#277D8A#277D8A

#277D8A is a mid, moderate teal. Relative luminance 0.169; OKLCH L 54.5% C 0.082 H 209.5°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#277D8A
RGB	rgb(39, 125, 138)
HSL	hsl(188, 56%, 35%)
HSV	hsv(188, 72%, 54%)
CMYK	cmyk(71.7%, 9.4%, 0%, 45.9%)
CIE-LAB	lab(48.17, -20.62, -14.44)
CIE-LCH	lch(48.17, 25.17, 215.00°)
OKLab	oklab(54.52% -0.0709 -0.0401)
OKLCH	oklch(54.52% 0.082 209.5)
XYZ	xyz(12.7558, 16.9321, 26.6358)
Luminance	0.1693 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277D8A #8A3427

analogous

#278A66 #277D8A #274B8A

triadic

#277D8A #8A277D #7D8A27

tetradic

#277D8A #66278A #8A3427 #4B8A27

square

#277D8A #66278A #8A3427 #4B8A27

split-complementary

#277D8A #8A274B #8A6627

monochromatic

#0C272B #1A525A #277D8A #34A8BA #5BC1D1

Accessibility & contrast

On white

4.79

#277D8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.39

#277D8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277D8A

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277D8A	#FFFFFF	#000000	##FFFFFF
##277D8A	1.00	4.79	4.39	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.39	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#72788B

Deuteranopia (green-blind)

#636E8A

Tritanopia (blue-blind)

#008381

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #277d8a;
/* rgb */ color: rgb(39, 125, 138);
/* oklch */ color: oklch(54.5% 0.082 209.5);

Tailwind

colors: {
  custom: {
    50: '#70a3ac',
    500: '#277d8a',
    950: '#000000',
  },
}

SCSS

$custom: #277d8a;
$custom-light: #70a3ac;
$custom-dark: #000000;

JSON

{
  "hex": "#277d8a",
  "rgb": {
    "r": 39,
    "g": 125,
    "b": 138
  },
  "hsl": {
    "h": 187.879,
    "s": 55.932,
    "l": 34.706
  },
  "oklch": {
    "l": 0.54521,
    "c": 0.0815,
    "h": 209.5
  },
  "luminance": 0.16934
}

Semantic roles & 50–950 ramp

primary

#277D8A

secondary

#B66457

accent

#5C49DF

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #277D8A

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

Preview Lab → · Contrast checker → · Palette generator →