#3FB4D5#3FB4D5

#3FB4D5 is a light, moderate cyan. Relative luminance 0.385; OKLCH L 71.9% C 0.112 H 220.5°. Best body text is #000000 at 8.70:1 contrast (WCAG AA passes).

Color values

HEX#3FB4D5
RGBrgb(63, 180, 213)
HSLhsl(193, 64%, 54%)
HSVhsv(193, 70%, 84%)
CMYKcmyk(70.4%, 15.5%, 0%, 16.5%)
CIE-LABlab(68.39, -21.89, -26.10)
CIE-LCHlch(68.39, 34.06, 230.02°)
OKLaboklab(71.86% -0.0853 -0.0729)
OKLCHoklch(71.86% 0.112 220.5)
XYZxyz(30.3764, 38.4999, 68.7682)
Luminance0.3850 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3FB4D5 #D5603F
analogous
#3FD5AB #3FB4D5 #3F69D5
triadic
#3FB4D5 #D53FB4 #B4D53F
tetradic
#3FB4D5 #AB3FD5 #D5603F #69D53F
square
#3FB4D5 #AB3FD5 #D5603F #69D53F
split-complementary
#3FB4D5 #D53F69 #D5AB3F
monochromatic
#1C687E #2792B0 #3FB4D5 #71C8E0 #A3DBEB

Accessibility & contrast

On white

2.41
#3FB4D5 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.70
#3FB4D5 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3FB4D5
8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3FB4D5#FFFFFF#000000##000000
##3FB4D51.002.418.708.70
#FFFFFF2.411.0021.0021.00
#0000008.7021.001.001.00
##0000008.7021.001.001.00

Color blindness preview

Protanopia (red-blind)
#A0AFD7
Deuteranopia (green-blind)
#8BA0D5
Tritanopia (blue-blind)
#00BFBF
Achromatopsia (no color)
#A7A7A7

Design tokens & code

CSS
--color: #3fb4d5;
/* rgb */ color: rgb(63, 180, 213);
/* oklch */ color: oklch(71.9% 0.112 220.5);
Tailwind
colors: {
  custom: {
    50: '#87cae2',
    500: '#3fb4d5',
    950: '#000000',
  },
}
SCSS
$custom: #3fb4d5;
$custom-light: #87cae2;
$custom-dark: #000000;
JSON
{
  "hex": "#3fb4d5",
  "rgb": {
    "r": 63,
    "g": 180,
    "b": 213
  },
  "hsl": {
    "h": 193.2,
    "s": 64.103,
    "l": 54.118
  },
  "oklch": {
    "l": 0.71862,
    "c": 0.11222,
    "h": 220.5
  },
  "luminance": 0.38503
}

Semantic roles & 50–950 ramp

primary
#3FB4D5
secondary
#D8A698
accent
#6541E7
background
#F9FCFD
surface
#F1F8FB
border
#CBD1D4
text
#0D1315
muted
#7E8283

Preview Lab

Preview with #3FB4D5

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

Preview Lab → · Contrast checker → · Palette generator →

#3FB4D5 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva