#3BB9B2#3BB9B2

#3BB9B2 is a light, moderate teal. Relative luminance 0.388; OKLCH L 71.7% C 0.108 H 189.6°. Best body text is #000000 at 8.77:1 contrast (WCAG AA passes).

Color values

HEX#3BB9B2
RGBrgb(59, 185, 178)
HSLhsl(177, 52%, 48%)
HSVhsv(177, 68%, 73%)
CMYKcmyk(68.1%, 0%, 3.8%, 27.5%)
CIE-LABlab(68.63, -35.37, -6.48)
CIE-LCHlch(68.63, 35.96, 190.38°)
OKLaboklab(71.65% -0.1068 -0.0181)
OKLCHoklch(71.65% 0.108 189.6)
XYZxyz(27.1848, 38.8390, 48.1748)
Luminance0.3884 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3BB9B2 #B93B42
analogous
#3BB973 #3BB9B2 #3B81B9
triadic
#3BB9B2 #B23BB9 #B9B23B
tetradic
#3BB9B2 #733BB9 #B93B42 #81B93B
square
#3BB9B2 #733BB9 #B93B42 #81B93B
split-complementary
#3BB9B2 #B93B81 #B9733B
monochromatic
#1D5C59 #2C8B85 #3BB9B2 #64CDC8 #92DCD8

Accessibility & contrast

On white

2.39
#3BB9B2 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

8.77
#3BB9B2 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB9B2
8.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3BB9B2#FFFFFF#000000##000000
##3BB9B21.002.398.778.77
#FFFFFF2.391.0021.0021.00
#0000008.7721.001.001.00
##0000008.7721.001.001.00

Color blindness preview

Protanopia (red-blind)
#AFAFB2
Deuteranopia (green-blind)
#9CA2B3
Tritanopia (blue-blind)
#00BEB7
Achromatopsia (no color)
#A7A7A7

Design tokens & code

CSS
--color: #3bb9b2;
/* rgb */ color: rgb(59, 185, 178);
/* oklch */ color: oklch(71.7% 0.108 189.6);
Tailwind
colors: {
  custom: {
    50: '#83cec9',
    500: '#3bb9b2',
    950: '#000000',
  },
}
SCSS
$custom: #3bb9b2;
$custom-light: #83cec9;
$custom-dark: #000000;
JSON
{
  "hex": "#3bb9b2",
  "rgb": {
    "r": 59,
    "g": 185,
    "b": 178
  },
  "hsl": {
    "h": 176.667,
    "s": 51.639,
    "l": 47.843
  },
  "oklch": {
    "l": 0.71651,
    "c": 0.10831,
    "h": 189.6
  },
  "luminance": 0.38842
}

Semantic roles & 50–950 ramp

primary
#3BB9B2
secondary
#C7888C
accent
#4D55DB
background
#F8FCFC
surface
#F0F9F8
border
#CBD2D1
text
#0C1413
muted
#7D8282

Preview Lab

Preview with #3BB9B2

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

Preview Lab → · Contrast checker → · Palette generator →

#3BB9B2 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva