#277C8A#277C8A

#277C8A is a mid, moderate teal. Relative luminance 0.167; OKLCH L 54.3% C 0.081 H 210.7°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#277C8A
RGB	rgb(39, 124, 138)
HSL	hsl(188, 56%, 35%)
HSV	hsv(188, 72%, 54%)
CMYK	cmyk(71.7%, 10.1%, 0%, 45.9%)
CIE-LAB	lab(47.85, -20.09, -14.92)
CIE-LCH	lch(47.85, 25.03, 216.61°)
OKLab	oklab(54.26% -0.0699 -0.0415)
OKLCH	oklch(54.26% 0.081 210.7)
XYZ	xyz(12.6298, 16.6802, 26.5938)
Luminance	0.1668 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277C8A #8A3527

analogous

#278A67 #277C8A #274B8A

triadic

#277C8A #8A277C #7C8A27

tetradic

#277C8A #67278A #8A3527 #4B8A27

square

#277C8A #67278A #8A3527 #4B8A27

split-complementary

#277C8A #8A274B #8A6727

monochromatic

#0C262B #1A515A #277C8A #34A7BA #5BC0D1

Accessibility & contrast

On white

4.84

#277C8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#277C8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277C8A

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277C8A	#FFFFFF	#000000	##FFFFFF
##277C8A	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#70778B

Deuteranopia (green-blind)

#626D8A

Tritanopia (blue-blind)

#008280

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #277c8a;
/* rgb */ color: rgb(39, 124, 138);
/* oklch */ color: oklch(54.3% 0.081 210.7);

Tailwind

colors: {
  custom: {
    50: '#70a2ac',
    500: '#277c8a',
    950: '#000000',
  },
}

SCSS

$custom: #277c8a;
$custom-light: #70a2ac;
$custom-dark: #000000;

JSON

{
  "hex": "#277c8a",
  "rgb": {
    "r": 39,
    "g": 124,
    "b": 138
  },
  "hsl": {
    "h": 188.485,
    "s": 55.932,
    "l": 34.706
  },
  "oklch": {
    "l": 0.54263,
    "c": 0.08127,
    "h": 210.7
  },
  "luminance": 0.16682
}

Semantic roles & 50–950 ramp

primary

#277C8A

secondary

#B66557

accent

#5E49DF

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #277C8A

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

Preview Lab → · Contrast checker → · Palette generator →