#278D8A#278D8A

#278D8A is a mid, moderate teal. Relative luminance 0.213; OKLCH L 58.7% C 0.090 H 192.1°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#278D8A
RGB	rgb(39, 141, 138)
HSL	hsl(178, 57%, 35%)
HSV	hsv(178, 72%, 55%)
CMYK	cmyk(72.3%, 0%, 2.1%, 44.7%)
CIE-LAB	lab(53.29, -28.79, -6.75)
CIE-LCH	lch(53.29, 29.57, 193.19°)
OKLab	oklab(58.66% -0.088 -0.0188)
OKLCH	oklch(58.66% 0.09 192.1)
XYZ	xyz(14.9469, 21.3143, 27.3661)
Luminance	0.2132 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278D8A #8D272A

analogous

#278D57 #278D8A #275D8D

triadic

#278D8A #8A278D #8D8A27

tetradic

#278D8A #57278D #8D272A #5D8D27

square

#278D8A #57278D #8D272A #5D8D27

split-complementary

#278D8A #8D275D #8D5727

monochromatic

#0C2D2C #1A5D5B #278D8A #34BDB9 #5CD2CF

Accessibility & contrast

On white

3.99

#278D8A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#278D8A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278D8A

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278D8A	#FFFFFF	#000000	##000000
##278D8A	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#84868A

Deuteranopia (green-blind)

#757B8B

Tritanopia (blue-blind)

#00918C

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #278d8a;
/* rgb */ color: rgb(39, 141, 138);
/* oklch */ color: oklch(58.7% 0.090 192.1);

Tailwind

colors: {
  custom: {
    50: '#72afac',
    500: '#278d8a',
    950: '#000000',
  },
}

SCSS

$custom: #278d8a;
$custom-light: #72afac;
$custom-dark: #000000;

JSON

{
  "hex": "#278d8a",
  "rgb": {
    "r": 39,
    "g": 141,
    "b": 138
  },
  "hsl": {
    "h": 178.235,
    "s": 56.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.58663,
    "c": 0.08998,
    "h": 192.1
  },
  "luminance": 0.21316
}

Semantic roles & 50–950 ramp

primary

#278D8A

secondary

#B7595B

accent

#484CE0

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #278D8A

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

Preview Lab → · Contrast checker → · Palette generator →