#2C77BB#2C77BB

#2C77BB is a mid, vivid cyan. Relative luminance 0.173; OKLCH L 55.7% C 0.128 H 249.5°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#2C77BB
RGB	rgb(44, 119, 187)
HSL	hsl(209, 62%, 45%)
HSV	hsv(209, 76%, 73%)
CMYK	cmyk(76.5%, 36.4%, 0%, 26.7%)
CIE-LAB	lab(48.65, 0.81, -42.28)
CIE-LCH	lch(48.65, 42.29, 271.10°)
OKLab	oklab(55.66% -0.0449 -0.1204)
OKLCH	oklch(55.66% 0.128 249.5)
XYZ	xyz(16.6018, 17.3150, 49.4712)
Luminance	0.1732 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C77BB #BB702C

analogous

#2CBBB7 #2C77BB #2C30BB

triadic

#2C77BB #BB2C77 #77BB2C

tetradic

#2C77BB #B72CBB #BB702C #30BB2C

square

#2C77BB #B72CBB #BB702C #30BB2C

split-complementary

#2C77BB #BB2C30 #BBB72C

monochromatic

#153858 #205789 #2C77BB #4F95D6 #80B3E1

Accessibility & contrast

On white

4.70

#2C77BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#2C77BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C77BB

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C77BB	#FFFFFF	#000000	##FFFFFF
##2C77BB	1.00	4.70	4.46	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#577BBE

Deuteranopia (green-blind)

#426EBA

Tritanopia (blue-blind)

#008790

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #2c77bb;
/* rgb */ color: rgb(44, 119, 187);
/* oklch */ color: oklch(55.7% 0.128 249.5);

Tailwind

colors: {
  custom: {
    50: '#799dd0',
    500: '#2c77bb',
    950: '#000000',
  },
}

SCSS

$custom: #2c77bb;
$custom-light: #799dd0;
$custom-dark: #000000;

JSON

{
  "hex": "#2c77bb",
  "rgb": {
    "r": 44,
    "g": 119,
    "b": 187
  },
  "hsl": {
    "h": 208.531,
    "s": 61.905,
    "l": 45.294
  },
  "oklch": {
    "l": 0.55663,
    "c": 0.12849,
    "h": 249.5
  },
  "luminance": 0.17317
}

Semantic roles & 50–950 ramp

primary

#2C77BB

secondary

#CA9F79

accent

#9043E5

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0E14

muted

#7C7E82

Preview Lab

Preview with #2C77BB

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

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