#289AB0#289AB0

#289AB0 is a light, moderate teal. Relative luminance 0.267; OKLCH L 63.5% C 0.102 H 214.0°. Best body text is #000000 at 6.34:1 contrast (WCAG AA passes).

Color values

HEX#289AB0
RGBrgb(40, 154, 176)
HSLhsl(190, 63%, 42%)
HSVhsv(190, 77%, 69%)
CMYKcmyk(77.3%, 12.5%, 0%, 31%)
CIE-LABlab(58.69, -23.24, -20.36)
CIE-LCHlch(58.69, 30.90, 221.22°)
OKLaboklab(63.47% -0.0842 -0.0568)
OKLCHoklch(63.47% 0.102 214)
XYZxyz(20.2638, 26.6944, 45.1504)
Luminance0.2670 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#289AB0 #B03E28
analogous
#28B082 #289AB0 #2856B0
triadic
#289AB0 #B0289A #9AB028
tetradic
#289AB0 #8228B0 #B03E28 #56B028
square
#289AB0 #8228B0 #B03E28 #56B028
split-complementary
#289AB0 #B02856 #B08228
monochromatic
#11434C #1D6E7E #289AB0 #41BCD4 #73CEDF

Accessibility & contrast

On white

3.31
#289AB0 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.34
#289AB0 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #289AB0
6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##289AB0#FFFFFF#000000##000000
##289AB01.003.316.346.34
#FFFFFF3.311.0021.0021.00
#0000006.3421.001.001.00
##0000006.3421.001.001.00

Color blindness preview

Protanopia (red-blind)
#8A95B1
Deuteranopia (green-blind)
#7887B0
Tritanopia (blue-blind)
#00A2A1
Achromatopsia (no color)
#8D8D8D

Design tokens & code

CSS
--color: #289ab0;
/* rgb */ color: rgb(40, 154, 176);
/* oklch */ color: oklch(63.5% 0.102 214.0);
Tailwind
colors: {
  custom: {
    50: '#78b8c7',
    500: '#289ab0',
    950: '#000000',
  },
}
SCSS
$custom: #289ab0;
$custom-light: #78b8c7;
$custom-dark: #000000;
JSON
{
  "hex": "#289ab0",
  "rgb": {
    "r": 40,
    "g": 154,
    "b": 176
  },
  "hsl": {
    "h": 189.706,
    "s": 62.963,
    "l": 42.353
  },
  "oklch": {
    "l": 0.63468,
    "c": 0.10156,
    "h": 214
  },
  "luminance": 0.26697
}

Semantic roles & 50–950 ramp

primary
#289AB0
secondary
#C67C6D
accent
#5C42E6
background
#F8FBFC
surface
#EFF6F8
border
#CAD0D1
text
#0A1113
muted
#7C8082

Preview Lab

Preview with #289AB0

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

Preview Lab → · Contrast checker → · Palette generator →

#289AB0 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva