#277180#277180

#277180 is a mid, moderate cyan. Relative luminance 0.138; OKLCH L 51.0% C 0.075 H 213.7°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#277180
RGB	rgb(39, 113, 128)
HSL	hsl(190, 53%, 33%)
HSV	hsv(190, 70%, 50%)
CMYK	cmyk(69.5%, 11.7%, 0%, 49.8%)
CIE-LAB	lab(43.94, -17.43, -14.93)
CIE-LCH	lch(43.94, 22.95, 220.58°)
OKLab	oklab(50.99% -0.0622 -0.0415)
OKLCH	oklch(50.99% 0.075 213.7)
XYZ	xyz(10.6365, 13.7989, 22.5208)
Luminance	0.1380 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277180 #803627

analogous

#278062 #277180 #274580

triadic

#277180 #802771 #718027

tetradic

#277180 #622780 #803627 #458027

square

#277180 #622780 #803627 #458027

split-complementary

#277180 #802745 #806227

monochromatic

#0A1E22 #194851 #277180 #359AAF #56B8CB

Accessibility & contrast

On white

5.59

#277180 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#277180 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277180

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277180	#FFFFFF	#000000	##FFFFFF
##277180	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#666D81

Deuteranopia (green-blind)

#596480

Tritanopia (blue-blind)

#007776

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #277180;
/* rgb */ color: rgb(39, 113, 128);
/* oklch */ color: oklch(51.0% 0.075 213.7);

Tailwind

colors: {
  custom: {
    50: '#6d9aa4',
    500: '#277180',
    950: '#000000',
  },
}

SCSS

$custom: #277180;
$custom-light: #6d9aa4;
$custom-dark: #000000;

JSON

{
  "hex": "#277180",
  "rgb": {
    "r": 39,
    "g": 113,
    "b": 128
  },
  "hsl": {
    "h": 190.112,
    "s": 53.293,
    "l": 32.745
  },
  "oklch": {
    "l": 0.50989,
    "c": 0.0748,
    "h": 213.7
  },
  "luminance": 0.138
}

Semantic roles & 50–950 ramp

primary

#277180

secondary

#B06253

accent

#644BDD

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E0F

muted

#7B7E7F

Preview Lab

Preview with #277180

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

Preview Lab → · Contrast checker → · Palette generator →