#278D8F#278D8F

#278D8F is a mid, moderate teal. Relative luminance 0.215; OKLCH L 58.8% C 0.090 H 196.9°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#278D8F
RGB	rgb(39, 141, 143)
HSL	hsl(181, 57%, 36%)
HSV	hsv(181, 73%, 56%)
CMYK	cmyk(72.7%, 1.4%, 0%, 43.9%)
CIE-LAB	lab(53.45, -27.27, -9.40)
CIE-LCH	lch(53.45, 28.84, 199.02°)
OKLab	oklab(58.85% -0.0857 -0.0261)
OKLCH	oklch(58.85% 0.09 196.9)
XYZ	xyz(15.3173, 21.4624, 29.3167)
Luminance	0.2146 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278D8F #8F2927

analogous

#278F5D #278D8F #27598F

triadic

#278D8F #8F278D #8D8F27

tetradic

#278D8F #5D278F #8F2927 #598F27

square

#278D8F #5D278F #8F2927 #598F27

split-complementary

#278D8F #8F2759 #8F5D27

monochromatic

#0D2E2F #1A5E5F #278D8F #34BCBF #5DD1D3

Accessibility & contrast

On white

3.97

#278D8F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#278D8F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278D8F

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278D8F	#FFFFFF	#000000	##000000
##278D8F	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#83868F

Deuteranopia (green-blind)

#747B90

Tritanopia (blue-blind)

#00928D

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #278d8f;
/* rgb */ color: rgb(39, 141, 143);
/* oklch */ color: oklch(58.8% 0.090 196.9);

Tailwind

colors: {
  custom: {
    50: '#73afaf',
    500: '#278d8f',
    950: '#000000',
  },
}

SCSS

$custom: #278d8f;
$custom-light: #73afaf;
$custom-dark: #000000;

JSON

{
  "hex": "#278d8f",
  "rgb": {
    "r": 39,
    "g": 141,
    "b": 143
  },
  "hsl": {
    "h": 181.154,
    "s": 57.143,
    "l": 35.686
  },
  "oklch": {
    "l": 0.58846,
    "c": 0.08957,
    "h": 196.9
  },
  "luminance": 0.21464
}

Semantic roles & 50–950 ramp

primary

#278D8F

secondary

#B85B5A

accent

#4A47E0

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #278D8F

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

Preview Lab → · Contrast checker → · Palette generator →