#278C80#278C80

#278C80 is a mid, moderate teal. Relative luminance 0.207; OKLCH L 58.1% C 0.092 H 183.5°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#278C80
RGB	rgb(39, 140, 128)
HSL	hsl(173, 56%, 35%)
HSV	hsv(173, 72%, 55%)
CMYK	cmyk(72.1%, 0%, 8.6%, 45.1%)
CIE-LAB	lab(52.67, -31.24, -1.88)
CIE-LCH	lch(52.67, 31.30, 183.44°)
OKLab	oklab(58.06% -0.0917 -0.0056)
OKLCH	oklch(58.06% 0.092 183.5)
XYZ	xyz(14.1092, 20.7444, 23.6784)
Luminance	0.2075 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278C80 #8C2733

analogous

#278C4D #278C80 #27668C

triadic

#278C80 #80278C #8C8027

tetradic

#278C80 #4D278C #8C2733 #668C27

square

#278C80 #4D278C #8C2733 #668C27

split-complementary

#278C80 #8C2766 #8C4D27

monochromatic

#0C2C28 #1A5C54 #278C80 #34BCAC #5CD2C4

Accessibility & contrast

On white

4.08

#278C80 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#278C80 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278C80

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278C80	#FFFFFF	#000000	##000000
##278C80	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#858480

Deuteranopia (green-blind)

#777981

Tritanopia (blue-blind)

#008F88

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #278c80;
/* rgb */ color: rgb(39, 140, 128);
/* oklch */ color: oklch(58.1% 0.092 183.5);

Tailwind

colors: {
  custom: {
    50: '#71aea4',
    500: '#278c80',
    950: '#000000',
  },
}

SCSS

$custom: #278c80;
$custom-light: #71aea4;
$custom-dark: #000000;

JSON

{
  "hex": "#278c80",
  "rgb": {
    "r": 39,
    "g": 140,
    "b": 128
  },
  "hsl": {
    "h": 172.871,
    "s": 56.425,
    "l": 35.098
  },
  "oklch": {
    "l": 0.58056,
    "c": 0.09184,
    "h": 183.5
  },
  "luminance": 0.20746
}

Semantic roles & 50–950 ramp

primary

#278C80

secondary

#B75863

accent

#485AE0

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#09100F

muted

#7B7F7F

Preview Lab

Preview with #278C80

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

Preview Lab → · Contrast checker → · Palette generator →