#278A99#278A99

#278A99 is a mid, moderate teal. Relative luminance 0.209; OKLCH L 58.5% C 0.090 H 209.8°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#278A99
RGB	rgb(39, 138, 153)
HSL	hsl(188, 59%, 38%)
HSV	hsv(188, 75%, 60%)
CMYK	cmyk(74.5%, 9.8%, 0%, 40%)
CIE-LAB	lab(52.85, -22.57, -16.10)
CIE-LCH	lch(52.85, 27.73, 215.50°)
OKLab	oklab(58.47% -0.0781 -0.0448)
OKLCH	oklch(58.47% 0.09 209.8)
XYZ	xyz(15.6725, 20.9063, 33.3401)
Luminance	0.2091 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278A99 #993627

analogous

#27996F #278A99 #275199

triadic

#278A99 #99278A #8A9927

tetradic

#278A99 #6F2799 #993627 #519927

square

#278A99 #6F2799 #993627 #519927

split-complementary

#278A99 #992751 #996F27

monochromatic

#0E3237 #1B5E68 #278A99 #33B6CA #63C8D7

Accessibility & contrast

On white

4.05

#278A99 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#278A99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278A99

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278A99	#FFFFFF	#000000	##000000
##278A99	1.00	4.05	5.18	5.18
#FFFFFF	4.05	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D859A

Deuteranopia (green-blind)

#6D7999

Tritanopia (blue-blind)

#00918F

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #278a99;
/* rgb */ color: rgb(39, 138, 153);
/* oklch */ color: oklch(58.5% 0.090 209.8);

Tailwind

colors: {
  custom: {
    50: '#73acb7',
    500: '#278a99',
    950: '#000000',
  },
}

SCSS

$custom: #278a99;
$custom-light: #73acb7;
$custom-dark: #000000;

JSON

{
  "hex": "#278a99",
  "rgb": {
    "r": 39,
    "g": 138,
    "b": 153
  },
  "hsl": {
    "h": 187.895,
    "s": 59.375,
    "l": 37.647
  },
  "oklch": {
    "l": 0.58471,
    "c": 0.09005,
    "h": 209.8
  },
  "luminance": 0.20908
}

Semantic roles & 50–950 ramp

primary

#278A99

secondary

#BD6B5F

accent

#5A45E3

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #278A99

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

Preview Lab → · Contrast checker → · Palette generator →