#2770BD#2770BD

#2770BD is a mid, vivid cyan. Relative luminance 0.157; OKLCH L 54.0% C 0.140 H 253.0°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#2770BD
RGB	rgb(39, 112, 189)
HSL	hsl(211, 66%, 45%)
HSV	hsv(211, 79%, 74%)
CMYK	cmyk(79.4%, 40.7%, 0%, 25.9%)
CIE-LAB	lab(46.57, 5.31, -46.76)
CIE-LCH	lch(46.57, 47.06, 276.48°)
OKLab	oklab(54.03% -0.0409 -0.1337)
OKLCH	oklch(54.03% 0.14 253)
XYZ	xyz(15.8127, 15.6919, 50.3297)
Luminance	0.1569 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2770BD #BD7427

analogous

#27BBBD #2770BD #2927BD

triadic

#2770BD #BD2770 #70BD27

tetradic

#2770BD #BD27BB #BD7427 #27BD29

square

#2770BD #BD27BB #BD7427 #27BD29

split-complementary

#2770BD #BD2927 #BBBD27

monochromatic

#123458 #1D528A #2770BD #488FD9 #7BAEE4

Accessibility & contrast

On white

5.07

#2770BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#2770BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2770BD

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2770BD	#FFFFFF	#000000	##FFFFFF
##2770BD	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A76C0

Deuteranopia (green-blind)

#3168BB

Tritanopia (blue-blind)

#00828D

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #2770bd;
/* rgb */ color: rgb(39, 112, 189);
/* oklch */ color: oklch(54.0% 0.140 253.0);

Tailwind

colors: {
  custom: {
    50: '#7898d1',
    500: '#2770bd',
    950: '#000000',
  },
}

SCSS

$custom: #2770bd;
$custom-light: #7898d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2770bd",
  "rgb": {
    "r": 39,
    "g": 112,
    "b": 189
  },
  "hsl": {
    "h": 210.8,
    "s": 65.789,
    "l": 44.706
  },
  "oklch": {
    "l": 0.54029,
    "c": 0.13982,
    "h": 253
  },
  "luminance": 0.15694
}

Semantic roles & 50–950 ramp

primary

#2770BD

secondary

#CCA174

accent

#963FE9

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0D14

muted

#7C7E82

Preview Lab

Preview with #2770BD

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

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