#2771BB#2771BB

#2771BB is a mid, vivid cyan. Relative luminance 0.158; OKLCH L 54.1% C 0.136 H 251.9°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#2771BB
RGB	rgb(39, 113, 187)
HSL	hsl(210, 65%, 44%)
HSV	hsv(210, 79%, 73%)
CMYK	cmyk(79.1%, 39.6%, 0%, 26.7%)
CIE-LAB	lab(46.75, 3.92, -45.32)
CIE-LCH	lch(46.75, 45.49, 274.95°)
OKLab	oklab(54.13% -0.0423 -0.1294)
OKLCH	oklch(54.13% 0.136 251.9)
XYZ	xyz(15.7081, 15.8276, 49.2312)
Luminance	0.1583 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2771BB #BB7127

analogous

#27BBBB #2771BB #2727BB

triadic

#2771BB #BB2771 #71BB27

tetradic

#2771BB #BB27BB #BB7127 #27BB27

square

#2771BB #BB27BB #BB7127 #27BB27

split-complementary

#2771BB #BB2727 #BBBB27

monochromatic

#123456 #1C5288 #2771BB #4790D9 #79AEE3

Accessibility & contrast

On white

5.04

#2771BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#2771BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2771BB

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2771BB	#FFFFFF	#000000	##FFFFFF
##2771BB	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D76BE

Deuteranopia (green-blind)

#3669BA

Tritanopia (blue-blind)

#00838D

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #2771bb;
/* rgb */ color: rgb(39, 113, 187);
/* oklch */ color: oklch(54.1% 0.136 251.9);

Tailwind

colors: {
  custom: {
    50: '#7899d0',
    500: '#2771bb',
    950: '#000000',
  },
}

SCSS

$custom: #2771bb;
$custom-light: #7899d0;
$custom-dark: #000000;

JSON

{
  "hex": "#2771bb",
  "rgb": {
    "r": 39,
    "g": 113,
    "b": 187
  },
  "hsl": {
    "h": 210,
    "s": 65.487,
    "l": 44.314
  },
  "oklch": {
    "l": 0.54132,
    "c": 0.13617,
    "h": 251.9
  },
  "luminance": 0.15829
}

Semantic roles & 50–950 ramp

primary

#2771BB

secondary

#CB9F73

accent

#943FE8

background

#F7F9FC

surface

#EEF2F9

border

#C9CCD2

text

#0A0D14

muted

#7C7E82

Preview Lab

Preview with #2771BB

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

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