#2773B3#2773B3

#2773B3 is a mid, vivid cyan. Relative luminance 0.159; OKLCH L 54.1% C 0.124 H 248.2°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#2773B3
RGB	rgb(39, 115, 179)
HSL	hsl(207, 64%, 43%)
HSV	hsv(207, 78%, 70%)
CMYK	cmyk(78.2%, 35.8%, 0%, 29.8%)
CIE-LAB	lab(46.90, -0.33, -40.43)
CIE-LCH	lch(46.90, 40.44, 269.54°)
OKLab	oklab(54.11% -0.0461 -0.1151)
OKLCH	oklch(54.11% 0.124 248.2)
XYZ	xyz(15.1010, 15.9457, 44.9210)
Luminance	0.1595 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2773B3 #B36727

analogous

#27B3AD #2773B3 #272DB3

triadic

#2773B3 #B32773 #73B327

tetradic

#2773B3 #AD27B3 #B36727 #2DB327

square

#2773B3 #AD27B3 #B36727 #2DB327

split-complementary

#2773B3 #B3272D #B3AD27

monochromatic

#11324E #1C5381 #2773B3 #4192D6 #74AFE1

Accessibility & contrast

On white

5.01

#2773B3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.19

#2773B3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2773B3

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2773B3	#FFFFFF	#000000	##FFFFFF
##2773B3	1.00	5.01	4.19	5.01
#FFFFFF	5.01	1.00	21.00	1.00
#000000	4.19	21.00	1.00	21.00
##FFFFFF	5.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5576B6

Deuteranopia (green-blind)

#4169B2

Tritanopia (blue-blind)

#00828A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #2773b3;
/* rgb */ color: rgb(39, 115, 179);
/* oklch */ color: oklch(54.1% 0.124 248.2);

Tailwind

colors: {
  custom: {
    50: '#769aca',
    500: '#2773b3',
    950: '#000000',
  },
}

SCSS

$custom: #2773b3;
$custom-light: #769aca;
$custom-dark: #000000;

JSON

{
  "hex": "#2773b3",
  "rgb": {
    "r": 39,
    "g": 115,
    "b": 179
  },
  "hsl": {
    "h": 207.429,
    "s": 64.22,
    "l": 42.745
  },
  "oklch": {
    "l": 0.54111,
    "c": 0.12398,
    "h": 248.2
  },
  "luminance": 0.15947
}

Semantic roles & 50–950 ramp

primary

#2773B3

secondary

#C8976E

accent

#8D41E7

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2773B3

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

Preview Lab → · Contrast checker → · Palette generator →