#278D9F#278D9F

#278D9F is a mid, moderate teal. Relative luminance 0.220; OKLCH L 59.5% C 0.093 H 212.2°. Best body text is #000000 at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#278D9F
RGB	rgb(39, 141, 159)
HSL	hsl(189, 61%, 39%)
HSV	hsv(189, 75%, 62%)
CMYK	cmyk(75.5%, 11.3%, 0%, 37.6%)
CIE-LAB	lab(54.01, -22.18, -17.80)
CIE-LCH	lch(54.01, 28.44, 218.75°)
OKLab	oklab(59.48% -0.0786 -0.0496)
OKLCH	oklch(59.48% 0.093 212.2)
XYZ	xyz(16.6169, 21.9823, 36.1614)
Luminance	0.2198 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278D9F #9F3927

analogous

#279F75 #278D9F #27519F

triadic

#278D9F #9F278D #8D9F27

tetradic

#278D9F #75279F #9F3927 #519F27

square

#278D9F #75279F #9F3927 #519F27

split-complementary

#278D9F #9F2751 #9F7527

monochromatic

#0F363D #1B616E #278D9F #36B7CE #67C8DA

Accessibility & contrast

On white

3.89

#278D9F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.40

#278D9F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278D9F

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278D9F	#FFFFFF	#000000	##000000
##278D9F	1.00	3.89	5.40	5.40
#FFFFFF	3.89	1.00	21.00	21.00
#000000	5.40	21.00	1.00	1.00
##000000	5.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F88A0

Deuteranopia (green-blind)

#6F7C9F

Tritanopia (blue-blind)

#009493

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #278d9f;
/* rgb */ color: rgb(39, 141, 159);
/* oklch */ color: oklch(59.5% 0.093 212.2);

Tailwind

colors: {
  custom: {
    50: '#74aebb',
    500: '#278d9f',
    950: '#000000',
  },
}

SCSS

$custom: #278d9f;
$custom-light: #74aebb;
$custom-dark: #000000;

JSON

{
  "hex": "#278d9f",
  "rgb": {
    "r": 39,
    "g": 141,
    "b": 159
  },
  "hsl": {
    "h": 189,
    "s": 60.606,
    "l": 38.824
  },
  "oklch": {
    "l": 0.5948,
    "c": 0.09296,
    "h": 212.2
  },
  "luminance": 0.21984
}

Semantic roles & 50–950 ramp

primary

#278D9F

secondary

#C07062

accent

#5C44E4

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #278D9F

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

Preview Lab → · Contrast checker → · Palette generator →