#278D9C#278D9C

#278D9C is a mid, moderate teal. Relative luminance 0.219; OKLCH L 59.4% C 0.092 H 209.5°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#278D9C
RGB	rgb(39, 141, 156)
HSL	hsl(188, 60%, 38%)
HSV	hsv(188, 75%, 61%)
CMYK	cmyk(75%, 9.6%, 0%, 38.8%)
CIE-LAB	lab(53.90, -23.16, -16.24)
CIE-LCH	lch(53.90, 28.28, 215.04°)
OKLab	oklab(59.36% -0.0799 -0.0452)
OKLCH	oklch(59.36% 0.092 209.5)
XYZ	xyz(16.3597, 21.8794, 34.8070)
Luminance	0.2188 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278D9C #9C3627

analogous

#279C70 #278D9C #27529C

triadic

#278D9C #9C278D #8D9C27

tetradic

#278D9C #70279C #9C3627 #529C27

square

#278D9C #70279C #9C3627 #529C27

split-complementary

#278D9C #9C2752 #9C7027

monochromatic

#0F343A #1B616B #278D9C #34B9CC #65CAD8

Accessibility & contrast

On white

3.91

#278D9C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.38

#278D9C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278D9C

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278D9C	#FFFFFF	#000000	##000000
##278D9C	1.00	3.91	5.38	5.38
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.38	21.00	1.00	1.00
##000000	5.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#80889D

Deuteranopia (green-blind)

#707C9C

Tritanopia (blue-blind)

#009491

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #278d9c;
/* rgb */ color: rgb(39, 141, 156);
/* oklch */ color: oklch(59.4% 0.092 209.5);

Tailwind

colors: {
  custom: {
    50: '#74aeb9',
    500: '#278d9c',
    950: '#000000',
  },
}

SCSS

$custom: #278d9c;
$custom-light: #74aeb9;
$custom-dark: #000000;

JSON

{
  "hex": "#278d9c",
  "rgb": {
    "r": 39,
    "g": 141,
    "b": 156
  },
  "hsl": {
    "h": 187.692,
    "s": 60,
    "l": 38.235
  },
  "oklch": {
    "l": 0.59356,
    "c": 0.0918,
    "h": 209.5
  },
  "luminance": 0.21881
}

Semantic roles & 50–950 ramp

primary

#278D9C

secondary

#BE6D61

accent

#5945E3

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #278D9C

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

Preview Lab → · Contrast checker → · Palette generator →