#309CAB#309CAB

#309CAB is a light, moderate teal. Relative luminance 0.273; OKLCH L 63.9% C 0.097 H 208.5°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX#309CAB
RGBrgb(48, 156, 171)
HSLhsl(187, 56%, 43%)
HSVhsv(187, 72%, 67%)
CMYKcmyk(71.9%, 8.8%, 0%, 32.9%)
CIE-LABlab(59.29, -24.90, -16.60)
CIE-LCHlch(59.29, 29.92, 213.70°)
OKLaboklab(63.94% -0.085 -0.0462)
OKLCHoklch(63.94% 0.097 208.5)
XYZxyz(20.4549, 27.3432, 42.7199)
Luminance0.2735 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#309CAB #AB3F30
analogous
#30AB7C #309CAB #305EAB
triadic
#309CAB #AB309C #9CAB30
tetradic
#309CAB #7C30AB #AB3F30 #5EAB30
square
#309CAB #7C30AB #AB3F30 #5EAB30
split-complementary
#309CAB #AB305E #AB7C30
monochromatic
#15454B #23707B #309CAB #4CBDCD #7BCEDA

Accessibility & contrast

On white

3.25
#309CAB on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.47
#309CAB on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #309CAB
6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##309CAB#FFFFFF#000000##000000
##309CAB1.003.256.476.47
#FFFFFF3.251.0021.0021.00
#0000006.4721.001.001.00
##0000006.4721.001.001.00

Color blindness preview

Protanopia (red-blind)
#8E96AC
Deuteranopia (green-blind)
#7D89AB
Tritanopia (blue-blind)
#00A3A0
Achromatopsia (no color)
#8F8F8F

Design tokens & code

CSS
--color: #309cab;
/* rgb */ color: rgb(48, 156, 171);
/* oklch */ color: oklch(63.9% 0.097 208.5);
Tailwind
colors: {
  custom: {
    50: '#7ab9c4',
    500: '#309cab',
    950: '#000000',
  },
}
SCSS
$custom: #309cab;
$custom-light: #7ab9c4;
$custom-dark: #000000;
JSON
{
  "hex": "#309cab",
  "rgb": {
    "r": 48,
    "g": 156,
    "b": 171
  },
  "hsl": {
    "h": 187.317,
    "s": 56.164,
    "l": 42.941
  },
  "oklch": {
    "l": 0.6394,
    "c": 0.09673,
    "h": 208.5
  },
  "luminance": 0.27346
}

Semantic roles & 50–950 ramp

primary
#309CAB
secondary
#C37E74
accent
#5B48DF
background
#F8FBFC
surface
#EFF6F8
border
#CAD0D1
text
#0B1112
muted
#7C8081

Preview Lab

Preview with #309CAB

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

Preview Lab → · Contrast checker → · Palette generator →

#309CAB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva