#2C77B1#2C77B1

#2C77B1 is a mid, moderate cyan. Relative luminance 0.169; OKLCH L 55.1% C 0.116 H 245.7°. Best body text is #FFFFFF at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#2C77B1
RGB	rgb(44, 119, 177)
HSL	hsl(206, 60%, 43%)
HSV	hsv(206, 75%, 69%)
CMYK	cmyk(75.1%, 32.8%, 0%, 30.6%)
CIE-LAB	lab(48.14, -2.88, -37.32)
CIE-LCH	lch(48.14, 37.43, 265.59°)
OKLab	oklab(55.09% -0.0477 -0.1059)
OKLCH	oklch(55.09% 0.116 245.7)
XYZ	xyz(15.5683, 16.9017, 44.0283)
Luminance	0.1690 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C77B1 #B1662C

analogous

#2CB1A8 #2C77B1 #2C35B1

triadic

#2C77B1 #B12C77 #77B12C

tetradic

#2C77B1 #A82CB1 #B1662C #35B12C

square

#2C77B1 #A82CB1 #B1662C #35B12C

split-complementary

#2C77B1 #B12C35 #B1A82C

monochromatic

#14354F #205680 #2C77B1 #4996D2 #7AB2DE

Accessibility & contrast

On white

4.79

#2C77B1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.38

#2C77B1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C77B1

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C77B1	#FFFFFF	#000000	##FFFFFF
##2C77B1	1.00	4.79	4.38	4.79
#FFFFFF	4.79	1.00	21.00	1.00
#000000	4.38	21.00	1.00	21.00
##FFFFFF	4.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C79B3

Deuteranopia (green-blind)

#4A6DB0

Tritanopia (blue-blind)

#00858C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #2c77b1;
/* rgb */ color: rgb(44, 119, 177);
/* oklch */ color: oklch(55.1% 0.116 245.7);

Tailwind

colors: {
  custom: {
    50: '#779ec8',
    500: '#2c77b1',
    950: '#000000',
  },
}

SCSS

$custom: #2c77b1;
$custom-light: #779ec8;
$custom-dark: #000000;

JSON

{
  "hex": "#2c77b1",
  "rgb": {
    "r": 44,
    "g": 119,
    "b": 177
  },
  "hsl": {
    "h": 206.165,
    "s": 60.181,
    "l": 43.333
  },
  "oklch": {
    "l": 0.55086,
    "c": 0.11614,
    "h": 245.7
  },
  "luminance": 0.16903
}

Semantic roles & 50–950 ramp

primary

#2C77B1

secondary

#C69773

accent

#8A44E3

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #2C77B1

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

Preview Lab → · Contrast checker → · Palette generator →