#278C8D#278C8D

#278C8D is a mid, moderate teal. Relative luminance 0.211; OKLCH L 58.5% C 0.089 H 196.0°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#278C8D
RGB	rgb(39, 140, 141)
HSL	hsl(181, 57%, 35%)
HSV	hsv(181, 72%, 55%)
CMYK	cmyk(72.3%, 0.7%, 0%, 44.7%)
CIE-LAB	lab(53.07, -27.39, -8.82)
CIE-LCH	lch(53.07, 28.77, 197.85°)
OKLab	oklab(58.51% -0.0855 -0.0245)
OKLCH	oklch(58.51% 0.089 196)
XYZ	xyz(15.0203, 21.1088, 28.4769)
Luminance	0.2111 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278C8D #8D2827

analogous

#278D5B #278C8D #27598D

triadic

#278C8D #8D278C #8C8D27

tetradic

#278C8D #5B278D #8D2827 #598D27

square

#278C8D #5B278D #8D2827 #598D27

split-complementary

#278C8D #8D2759 #8D5B27

monochromatic

#0C2D2D #1A5C5D #278C8D #34BCBD #5CD1D2

Accessibility & contrast

On white

4.02

#278C8D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#278C8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278C8D

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278C8D	#FFFFFF	#000000	##000000
##278C8D	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82858D

Deuteranopia (green-blind)

#737A8E

Tritanopia (blue-blind)

#00918C

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #278c8d;
/* rgb */ color: rgb(39, 140, 141);
/* oklch */ color: oklch(58.5% 0.089 196.0);

Tailwind

colors: {
  custom: {
    50: '#72aeae',
    500: '#278c8d',
    950: '#000000',
  },
}

SCSS

$custom: #278c8d;
$custom-light: #72aeae;
$custom-dark: #000000;

JSON

{
  "hex": "#278c8d",
  "rgb": {
    "r": 39,
    "g": 140,
    "b": 141
  },
  "hsl": {
    "h": 180.588,
    "s": 56.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.58513,
    "c": 0.08898,
    "h": 196
  },
  "luminance": 0.21111
}

Semantic roles & 50–950 ramp

primary

#278C8D

secondary

#B75A59

accent

#4948E0

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #278C8D

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

Preview Lab → · Contrast checker → · Palette generator →