#3FBEFF#3FBEFF

#3FBEFF is a light, vivid cyan. Relative luminance 0.451; OKLCH L 76.1% C 0.143 H 235.9°. Best body text is #000000 at 10.02:1 contrast (WCAG AA passes).

Color values

HEX	#3FBEFF
RGB	rgb(63, 190, 255)
HSL	hsl(200, 100%, 62%)
HSV	hsv(200, 75%, 100%)
CMYK	cmyk(75.3%, 25.5%, 0%, 0%)
CIE-LAB	lab(72.96, -13.46, -41.85)
CIE-LCH	lch(72.96, 43.96, 252.16°)
OKLab	oklab(76.07% -0.08 -0.1181)
OKLCH	oklch(76.07% 0.143 235.9)
XYZ	xyz(38.5062, 45.0991, 101.2639)
Luminance	0.4510 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3FBEFF #FF803F

analogous

#3FFFE0 #3FBEFF #3F5EFF

triadic

#3FBEFF #FF3FBE #BEFF3F

tetradic

#3FBEFF #E03FFF #FF803F #5EFF3F

square

#3FBEFF #E03FFF #FF803F #5EFF3F

split-complementary

#3FBEFF #FF3F5E #FFE03F

monochromatic

#0081C4 #02A9FF #3FBEFF #7CD3FF #B9E7FF

Accessibility & contrast

On white

2.10

#3FBEFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.02

#3FBEFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FBEFF

10.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3FBEFF	#FFFFFF	#000000	##000000
##3FBEFF	1.00	2.10	10.02	10.02
#FFFFFF	2.10	1.00	21.00	21.00
#000000	10.02	21.00	1.00	1.00
##000000	10.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9FBDFF

Deuteranopia (green-blind)

#85ABFE

Tritanopia (blue-blind)

#00CFD4

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #3fbeff;
/* rgb */ color: rgb(63, 190, 255);
/* oklch */ color: oklch(76.1% 0.143 235.9);

Tailwind

colors: {
  custom: {
    50: '#8ed1ff',
    500: '#3fbeff',
    950: '#000000',
  },
}

SCSS

$custom: #3fbeff;
$custom-light: #8ed1ff;
$custom-dark: #000000;

JSON

{
  "hex": "#3fbeff",
  "rgb": {
    "r": 63,
    "g": 190,
    "b": 255
  },
  "hsl": {
    "h": 200.313,
    "s": 100,
    "l": 62.353
  },
  "oklch": {
    "l": 0.76065,
    "c": 0.14263,
    "h": 235.9
  },
  "luminance": 0.45104
}

Semantic roles & 50–950 ramp

primary

#3FBEFF

secondary

#F0C2AA

accent

#4E00E6

background

#F9FCFF

surface

#F2F9FF

border

#CCD2D7

text

#0E1418

muted

#7E8286

Preview Lab

Preview with #3FBEFF

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

Preview Lab → · Contrast checker → · Palette generator →