#277C8B#277C8B

#277C8B is a mid, moderate teal. Relative luminance 0.167; OKLCH L 54.3% C 0.082 H 211.8°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#277C8B
RGB	rgb(39, 124, 139)
HSL	hsl(189, 56%, 35%)
HSV	hsv(189, 72%, 55%)
CMYK	cmyk(71.9%, 10.8%, 0%, 45.5%)
CIE-LAB	lab(47.89, -19.76, -15.46)
CIE-LCH	lch(47.89, 25.09, 218.03°)
OKLab	oklab(54.31% -0.0694 -0.043)
OKLCH	oklch(54.31% 0.082 211.8)
XYZ	xyz(12.7026, 16.7093, 26.9768)
Luminance	0.1671 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277C8B #8B3627

analogous

#278B68 #277C8B #274A8B

triadic

#277C8B #8B277C #7C8B27

tetradic

#277C8B #68278B #8B3627 #4A8B27

square

#277C8B #68278B #8B3627 #4A8B27

split-complementary

#277C8B #8B274A #8B6827

monochromatic

#0C272B #1A515B #277C8B #34A7BB #5BBFD1

Accessibility & contrast

On white

4.84

#277C8B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#277C8B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277C8B

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277C8B	#FFFFFF	#000000	##FFFFFF
##277C8B	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)

#70788C

Deuteranopia (green-blind)

#626D8B

Tritanopia (blue-blind)

#008281

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #277c8b;
/* rgb */ color: rgb(39, 124, 139);
/* oklch */ color: oklch(54.3% 0.082 211.8);

Tailwind

colors: {
  custom: {
    50: '#70a2ac',
    500: '#277c8b',
    950: '#000000',
  },
}

SCSS

$custom: #277c8b;
$custom-light: #70a2ac;
$custom-dark: #000000;

JSON

{
  "hex": "#277c8b",
  "rgb": {
    "r": 39,
    "g": 124,
    "b": 139
  },
  "hsl": {
    "h": 189,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.54305,
    "c": 0.08167,
    "h": 211.8
  },
  "luminance": 0.16711
}

Semantic roles & 50–950 ramp

primary

#277C8B

secondary

#B66658

accent

#5F48DF

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#080F10

muted

#7B7F7F

Preview Lab

Preview with #277C8B

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

Preview Lab → · Contrast checker → · Palette generator →