#278B78#278B78

#278B78 is a mid, moderate teal. Relative luminance 0.203; OKLCH L 57.5% C 0.095 H 177.2°. Best body text is #000000 at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#278B78
RGB	rgb(39, 139, 120)
HSL	hsl(169, 56%, 35%)
HSV	hsv(169, 72%, 55%)
CMYK	cmyk(71.9%, 0%, 13.7%, 45.5%)
CIE-LAB	lab(52.12, -33.02, 1.96)
CIE-LCH	lch(52.12, 33.07, 176.61°)
OKLab	oklab(57.53% -0.0945 0.0047)
OKLCH	oklch(57.53% 0.095 177.2)
XYZ	xyz(13.4578, 20.2511, 20.9652)
Luminance	0.2025 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B78 #8B273A

analogous

#278B46 #278B78 #276C8B

triadic

#278B78 #78278B #8B7827

tetradic

#278B78 #46278B #8B273A #6C8B27

square

#278B78 #46278B #8B273A #6C8B27

split-complementary

#278B78 #8B276C #8B4627

monochromatic

#0C2B25 #1A5B4F #278B78 #34BBA1 #5BD1BB

Accessibility & contrast

On white

4.16

#278B78 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.05

#278B78 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B78

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B78	#FFFFFF	#000000	##000000
##278B78	1.00	4.16	5.05	5.05
#FFFFFF	4.16	1.00	21.00	21.00
#000000	5.05	21.00	1.00	1.00
##000000	5.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#858277

Deuteranopia (green-blind)

#787879

Tritanopia (blue-blind)

#008D85

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #278b78;
/* rgb */ color: rgb(39, 139, 120);
/* oklch */ color: oklch(57.5% 0.095 177.2);

Tailwind

colors: {
  custom: {
    50: '#70ad9e',
    500: '#278b78',
    950: '#000000',
  },
}

SCSS

$custom: #278b78;
$custom-light: #70ad9e;
$custom-dark: #000000;

JSON

{
  "hex": "#278b78",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 120
  },
  "hsl": {
    "h": 168.6,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.57534,
    "c": 0.09462,
    "h": 177.2
  },
  "luminance": 0.20253
}

Semantic roles & 50–950 ramp

primary

#278B78

secondary

#B6586A

accent

#4865DF

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#09100E

muted

#7B7F7E

Preview Lab

Preview with #278B78

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

Preview Lab → · Contrast checker → · Palette generator →