#2773BD#2773BD

#2773BD is a mid, vivid cyan. Relative luminance 0.164; OKLCH L 54.7% C 0.137 H 251.4°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#2773BD
RGB	rgb(39, 115, 189)
HSL	hsl(210, 66%, 45%)
HSV	hsv(210, 79%, 74%)
CMYK	cmyk(79.4%, 39.2%, 0%, 25.9%)
CIE-LAB	lab(47.45, 3.44, -45.36)
CIE-LCH	lch(47.45, 45.49, 274.34°)
OKLab	oklab(54.72% -0.0435 -0.1295)
OKLCH	oklch(54.72% 0.137 251.4)
XYZ	xyz(16.1493, 16.3650, 50.4419)
Luminance	0.1637 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2773BD #BD7127

analogous

#27BDBC #2773BD #2728BD

triadic

#2773BD #BD2773 #73BD27

tetradic

#2773BD #BC27BD #BD7127 #28BD27

square

#2773BD #BC27BD #BD7127 #28BD27

split-complementary

#2773BD #BD2728 #BDBC27

monochromatic

#123558 #1D548A #2773BD #4892D9 #7BB0E4

Accessibility & contrast

On white

4.91

#2773BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#2773BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2773BD

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2773BD	#FFFFFF	#000000	##FFFFFF
##2773BD	1.00	4.91	4.27	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5078C0

Deuteranopia (green-blind)

#386ABC

Tritanopia (blue-blind)

#00858F

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #2773bd;
/* rgb */ color: rgb(39, 115, 189);
/* oklch */ color: oklch(54.7% 0.137 251.4);

Tailwind

colors: {
  custom: {
    50: '#789ad1',
    500: '#2773bd',
    950: '#000000',
  },
}

SCSS

$custom: #2773bd;
$custom-light: #789ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#2773bd",
  "rgb": {
    "r": 39,
    "g": 115,
    "b": 189
  },
  "hsl": {
    "h": 209.6,
    "s": 65.789,
    "l": 44.706
  },
  "oklch": {
    "l": 0.54718,
    "c": 0.13663,
    "h": 251.4
  },
  "luminance": 0.16367
}

Semantic roles & 50–950 ramp

primary

#2773BD

secondary

#CC9F74

accent

#933FE9

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0E14

muted

#7C7E82

Preview Lab

Preview with #2773BD

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

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