#278B8D#278B8D

#278B8D is a mid, moderate teal. Relative luminance 0.208; OKLCH L 58.3% C 0.088 H 197.0°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#278B8D
RGB	rgb(39, 139, 141)
HSL	hsl(181, 57%, 35%)
HSV	hsv(181, 72%, 55%)
CMYK	cmyk(72.3%, 1.4%, 0%, 44.7%)
CIE-LAB	lab(52.75, -26.89, -9.29)
CIE-LCH	lch(52.75, 28.45, 199.07°)
OKLab	oklab(58.26% -0.0845 -0.0258)
OKLCH	oklch(58.26% 0.088 197)
XYZ	xyz(14.8749, 20.8179, 28.4284)
Luminance	0.2082 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B8D #8D2927

analogous

#278D5C #278B8D #27588D

triadic

#278B8D #8D278B #8B8D27

tetradic

#278B8D #5C278D #8D2927 #588D27

square

#278B8D #5C278D #8D2927 #588D27

split-complementary

#278B8D #8D2758 #8D5C27

monochromatic

#0C2C2D #1A5C5D #278B8D #34BABD #5CD0D2

Accessibility & contrast

On white

4.07

#278B8D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#278B8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B8D

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B8D	#FFFFFF	#000000	##000000
##278B8D	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#81848D

Deuteranopia (green-blind)

#72798E

Tritanopia (blue-blind)

#00908B

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #278b8d;
/* rgb */ color: rgb(39, 139, 141);
/* oklch */ color: oklch(58.3% 0.088 197.0);

Tailwind

colors: {
  custom: {
    50: '#72adae',
    500: '#278b8d',
    950: '#000000',
  },
}

SCSS

$custom: #278b8d;
$custom-light: #72adae;
$custom-dark: #000000;

JSON

{
  "hex": "#278b8d",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 141
  },
  "hsl": {
    "h": 181.176,
    "s": 56.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.58255,
    "c": 0.08834,
    "h": 197
  },
  "luminance": 0.2082
}

Semantic roles & 50–950 ramp

primary

#278B8D

secondary

#B75B59

accent

#4B48E0

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #278B8D

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

Preview Lab → · Contrast checker → · Palette generator →