#278B8B#278B8B

#278B8B is a mid, moderate teal. Relative luminance 0.208; OKLCH L 58.2% C 0.088 H 195.0°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#278B8B
RGB	rgb(39, 139, 139)
HSL	hsl(180, 56%, 35%)
HSV	hsv(180, 72%, 55%)
CMYK	cmyk(71.9%, 0%, 0%, 45.5%)
CIE-LAB	lab(52.68, -27.50, -8.23)
CIE-LCH	lch(52.68, 28.71, 196.66°)
OKLab	oklab(58.18% -0.0854 -0.0229)
OKLCH	oklch(58.18% 0.088 195)
XYZ	xyz(14.7274, 20.7589, 27.6518)
Luminance	0.2076 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B8B #8B2727

analogous

#278B59 #278B8B #27598B

triadic

#278B8B #8B278B #8B8B27

tetradic

#278B8B #59278B #8B2727 #598B27

square

#278B8B #59278B #8B2727 #598B27

split-complementary

#278B8B #8B2759 #8B5927

monochromatic

#0C2B2B #1A5B5B #278B8B #34BBBB #5BD1D1

Accessibility & contrast

On white

4.08

#278B8B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#278B8B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B8B

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B8B	#FFFFFF	#000000	##000000
##278B8B	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#82848B

Deuteranopia (green-blind)

#73798C

Tritanopia (blue-blind)

#00908B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #278b8b;
/* rgb */ color: rgb(39, 139, 139);
/* oklch */ color: oklch(58.2% 0.088 195.0);

Tailwind

colors: {
  custom: {
    50: '#72adac',
    500: '#278b8b',
    950: '#000000',
  },
}

SCSS

$custom: #278b8b;
$custom-light: #72adac;
$custom-dark: #000000;

JSON

{
  "hex": "#278b8b",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 139
  },
  "hsl": {
    "h": 180,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.58181,
    "c": 0.08842,
    "h": 195
  },
  "luminance": 0.20761
}

Semantic roles & 50–950 ramp

primary

#278B8B

secondary

#B65858

accent

#4848DF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #278B8B

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

Preview Lab → · Contrast checker → · Palette generator →