#3FDAFF#3FDAFF

#3FDAFF is a very light, vivid cyan. Relative luminance 0.584; OKLCH L 82.5% C 0.134 H 217.9°. Best body text is #000000 at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#3FDAFF
RGB	rgb(63, 218, 255)
HSL	hsl(192, 100%, 62%)
HSV	hsv(192, 75%, 100%)
CMYK	cmyk(75.3%, 14.5%, 0%, 0%)
CIE-LAB	lab(80.97, -27.80, -29.45)
CIE-LCH	lch(80.97, 40.50, 226.65°)
OKLab	oklab(82.48% -0.1056 -0.0823)
OKLCH	oklch(82.48% 0.134 217.9)
XYZ	xyz(45.1637, 58.4141, 103.4831)
Luminance	0.5842 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FDAFF #FF643F

analogous

#3FFFC4 #3FDAFF #3F7AFF

triadic

#3FDAFF #FF3FDA #DAFF3F

tetradic

#3FDAFF #C43FFF #FF643F #7AFF3F

square

#3FDAFF #C43FFF #FF643F #7AFF3F

split-complementary

#3FDAFF #FF3F7A #FFC43F

monochromatic

#009EC4 #02CEFF #3FDAFF #7CE6FF #B9F2FF

Accessibility & contrast

On white

1.66

#3FDAFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.68

#3FDAFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FDAFF

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FDAFF	#FFFFFF	#000000	##000000
##3FDAFF	1.00	1.66	12.68	12.68
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.68	21.00	1.00	1.00
##000000	12.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2D4FF

Deuteranopia (green-blind)

#A8C1FF

Tritanopia (blue-blind)

#00E7E6

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #3fdaff;
/* rgb */ color: rgb(63, 218, 255);
/* oklch */ color: oklch(82.5% 0.134 217.9);

Tailwind

colors: {
  custom: {
    50: '#8fe5ff',
    500: '#3fdaff',
    950: '#000000',
  },
}

SCSS

$custom: #3fdaff;
$custom-light: #8fe5ff;
$custom-dark: #000000;

JSON

{
  "hex": "#3fdaff",
  "rgb": {
    "r": 63,
    "g": 218,
    "b": 255
  },
  "hsl": {
    "h": 191.563,
    "s": 100,
    "l": 62.353
  },
  "oklch": {
    "l": 0.82476,
    "c": 0.13388,
    "h": 217.9
  },
  "luminance": 0.5842
}

Semantic roles & 50–950 ramp

primary

#3FDAFF

secondary

#C04022

accent

#2C00E6

background

#FCFEFF

surface

#F5FCFF

border

#CFD5D7

text

#0F1618

muted

#808486

Preview Lab

Preview with #3FDAFF

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

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