#3FC3E8#3FC3E8

#3FC3E8 is a light, vivid cyan. Relative luminance 0.459; OKLCH L 76.2% C 0.122 H 220.8°. Best body text is #000000 at 10.18:1 contrast (WCAG AA passes).

Color values

HEX#3FC3E8
RGBrgb(63, 195, 232)
HSLhsl(193, 79%, 58%)
HSVhsv(193, 73%, 91%)
CMYKcmyk(72.8%, 15.9%, 0%, 9%)
CIE-LABlab(73.49, -23.54, -28.62)
CIE-LCHlch(73.49, 37.06, 230.57°)
OKLaboklab(76.19% -0.0927 -0.08)
OKLCHoklch(76.19% 0.122 220.8)
XYZxyz(36.1244, 45.9089, 83.2857)
Luminance0.4591 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3FC3E8 #E8643F
analogous
#3FE8B8 #3FC3E8 #3F6EE8
triadic
#3FC3E8 #E83FC3 #C3E83F
tetradic
#3FC3E8 #B83FE8 #E8643F #6EE83F
square
#3FC3E8 #B83FE8 #E8643F #6EE83F
split-complementary
#3FC3E8 #E83F6E #E8B83F
monochromatic
#127C9A #19A9D1 #3FC3E8 #76D4EF #ACE5F5

Accessibility & contrast

On white

2.06
#3FC3E8 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.18
#3FC3E8 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FC3E8
10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3FC3E8#FFFFFF#000000##000000
##3FC3E81.002.0610.1810.18
#FFFFFF2.061.0021.0021.00
#00000010.1821.001.001.00
##00000010.1821.001.001.00

Color blindness preview

Protanopia (red-blind)
#ADBEEA
Deuteranopia (green-blind)
#96ADE8
Tritanopia (blue-blind)
#00CFCF
Achromatopsia (no color)
#B4B4B4

Design tokens & code

CSS
--color: #3fc3e8;
/* rgb */ color: rgb(63, 195, 232);
/* oklch */ color: oklch(76.2% 0.122 220.8);
Tailwind
colors: {
  custom: {
    50: '#8bd5ef',
    500: '#3fc3e8',
    950: '#000000',
  },
}
SCSS
$custom: #3fc3e8;
$custom-light: #8bd5ef;
$custom-dark: #000000;
JSON
{
  "hex": "#3fc3e8",
  "rgb": {
    "r": 63,
    "g": 195,
    "b": 232
  },
  "hsl": {
    "h": 193.136,
    "s": 78.605,
    "l": 57.843
  },
  "oklch": {
    "l": 0.76187,
    "c": 0.12245,
    "h": 220.8
  },
  "luminance": 0.45913
}

Semantic roles & 50–950 ramp

primary
#3FC3E8
secondary
#E3AEA0
accent
#5D33F5
background
#F9FDFE
surface
#F2FAFD
border
#CCD3D5
text
#0E1416
muted
#7E8384

Preview Lab

Preview with #3FC3E8

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

Preview Lab → · Contrast checker → · Palette generator →

#3FC3E8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva