#278B99#278B99

#278B99 is a mid, moderate teal. Relative luminance 0.212; OKLCH L 58.7% C 0.090 H 208.8°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#278B99
RGB	rgb(39, 139, 153)
HSL	hsl(187, 59%, 38%)
HSV	hsv(187, 75%, 60%)
CMYK	cmyk(74.5%, 9.2%, 0%, 40%)
CIE-LAB	lab(53.16, -23.09, -15.62)
CIE-LCH	lch(53.16, 27.88, 214.08°)
OKLab	oklab(58.73% -0.0791 -0.0435)
OKLCH	oklch(58.73% 0.09 208.8)
XYZ	xyz(15.8166, 21.1946, 33.3882)
Luminance	0.2120 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B99 #993527

analogous

#27996E #278B99 #275299

triadic

#278B99 #99278B #8B9927

tetradic

#278B99 #6E2799 #993527 #529927

square

#278B99 #6E2799 #993527 #529927

split-complementary

#278B99 #992752 #996E27

monochromatic

#0E3237 #1B5F68 #278B99 #33B7CA #63C9D7

Accessibility & contrast

On white

4.01

#278B99 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#278B99 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B99

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B99	#FFFFFF	#000000	##000000
##278B99	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E869A

Deuteranopia (green-blind)

#6E7A99

Tritanopia (blue-blind)

#00928F

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #278b99;
/* rgb */ color: rgb(39, 139, 153);
/* oklch */ color: oklch(58.7% 0.090 208.8);

Tailwind

colors: {
  custom: {
    50: '#73adb7',
    500: '#278b99',
    950: '#000000',
  },
}

SCSS

$custom: #278b99;
$custom-light: #73adb7;
$custom-dark: #000000;

JSON

{
  "hex": "#278b99",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 153
  },
  "hsl": {
    "h": 187.368,
    "s": 59.375,
    "l": 37.647
  },
  "oklch": {
    "l": 0.58725,
    "c": 0.09029,
    "h": 208.8
  },
  "luminance": 0.21196
}

Semantic roles & 50–950 ramp

primary

#278B99

secondary

#BD6A5F

accent

#5945E3

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #278B99

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

Preview Lab → · Contrast checker → · Palette generator →