwind

colors: {
  custom: {
    50: '#85a9e1',
    500: '#4087d4',
    950: '#000000',
  },
}

SCSS

$custom: #4087d4;
$custom-light: #85a9e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4087d4",
  "rgb": {
    "r": 64,
    "g": 135,
    "b": 212
  },
  "hsl": {
    "h": 211.216,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.6143,
    "c": 0.13722,
    "h": 252.6
  },
  "luminance": 0.23171
}

Semantic roles & 50–950 ramp

primary

#4087D4

secondary

#D7B998

accent

#9742E6

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4087D4

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

Preview Lab → · Contrast checker → · Palette generator →