#3BB3D4#3BB3D4

#3BB3D4 is a light, moderate cyan. Relative luminance 0.379; OKLCH L 71.5% C 0.113 H 220.2°. Best body text is #000000 at 8.58:1 contrast (WCAG AA passes).

Color values

HEX#3BB3D4
RGBrgb(59, 179, 212)
HSLhsl(193, 64%, 53%)
HSVhsv(193, 72%, 83%)
CMYKcmyk(72.2%, 15.6%, 0%, 16.9%)
CIE-LABlab(67.96, -22.22, -26.21)
CIE-LCHlch(67.96, 34.36, 229.71°)
OKLaboklab(71.48% -0.0866 -0.0732)
OKLCHoklch(71.48% 0.113 220.2)
XYZxyz(29.8025, 37.9200, 68.0232)
Luminance0.3792 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3BB3D4 #D45C3B
analogous
#3BD4A8 #3BB3D4 #3B66D4
triadic
#3BB3D4 #D43BB3 #B3D43B
tetradic
#3BB3D4 #A83BD4 #D45C3B #66D43B
square
#3BB3D4 #A83BD4 #D45C3B #66D43B
split-complementary
#3BB3D4 #D43B66 #D4A83B
monochromatic
#1B657A #268FAC #3BB3D4 #6DC6DF #9FDAEA

Accessibility & contrast

On white

2.45
#3BB3D4 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.58
#3BB3D4 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB3D4
8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3BB3D4#FFFFFF#000000##000000
##3BB3D41.002.458.588.58
#FFFFFF2.451.0021.0021.00
#0000008.5821.001.001.00
##0000008.5821.001.001.00

Color blindness preview

Protanopia (red-blind)
#9FAED6
Deuteranopia (green-blind)
#8A9FD4
Tritanopia (blue-blind)
#00BEBE
Achromatopsia (no color)
#A6A6A6

Design tokens & code

CSS
--color: #3bb3d4;
/* rgb */ color: rgb(59, 179, 212);
/* oklch */ color: oklch(71.5% 0.113 220.2);
Tailwind
colors: {
  custom: {
    50: '#85cae1',
    500: '#3bb3d4',
    950: '#000000',
  },
}
SCSS
$custom: #3bb3d4;
$custom-light: #85cae1;
$custom-dark: #000000;
JSON
{
  "hex": "#3bb3d4",
  "rgb": {
    "r": 59,
    "g": 179,
    "b": 212
  },
  "hsl": {
    "h": 192.941,
    "s": 64.017,
    "l": 53.137
  },
  "oklch": {
    "l": 0.71481,
    "c": 0.1134,
    "h": 220.2
  },
  "luminance": 0.37923
}

Semantic roles & 50–950 ramp

primary
#3BB3D4
secondary
#D6A394
accent
#6541E7
background
#F8FCFD
surface
#F0F8FB
border
#CBD1D4
text
#0D1315
muted
#7D8283

Preview Lab

Preview with #3BB3D4

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

Preview Lab → · Contrast checker → · Palette generator →

#3BB3D4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva