#4087C7#4087C7

#4087C7 is a mid, vivid cyan. Relative luminance 0.225; OKLCH L 60.7% C 0.121 H 248.4°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#4087C7
RGB	rgb(64, 135, 199)
HSL	hsl(208, 55%, 52%)
HSV	hsv(208, 68%, 78%)
CMYK	cmyk(67.8%, 32.2%, 0%, 22%)
CIE-LAB	lab(54.59, -1.62, -39.72)
CIE-LCH	lch(54.59, 39.75, 267.67°)
OKLab	oklab(60.71% -0.0446 -0.1125)
OKLCH	oklch(60.71% 0.121 248.4)
XYZ	xyz(21.0833, 22.5392, 57.2611)
Luminance	0.2254 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4087C7 #C78040

analogous

#40C7C3 #4087C7 #4044C7

triadic

#4087C7 #C74087 #87C740

tetradic

#4087C7 #C340C7 #C78040 #44C740

square

#4087C7 #C340C7 #C78040 #44C740

split-complementary

#4087C7 #C74044 #C7C340

monochromatic

#20486D #2E689C #4087C7 #6FA5D5 #9FC2E3

Accessibility & contrast

On white

3.81

#4087C7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#4087C7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4087C7

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4087C7	#FFFFFF	#000000	##000000
##4087C7	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B8ACA

Deuteranopia (green-blind)

#587DC6

Tritanopia (blue-blind)

#00969E

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4087c7;
/* rgb */ color: rgb(64, 135, 199);
/* oklch */ color: oklch(60.7% 0.121 248.4);

Tailwind

colors: {
  custom: {
    50: '#83a9d8',
    500: '#4087c7',
    950: '#000000',
  },
}

SCSS

$custom: #4087c7;
$custom-light: #83a9d8;
$custom-dark: #000000;

JSON

{
  "hex": "#4087c7",
  "rgb": {
    "r": 64,
    "g": 135,
    "b": 199
  },
  "hsl": {
    "h": 208.444,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.60706,
    "c": 0.12099,
    "h": 248.4
  },
  "luminance": 0.22541
}

Semantic roles & 50–950 ramp

primary

#4087C7

secondary

#CFB094

accent

#904ADE

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C0F14

muted

#7D7F83

Preview Lab

Preview with #4087C7

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

Preview Lab → · Contrast checker → · Palette generator →