#2C73BB#2C73BB

#2C73BB is a mid, vivid cyan. Relative luminance 0.164; OKLCH L 54.7% C 0.133 H 251.8°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#2C73BB
RGB	rgb(44, 115, 187)
HSL	hsl(210, 62%, 45%)
HSV	hsv(210, 76%, 73%)
CMYK	cmyk(76.5%, 38.5%, 0%, 26.7%)
CIE-LAB	lab(47.47, 3.27, -44.16)
CIE-LCH	lch(47.47, 44.28, 274.23°)
OKLab	oklab(54.74% -0.0413 -0.1259)
OKLCH	oklch(54.74% 0.133 251.8)
XYZ	xyz(16.1357, 16.3829, 49.3159)
Luminance	0.1638 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C73BB #BB742C

analogous

#2CBABB #2C73BB #2D2CBB

triadic

#2C73BB #BB2C73 #73BB2C

tetradic

#2C73BB #BB2CBA #BB742C #2CBB2D

square

#2C73BB #BB2CBA #BB742C #2CBB2D

split-complementary

#2C73BB #BB2D2C #BABB2C

monochromatic

#153658 #205589 #2C73BB #4F92D6 #80B0E1

Accessibility & contrast

On white

4.91

#2C73BB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#2C73BB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C73BB

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C73BB	#FFFFFF	#000000	##FFFFFF
##2C73BB	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5178BE

Deuteranopia (green-blind)

#3B6BBA

Tritanopia (blue-blind)

#00848E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #2c73bb;
/* rgb */ color: rgb(44, 115, 187);
/* oklch */ color: oklch(54.7% 0.133 251.8);

Tailwind

colors: {
  custom: {
    50: '#799ad0',
    500: '#2c73bb',
    950: '#000000',
  },
}

SCSS

$custom: #2c73bb;
$custom-light: #799ad0;
$custom-dark: #000000;

JSON

{
  "hex": "#2c73bb",
  "rgb": {
    "r": 44,
    "g": 115,
    "b": 187
  },
  "hsl": {
    "h": 210.21,
    "s": 61.905,
    "l": 45.294
  },
  "oklch": {
    "l": 0.54738,
    "c": 0.13255,
    "h": 251.8
  },
  "luminance": 0.16385
}

Semantic roles & 50–950 ramp

primary

#2C73BB

secondary

#CAA279

accent

#9443E5

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0A0E14

muted

#7C7E82

Preview Lab

Preview with #2C73BB

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

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