#278A7D#278A7D

#278A7D is a mid, moderate teal. Relative luminance 0.201; OKLCH L 57.4% C 0.091 H 182.4°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#278A7D
RGB	rgb(39, 138, 125)
HSL	hsl(172, 56%, 35%)
HSV	hsv(172, 72%, 54%)
CMYK	cmyk(71.7%, 0%, 9.4%, 45.9%)
CIE-LAB	lab(51.94, -31.15, -1.21)
CIE-LCH	lch(51.94, 31.17, 182.23°)
OKLab	oklab(57.43% -0.091 -0.0038)
OKLCH	oklch(57.43% 0.091 182.4)
XYZ	xyz(13.6251, 20.0874, 22.5572)
Luminance	0.2009 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278A7D #8A2734

analogous

#278A4B #278A7D #27668A

triadic

#278A7D #7D278A #8A7D27

tetradic

#278A7D #4B278A #8A2734 #668A27

square

#278A7D #4B278A #8A2734 #668A27

split-complementary

#278A7D #8A2766 #8A4B27

monochromatic

#0C2B27 #1A5A52 #278A7D #34BAA8 #5BD1C1

Accessibility & contrast

On white

4.19

#278A7D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#278A7D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278A7D

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278A7D	#FFFFFF	#000000	##000000
##278A7D	1.00	4.19	5.02	5.02
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#83827D

Deuteranopia (green-blind)

#75787E

Tritanopia (blue-blind)

#008D86

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #278a7d;
/* rgb */ color: rgb(39, 138, 125);
/* oklch */ color: oklch(57.4% 0.091 182.4);

Tailwind

colors: {
  custom: {
    50: '#70ada2',
    500: '#278a7d',
    950: '#000000',
  },
}

SCSS

$custom: #278a7d;
$custom-light: #70ada2;
$custom-dark: #000000;

JSON

{
  "hex": "#278a7d",
  "rgb": {
    "r": 39,
    "g": 138,
    "b": 125
  },
  "hsl": {
    "h": 172.121,
    "s": 55.932,
    "l": 34.706
  },
  "oklch": {
    "l": 0.5743,
    "c": 0.09106,
    "h": 182.4
  },
  "luminance": 0.20089
}

Semantic roles & 50–950 ramp

primary

#278A7D

secondary

#B65764

accent

#495CDF

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#09100F

muted

#7B7F7E

Preview Lab

Preview with #278A7D

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

Preview Lab → · Contrast checker → · Palette generator →