#277183#277183

#277183 is a mid, moderate cyan. Relative luminance 0.139; OKLCH L 51.1% C 0.076 H 217.1°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#277183
RGB	rgb(39, 113, 131)
HSL	hsl(192, 54%, 33%)
HSV	hsv(192, 70%, 51%)
CMYK	cmyk(70.2%, 13.7%, 0%, 48.6%)
CIE-LAB	lab(44.06, -16.42, -16.55)
CIE-LCH	lch(44.06, 23.31, 225.22°)
OKLab	oklab(51.12% -0.0609 -0.0461)
OKLCH	oklch(51.12% 0.076 217.1)
XYZ	xyz(10.8369, 13.8791, 23.5761)
Luminance	0.1388 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277183 #833927

analogous

#278367 #277183 #274383

triadic

#277183 #832771 #718327

tetradic

#277183 #672783 #833927 #438327

square

#277183 #672783 #833927 #438327

split-complementary

#277183 #832743 #836727

monochromatic

#0B2025 #194854 #277183 #359AB2 #57B6CD

Accessibility & contrast

On white

5.56

#277183 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#277183 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277183

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277183	#FFFFFF	#000000	##FFFFFF
##277183	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#656E84

Deuteranopia (green-blind)

#586483

Tritanopia (blue-blind)

#007777

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #277183;
/* rgb */ color: rgb(39, 113, 131);
/* oklch */ color: oklch(51.1% 0.076 217.1);

Tailwind

colors: {
  custom: {
    50: '#6e9aa7',
    500: '#277183',
    950: '#000000',
  },
}

SCSS

$custom: #277183;
$custom-light: #6e9aa7;
$custom-dark: #000000;

JSON

{
  "hex": "#277183",
  "rgb": {
    "r": 39,
    "g": 113,
    "b": 131
  },
  "hsl": {
    "h": 191.739,
    "s": 54.118,
    "l": 33.333
  },
  "oklch": {
    "l": 0.51121,
    "c": 0.0764,
    "h": 217.1
  },
  "luminance": 0.1388
}

Semantic roles & 50–950 ramp

primary

#277183

secondary

#B26654

accent

#674ADD

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E0F

muted

#7B7E7F

Preview Lab

Preview with #277183

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

Preview Lab → · Contrast checker → · Palette generator →