#278B74#278B74

#278B74 is a mid, moderate teal. Relative luminance 0.202; OKLCH L 57.4% C 0.097 H 173.9°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#278B74
RGB	rgb(39, 139, 116)
HSL	hsl(166, 56%, 35%)
HSV	hsv(166, 72%, 55%)
CMYK	cmyk(71.9%, 0%, 16.5%, 45.5%)
CIE-LAB	lab(52.01, -34.10, 4.12)
CIE-LCH	lch(52.01, 34.35, 173.11°)
OKLab	oklab(57.41% -0.0965 0.0104)
OKLCH	oklch(57.41% 0.097 173.9)
XYZ	xyz(13.2201, 20.1560, 19.7134)
Luminance	0.2016 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B74 #8B273E

analogous

#278B42 #278B74 #27708B

triadic

#278B74 #74278B #8B7427

tetradic

#278B74 #42278B #8B273E #708B27

square

#278B74 #42278B #8B273E #708B27

split-complementary

#278B74 #8B2770 #8B4227

monochromatic

#0C2B24 #1A5B4C #278B74 #34BB9C #5BD1B6

Accessibility & contrast

On white

4.17

#278B74 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#278B74 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B74

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B74	#FFFFFF	#000000	##000000
##278B74	1.00	4.17	5.03	5.03
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#868273

Deuteranopia (green-blind)

#797876

Tritanopia (blue-blind)

#008D84

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #278b74;
/* rgb */ color: rgb(39, 139, 116);
/* oklch */ color: oklch(57.4% 0.097 173.9);

Tailwind

colors: {
  custom: {
    50: '#70ad9c',
    500: '#278b74',
    950: '#000000',
  },
}

SCSS

$custom: #278b74;
$custom-light: #70ad9c;
$custom-dark: #000000;

JSON

{
  "hex": "#278b74",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 116
  },
  "hsl": {
    "h": 166.2,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.57411,
    "c": 0.09703,
    "h": 173.9
  },
  "luminance": 0.20158
}

Semantic roles & 50–950 ramp

primary

#278B74

secondary

#B6586D

accent

#486BDF

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100E

muted

#7B7F7E

Preview Lab

Preview with #278B74

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

Preview Lab → · Contrast checker → · Palette generator →