#4087C8#4087C8

#4087C8 is a mid, vivid cyan. Relative luminance 0.226; OKLCH L 60.8% C 0.122 H 248.7°. Best body text is #000000 at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#4087C8
RGB	rgb(64, 135, 200)
HSL	hsl(209, 55%, 52%)
HSV	hsv(209, 68%, 78%)
CMYK	cmyk(68%, 32.5%, 0%, 21.6%)
CIE-LAB	lab(54.64, -1.27, -40.21)
CIE-LCH	lch(54.64, 40.23, 268.19°)
OKLab	oklab(60.76% -0.0443 -0.1139)
OKLCH	oklch(60.76% 0.122 248.7)
XYZ	xyz(21.1998, 22.5858, 57.8746)
Luminance	0.2259 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4087C8 #C88140

analogous

#40C8C5 #4087C8 #4043C8

triadic

#4087C8 #C84087 #87C840

tetradic

#4087C8 #C540C8 #C88140 #43C840

square

#4087C8 #C540C8 #C88140 #43C840

split-complementary

#4087C8 #C84043 #C8C540

monochromatic

#20496E #2D689D #4087C8 #70A5D6 #9FC3E3

Accessibility & contrast

On white

3.81

#4087C8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.52

#4087C8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4087C8

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4087C8	#FFFFFF	#000000	##000000
##4087C8	1.00	3.81	5.52	5.52
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.52	21.00	1.00	1.00
##000000	5.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A8ACB

Deuteranopia (green-blind)

#577DC7

Tritanopia (blue-blind)

#00969E

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4087c8;
/* rgb */ color: rgb(64, 135, 200);
/* oklch */ color: oklch(60.8% 0.122 248.7);

Tailwind

colors: {
  custom: {
    50: '#83a9d9',
    500: '#4087c8',
    950: '#000000',
  },
}

SCSS

$custom: #4087c8;
$custom-light: #83a9d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4087c8",
  "rgb": {
    "r": 64,
    "g": 135,
    "b": 200
  },
  "hsl": {
    "h": 208.676,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.6076,
    "c": 0.12222,
    "h": 248.7
  },
  "luminance": 0.22588
}

Semantic roles & 50–950 ramp

primary

#4087C8

secondary

#D0B194

accent

#9149DF

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C0F14

muted

#7D7F83

Preview Lab

Preview with #4087C8

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

Preview Lab → · Contrast checker → · Palette generator →