#278B8D#278B8D

#278B8D is a mid, moderate teal. Relative luminance 0.208; OKLCH L 58.3% C 0.088 H 197.0°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX#278B8D
RGBrgb(39, 139, 141)
HSLhsl(181, 57%, 35%)
HSVhsv(181, 72%, 55%)
CMYKcmyk(72.3%, 1.4%, 0%, 44.7%)
CIE-LABlab(52.75, -26.89, -9.29)
CIE-LCHlch(52.75, 28.45, 199.07°)
OKLaboklab(58.26% -0.0845 -0.0258)
OKLCHoklch(58.26% 0.088 197)
XYZxyz(14.8749, 20.8179, 28.4284)
Luminance0.2082 (WCAG relative)
Temperaturecool
Familyteal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#278B8D #8D2927
analogous
#278D5C #278B8D #27588D
triadic
#278B8D #8D278B #8B8D27
tetradic
#278B8D #5C278D #8D2927 #588D27
square
#278B8D #5C278D #8D2927 #588D27
split-complementary
#278B8D #8D2758 #8D5C27
monochromatic
#0C2C2D #1A5C5D #278B8D #34BABD #5CD0D2

Accessibility & contrast

On white

4.07
#278B8D on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.16
#278B8D on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B8D
5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##278B8D#FFFFFF#000000##000000
##278B8D1.004.075.165.16
#FFFFFF4.071.0021.0021.00
#0000005.1621.001.001.00
##0000005.1621.001.001.00

Color blindness preview

Protanopia (red-blind)
#81848D
Deuteranopia (green-blind)
#72798E
Tritanopia (blue-blind)
#00908B
Achromatopsia (no color)
#7E7E7E

Design tokens & code

CSS
--color: #278b8d;
/* rgb */ color: rgb(39, 139, 141);
/* oklch */ color: oklch(58.3% 0.088 197.0);
Tailwind
colors: {
  custom: {
    50: '#72adae',
    500: '#278b8d',
    950: '#000000',
  },
}
SCSS
$custom: #278b8d;
$custom-light: #72adae;
$custom-dark: #000000;
JSON
{
  "hex": "#278b8d",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 141
  },
  "hsl": {
    "h": 181.176,
    "s": 56.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.58255,
    "c": 0.08834,
    "h": 197
  },
  "luminance": 0.2082
}

Semantic roles & 50–950 ramp

primary
#278B8D
secondary
#B75B59
accent
#4B48E0
background
#F7FAFA
surface
#EDF4F4
border
#C8CECE
text
#091010
muted
#7B7F7F

Preview Lab

Preview with #278B8D

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

Preview Lab → · Contrast checker → · Palette generator →

#278B8D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva