#278B83#278B83

#278B83 is a mid, moderate teal. Relative luminance 0.205; OKLCH L 57.9% C 0.090 H 187.2°. Best body text is #000000 at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#278B83
RGB	rgb(39, 139, 131)
HSL	hsl(175, 56%, 35%)
HSV	hsv(175, 72%, 55%)
CMYK	cmyk(71.9%, 0%, 5.8%, 45.5%)
CIE-LAB	lab(52.44, -29.89, -3.96)
CIE-LCH	lch(52.44, 30.15, 187.55°)
OKLab	oklab(57.9% -0.0892 -0.0112)
OKLCH	oklch(57.9% 0.09 187.2)
XYZ	xyz(14.1641, 20.5336, 24.6852)
Luminance	0.2054 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#278B83 #8B272F

analogous

#278B51 #278B83 #27618B

triadic

#278B83 #83278B #8B8327

tetradic

#278B83 #51278B #8B272F #618B27

square

#278B83 #51278B #8B272F #618B27

split-complementary

#278B83 #8B2761 #8B5127

monochromatic

#0C2B29 #1A5B56 #278B83 #34BBB0 #5BD1C8

Accessibility & contrast

On white

4.11

#278B83 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.11

#278B83 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #278B83

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##278B83	#FFFFFF	#000000	##000000
##278B83	1.00	4.11	5.11	5.11
#FFFFFF	4.11	1.00	21.00	21.00
#000000	5.11	21.00	1.00	1.00
##000000	5.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#838383

Deuteranopia (green-blind)

#757984

Tritanopia (blue-blind)

#008E88

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #278b83;
/* rgb */ color: rgb(39, 139, 131);
/* oklch */ color: oklch(57.9% 0.090 187.2);

Tailwind

colors: {
  custom: {
    50: '#71ada7',
    500: '#278b83',
    950: '#000000',
  },
}

SCSS

$custom: #278b83;
$custom-light: #71ada7;
$custom-dark: #000000;

JSON

{
  "hex": "#278b83",
  "rgb": {
    "r": 39,
    "g": 139,
    "b": 131
  },
  "hsl": {
    "h": 175.2,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.57895,
    "c": 0.08987,
    "h": 187.2
  },
  "luminance": 0.20535
}

Semantic roles & 50–950 ramp

primary

#278B83

secondary

#B6585F

accent

#4854DF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#09100F

muted

#7B7F7F

Preview Lab

Preview with #278B83

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

Preview Lab → · Contrast checker → · Palette generator →