#277E8A#277E8A

#277E8A is a mid, moderate teal. Relative luminance 0.172; OKLCH L 54.8% C 0.082 H 208.3°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#277E8A
RGB	rgb(39, 126, 138)
HSL	hsl(187, 56%, 35%)
HSV	hsv(187, 72%, 54%)
CMYK	cmyk(71.7%, 8.7%, 0%, 45.9%)
CIE-LAB	lab(48.49, -21.15, -13.95)
CIE-LCH	lch(48.49, 25.34, 213.41°)
OKLab	oklab(54.78% -0.072 -0.0388)
OKLCH	oklch(54.78% 0.082 208.3)
XYZ	xyz(12.8830, 17.1865, 26.6782)
Luminance	0.1719 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277E8A #8A3327

analogous

#278A65 #277E8A #274C8A

triadic

#277E8A #8A277E #7E8A27

tetradic

#277E8A #65278A #8A3327 #4C8A27

square

#277E8A #65278A #8A3327 #4C8A27

split-complementary

#277E8A #8A274C #8A6527

monochromatic

#0C272B #1A525A #277E8A #34AABA #5BC2D1

Accessibility & contrast

On white

4.73

#277E8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#277E8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277E8A

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277E8A	#FFFFFF	#000000	##FFFFFF
##277E8A	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#73798B

Deuteranopia (green-blind)

#656F8A

Tritanopia (blue-blind)

#008482

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #277e8a;
/* rgb */ color: rgb(39, 126, 138);
/* oklch */ color: oklch(54.8% 0.082 208.3);

Tailwind

colors: {
  custom: {
    50: '#70a3ac',
    500: '#277e8a',
    950: '#000000',
  },
}

SCSS

$custom: #277e8a;
$custom-light: #70a3ac;
$custom-dark: #000000;

JSON

{
  "hex": "#277e8a",
  "rgb": {
    "r": 39,
    "g": 126,
    "b": 138
  },
  "hsl": {
    "h": 187.273,
    "s": 55.932,
    "l": 34.706
  },
  "oklch": {
    "l": 0.54779,
    "c": 0.08178,
    "h": 208.3
  },
  "luminance": 0.17188
}

Semantic roles & 50–950 ramp

primary

#277E8A

secondary

#B66357

accent

#5B49DF

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #277E8A

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

Preview Lab → · Contrast checker → · Palette generator →