#289CAD#289CAD

#289CAD is a light, moderate teal. Relative luminance 0.272; OKLCH L 63.8% C 0.101 H 209.7°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX#289CAD
RGBrgb(40, 156, 173)
HSLhsl(188, 62%, 42%)
HSVhsv(188, 77%, 68%)
CMYKcmyk(76.9%, 9.8%, 0%, 32.2%)
CIE-LABlab(59.20, -25.24, -17.89)
CIE-LCHlch(59.20, 30.94, 215.33°)
OKLaboklab(63.84% -0.0874 -0.0498)
OKLCHoklch(63.84% 0.101 209.7)
XYZxyz(20.3031, 27.2427, 43.7154)
Luminance0.2725 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#289CAD #AD3928
analogous
#28AD7C #289CAD #285AAD
triadic
#289CAD #AD289C #9CAD28
tetradic
#289CAD #7C28AD #AD3928 #5AAD28
square
#289CAD #7C28AD #AD3928 #5AAD28
split-complementary
#289CAD #AD285A #AD7C28
monochromatic
#11424A #1D6F7B #289CAD #3FC0D3 #71D0DE

Accessibility & contrast

On white

3.26
#289CAD on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.45
#289CAD on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289CAD
6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##289CAD#FFFFFF#000000##000000
##289CAD1.003.266.456.45
#FFFFFF3.261.0021.0021.00
#0000006.4521.001.001.00
##0000006.4521.001.001.00

Color blindness preview

Protanopia (red-blind)
#8D96AE
Deuteranopia (green-blind)
#7B89AD
Tritanopia (blue-blind)
#00A4A1
Achromatopsia (no color)
#8E8E8E

Design tokens & code

CSS
--color: #289cad;
/* rgb */ color: rgb(40, 156, 173);
/* oklch */ color: oklch(63.8% 0.101 209.7);
Tailwind
colors: {
  custom: {
    50: '#78b9c5',
    500: '#289cad',
    950: '#000000',
  },
}
SCSS
$custom: #289cad;
$custom-light: #78b9c5;
$custom-dark: #000000;
JSON
{
  "hex": "#289cad",
  "rgb": {
    "r": 40,
    "g": 156,
    "b": 173
  },
  "hsl": {
    "h": 187.669,
    "s": 62.441,
    "l": 41.765
  },
  "oklch": {
    "l": 0.63842,
    "c": 0.10062,
    "h": 209.7
  },
  "luminance": 0.27245
}

Semantic roles & 50–950 ramp

primary
#289CAD
secondary
#C5776C
accent
#5742E6
background
#F8FBFC
surface
#EFF6F8
border
#CAD0D1
text
#0A1112
muted
#7C8081

Preview Lab

Preview with #289CAD

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

Preview Lab → · Contrast checker → · Palette generator →

#289CAD Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva