#3FC7E8#3FC7E8

#3FC7E8 is a light, vivid cyan. Relative luminance 0.477; OKLCH L 77.1% C 0.122 H 217.8°. Best body text is #000000 at 10.55:1 contrast (WCAG AA passes).

Color values

HEX	#3FC7E8
RGB	rgb(63, 199, 232)
HSL	hsl(192, 79%, 58%)
HSV	hsv(192, 73%, 91%)
CMYK	cmyk(72.8%, 14.2%, 0%, 9%)
CIE-LAB	lab(74.65, -25.55, -26.83)
CIE-LCH	lch(74.65, 37.05, 226.41°)
OKLab	oklab(77.12% -0.0965 -0.0749)
OKLCH	oklch(77.12% 0.122 217.8)
XYZ	xyz(37.0327, 47.7254, 83.5885)
Luminance	0.4773 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FC7E8 #E8603F

analogous

#3FE8B4 #3FC7E8 #3F72E8

triadic

#3FC7E8 #E83FC7 #C7E83F

tetradic

#3FC7E8 #B43FE8 #E8603F #72E83F

square

#3FC7E8 #B43FE8 #E8603F #72E83F

split-complementary

#3FC7E8 #E83F72 #E8B43F

monochromatic

#12809A #19ADD1 #3FC7E8 #76D7EF #ACE7F5

Accessibility & contrast

On white

1.99

#3FC7E8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.55

#3FC7E8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FC7E8

10.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FC7E8	#FFFFFF	#000000	##000000
##3FC7E8	1.00	1.99	10.55	10.55
#FFFFFF	1.99	1.00	21.00	21.00
#000000	10.55	21.00	1.00	1.00
##000000	10.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2C1EA

Deuteranopia (green-blind)

#9BB0E8

Tritanopia (blue-blind)

#00D2D1

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #3fc7e8;
/* rgb */ color: rgb(63, 199, 232);
/* oklch */ color: oklch(77.1% 0.122 217.8);

Tailwind

colors: {
  custom: {
    50: '#8bd8ef',
    500: '#3fc7e8',
    950: '#000000',
  },
}

SCSS

$custom: #3fc7e8;
$custom-light: #8bd8ef;
$custom-dark: #000000;

JSON

{
  "hex": "#3fc7e8",
  "rgb": {
    "r": 63,
    "g": 199,
    "b": 232
  },
  "hsl": {
    "h": 191.716,
    "s": 78.605,
    "l": 57.843
  },
  "oklch": {
    "l": 0.77123,
    "c": 0.12217,
    "h": 217.8
  },
  "luminance": 0.4773
}

Semantic roles & 50–950 ramp

primary

#3FC7E8

secondary

#E3ADA0

accent

#5933F5

background

#F9FDFE

surface

#F2FAFD

border

#CCD3D5

text

#0E1416

muted

#7E8384

Preview Lab

Preview with #3FC7E8

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

Preview Lab → · Contrast checker → · Palette generator →