#278B9D#278B9D

#278B9D is a mid, moderate teal. Relative luminance 0.213; OKLCH L 58.9% C 0.092 H 212.5°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#278B9D
RGB	rgb(39, 139, 157)
HSL	hsl(189, 60%, 38%)
HSV	hsv(189, 75%, 62%)
CMYK	cmyk(75.2%, 11.5%, 0%, 38.4%)
CIE-LAB	lab(53.31, -21.79, -17.71)
CIE-LCH	lch(53.31, 28.08, 219.11°)
OKLab	oklab(58.89% -0.0774 -0.0493)
OKLCH	oklch(58.89% 0.092 212.5)
XYZ	xyz(16.1525, 21.3290, 35.1574)
Luminance	0.2133 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B9D #9D3927

analogous

#279D74 #278B9D #27509D

triadic

#278B9D #9D278B #8B9D27

tetradic

#278B9D #74279D #9D3927 #509D27

square

#278B9D #74279D #9D3927 #509D27

split-complementary

#278B9D #9D2750 #9D7427

monochromatic

#0F343B #1B606C #278B9D #35B5CD #66C7D9

Accessibility & contrast

On white

3.99

#278B9D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#278B9D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B9D

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B9D	#FFFFFF	#000000	##000000
##278B9D	1.00	3.99	5.27	5.27
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D869E

Deuteranopia (green-blind)

#6D7A9D

Tritanopia (blue-blind)

#009291

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #278b9d;
/* rgb */ color: rgb(39, 139, 157);
/* oklch */ color: oklch(58.9% 0.092 212.5);

Tailwind

colors: {
  custom: {
    50: '#74adba',
    500: '#278b9d',
    950: '#000000',
  },
}

SCSS

$custom: #278b9d;
$custom-light: #74adba;
$custom-dark: #000000;

JSON

{
  "hex": "#278b9d",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 157
  },
  "hsl": {
    "h": 189.153,
    "s": 60.204,
    "l": 38.431
  },
  "oklch": {
    "l": 0.58891,
    "c": 0.09182,
    "h": 212.5
  },
  "luminance": 0.21331
}

Semantic roles & 50–950 ramp

primary

#278B9D

secondary

#BF6F61

accent

#5D44E3

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #278B9D

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

Preview Lab → · Contrast checker → · Palette generator →