#2C81C9#2C81C9

#2C81C9 is a mid, vivid cyan. Relative luminance 0.205; OKLCH L 58.8% C 0.136 H 248.4°. Best body text is #000000 at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#2C81C9
RGB	rgb(44, 129, 201)
HSL	hsl(208, 64%, 48%)
HSV	hsv(208, 78%, 79%)
CMYK	cmyk(78.1%, 35.8%, 0%, 21.2%)
CIE-LAB	lab(52.34, -0.05, -44.45)
CIE-LCH	lch(52.34, 44.45, 269.93°)
OKLab	oklab(58.8% -0.0502 -0.1266)
OKLCH	oklch(58.8% 0.136 248.4)
XYZ	xyz(19.4275, 20.4507, 58.1705)
Luminance	0.2045 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C81C9 #C9742C

analogous

#2CC9C2 #2C81C9 #2C32C9

triadic

#2C81C9 #C92C81 #81C92C

tetradic

#2C81C9 #C22CC9 #C9742C #32C92C

square

#2C81C9 #C22CC9 #C9742C #32C92C

split-complementary

#2C81C9 #C92C32 #C9C22C

monochromatic

#164165 #216197 #2C81C9 #589FDA #8ABBE5

Accessibility & contrast

On white

4.13

#2C81C9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.09

#2C81C9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #2C81C9

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C81C9	#FFFFFF	#000000	##000000
##2C81C9	1.00	4.13	5.09	5.09
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.09	21.00	1.00	1.00
##000000	5.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F85CC

Deuteranopia (green-blind)

#4876C8

Tritanopia (blue-blind)

#00929B

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #2c81c9;
/* rgb */ color: rgb(44, 129, 201);
/* oklch */ color: oklch(58.8% 0.136 248.4);

Tailwind

colors: {
  custom: {
    50: '#7ca5da',
    500: '#2c81c9',
    950: '#000000',
  },
}

SCSS

$custom: #2c81c9;
$custom-light: #7ca5da;
$custom-dark: #000000;

JSON

{
  "hex": "#2c81c9",
  "rgb": {
    "r": 44,
    "g": 129,
    "b": 201
  },
  "hsl": {
    "h": 207.516,
    "s": 64.082,
    "l": 48.039
  },
  "oklch": {
    "l": 0.588,
    "c": 0.13616,
    "h": 248.4
  },
  "luminance": 0.20453
}

Semantic roles & 50–950 ramp

primary

#2C81C9

secondary

#CFA582

accent

#8D41E7

background

#F8FAFD

surface

#EFF4FA

border

#CACED3

text

#0B0F15

muted

#7C7F83

Preview Lab

Preview with #2C81C9

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

Preview Lab → · Contrast checker → · Palette generator →