#277688#277688

#277688 is a mid, moderate cyan. Relative luminance 0.152; OKLCH L 52.6% C 0.079 H 216.0°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#277688
RGB	rgb(39, 118, 136)
HSL	hsl(191, 55%, 34%)
HSV	hsv(191, 71%, 53%)
CMYK	cmyk(71.3%, 13.2%, 0%, 46.7%)
CIE-LAB	lab(45.86, -17.50, -16.78)
CIE-LCH	lch(45.86, 24.25, 223.79°)
OKLab	oklab(52.63% -0.0643 -0.0467)
OKLCH	oklch(52.63% 0.079 216)
XYZ	xyz(11.7572, 15.1644, 25.5952)
Luminance	0.1517 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#277688 #883927

analogous

#27886A #277688 #274688

triadic

#277688 #882776 #768827

tetradic

#277688 #6A2788 #883927 #468827

square

#277688 #6A2788 #883927 #468827

split-complementary

#277688 #882746 #886A27

monochromatic

#0C2329 #194D58 #277688 #359FB8 #5ABAD0

Accessibility & contrast

On white

5.21

#277688 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#277688 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #277688

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##277688	#FFFFFF	#000000	##FFFFFF
##277688	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7289

Deuteranopia (green-blind)

#5C6888

Tritanopia (blue-blind)

#007D7C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #277688;
/* rgb */ color: rgb(39, 118, 136);
/* oklch */ color: oklch(52.6% 0.079 216.0);

Tailwind

colors: {
  custom: {
    50: '#6f9daa',
    500: '#277688',
    950: '#000000',
  },
}

SCSS

$custom: #277688;
$custom-light: #6f9daa;
$custom-dark: #000000;

JSON

{
  "hex": "#277688",
  "rgb": {
    "r": 39,
    "g": 118,
    "b": 136
  },
  "hsl": {
    "h": 191.134,
    "s": 55.429,
    "l": 34.314
  },
  "oklch": {
    "l": 0.52631,
    "c": 0.07947,
    "h": 216
  },
  "luminance": 0.15166
}

Semantic roles & 50–950 ramp

primary

#277688

secondary

#B56856

accent

#6549DF

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#080E10

muted

#7B7E7F

Preview Lab

Preview with #277688

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

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