#278B9C#278B9C

#278B9C is a mid, moderate teal. Relative luminance 0.213; OKLCH L 58.8% C 0.091 H 211.6°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#278B9C
RGB	rgb(39, 139, 156)
HSL	hsl(189, 60%, 38%)
HSV	hsv(189, 75%, 61%)
CMYK	cmyk(75%, 10.9%, 0%, 38.8%)
CIE-LAB	lab(53.27, -22.12, -17.19)
CIE-LCH	lch(53.27, 28.01, 217.86°)
OKLab	oklab(58.85% -0.0779 -0.0479)
OKLCH	oklch(58.85% 0.091 211.6)
XYZ	xyz(16.0675, 21.2950, 34.7096)
Luminance	0.2130 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B9C #9C3827

analogous

#279C72 #278B9C #27509C

triadic

#278B9C #9C278B #8B9C27

tetradic

#278B9C #72279C #9C3827 #509C27

square

#278B9C #72279C #9C3827 #509C27

split-complementary

#278B9C #9C2750 #9C7227

monochromatic

#0F343A #1B5F6B #278B9C #34B6CC #65C8D8

Accessibility & contrast

On white

3.99

#278B9C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#278B9C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B9C

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B9C	#FFFFFF	#000000	##000000
##278B9C	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)

#7D869D

Deuteranopia (green-blind)

#6D7A9C

Tritanopia (blue-blind)

#009290

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #278b9c;
/* rgb */ color: rgb(39, 139, 156);
/* oklch */ color: oklch(58.8% 0.091 211.6);

Tailwind

colors: {
  custom: {
    50: '#74adb9',
    500: '#278b9c',
    950: '#000000',
  },
}

SCSS

$custom: #278b9c;
$custom-light: #74adb9;
$custom-dark: #000000;

JSON

{
  "hex": "#278b9c",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 156
  },
  "hsl": {
    "h": 188.718,
    "s": 60,
    "l": 38.235
  },
  "oklch": {
    "l": 0.58849,
    "c": 0.0914,
    "h": 211.6
  },
  "luminance": 0.21297
}

Semantic roles & 50–950 ramp

primary

#278B9C

secondary

#BE6E61

accent

#5C45E3

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #278B9C

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

Preview Lab → · Contrast checker → · Palette generator →