#3BB1D3#3BB1D3

#3BB1D3 is a light, moderate cyan. Relative luminance 0.371; OKLCH L 71.0% C 0.113 H 221.2°. Best body text is #000000 at 8.42:1 contrast (WCAG AA passes).

Color values

HEX#3BB1D3
RGBrgb(59, 177, 211)
HSLhsl(193, 63%, 53%)
HSVhsv(193, 72%, 83%)
CMYKcmyk(72%, 16.1%, 0%, 17.3%)
CIE-LABlab(67.33, -21.51, -26.63)
CIE-LCHlch(67.33, 34.23, 231.07°)
OKLaboklab(70.96% -0.085 -0.0744)
OKLCHoklch(70.96% 0.113 221.2)
XYZxyz(29.2788, 37.0738, 67.2283)
Luminance0.3708 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3BB1D3 #D35D3B
analogous
#3BD3A9 #3BB1D3 #3B65D3
triadic
#3BB1D3 #D33BB1 #B1D33B
tetradic
#3BB1D3 #A93BD3 #D35D3B #65D33B
square
#3BB1D3 #A93BD3 #D35D3B #65D33B
split-complementary
#3BB1D3 #D33B65 #D3A93B
monochromatic
#1B6479 #268DAB #3BB1D3 #6DC5DE #9FD9E9

Accessibility & contrast

On white

2.50
#3BB1D3 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.42
#3BB1D3 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB1D3
8.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3BB1D3#FFFFFF#000000##000000
##3BB1D31.002.508.428.42
#FFFFFF2.501.0021.0021.00
#0000008.4221.001.001.00
##0000008.4221.001.001.00

Color blindness preview

Protanopia (red-blind)
#9DADD5
Deuteranopia (green-blind)
#889DD3
Tritanopia (blue-blind)
#00BCBC
Achromatopsia (no color)
#A4A4A4

Design tokens & code

CSS
--color: #3bb1d3;
/* rgb */ color: rgb(59, 177, 211);
/* oklch */ color: oklch(71.0% 0.113 221.2);
Tailwind
colors: {
  custom: {
    50: '#85c8e0',
    500: '#3bb1d3',
    950: '#000000',
  },
}
SCSS
$custom: #3bb1d3;
$custom-light: #85c8e0;
$custom-dark: #000000;
JSON
{
  "hex": "#3bb1d3",
  "rgb": {
    "r": 59,
    "g": 177,
    "b": 211
  },
  "hsl": {
    "h": 193.421,
    "s": 63.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.70964,
    "c": 0.11299,
    "h": 221.2
  },
  "luminance": 0.37077
}

Semantic roles & 50–950 ramp

primary
#3BB1D3
secondary
#D6A394
accent
#6641E6
background
#F8FCFD
surface
#F0F8FB
border
#CBD1D4
text
#0D1315
muted
#7D8283

Preview Lab

Preview with #3BB1D3

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

Preview Lab → · Contrast checker → · Palette generator →

#3BB1D3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva