#277388#277388

#277388 is a mid, moderate cyan. Relative luminance 0.145; OKLCH L 51.9% C 0.079 H 219.8°. Best body text is #FFFFFF at 5.39:1 contrast (WCAG AA passes).

Color values

HEX	#277388
RGB	rgb(39, 115, 136)
HSL	hsl(193, 55%, 34%)
HSV	hsv(193, 71%, 53%)
CMYK	cmyk(71.3%, 15.4%, 0%, 46.7%)
CIE-LAB	lab(44.90, -15.84, -18.25)
CIE-LCH	lch(44.90, 24.17, 229.04°)
OKLab	oklab(51.86% -0.061 -0.0509)
OKLCH	oklch(51.86% 0.079 219.8)
XYZ	xyz(11.4095, 14.4691, 25.4793)
Luminance	0.1447 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277388 #883C27

analogous

#27886D #277388 #274288

triadic

#277388 #882773 #738827

tetradic

#277388 #6D2788 #883C27 #428827

square

#277388 #6D2788 #883C27 #428827

split-complementary

#277388 #882742 #886D27

monochromatic

#0C2329 #194B58 #277388 #359BB8 #5AB6D0

Accessibility & contrast

On white

5.39

#277388 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#277388 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277388

5.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277388	#FFFFFF	#000000	##FFFFFF
##277388	1.00	5.39	3.89	5.39
#FFFFFF	5.39	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#667089

Deuteranopia (green-blind)

#596688

Tritanopia (blue-blind)

#007A7A

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #277388;
/* rgb */ color: rgb(39, 115, 136);
/* oklch */ color: oklch(51.9% 0.079 219.8);

Tailwind

colors: {
  custom: {
    50: '#6f9baa',
    500: '#277388',
    950: '#000000',
  },
}

SCSS

$custom: #277388;
$custom-light: #6f9baa;
$custom-dark: #000000;

JSON

{
  "hex": "#277388",
  "rgb": {
    "r": 39,
    "g": 115,
    "b": 136
  },
  "hsl": {
    "h": 192.99,
    "s": 55.429,
    "l": 34.314
  },
  "oklch": {
    "l": 0.5186,
    "c": 0.07947,
    "h": 219.8
  },
  "luminance": 0.1447
}

Semantic roles & 50–950 ramp

primary

#277388

secondary

#B56B56

accent

#6949DF

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #277388

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

Preview Lab → · Contrast checker → · Palette generator →