#2C66B7#2C66B7

#2C66B7 is a mid, vivid cyan. Relative luminance 0.135; OKLCH L 51.5% C 0.142 H 257.5°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#2C66B7
RGB	rgb(44, 102, 183)
HSL	hsl(215, 61%, 45%)
HSV	hsv(215, 76%, 72%)
CMYK	cmyk(76%, 44.3%, 0%, 28.2%)
CIE-LAB	lab(43.44, 9.93, -48.27)
CIE-LCH	lch(43.44, 49.28, 281.62°)
OKLab	oklab(51.53% -0.0307 -0.1383)
OKLCH	oklch(51.53% 0.142 257.5)
XYZ	xyz(14.3342, 13.4555, 46.6323)
Luminance	0.1346 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C66B7 #B77D2C

analogous

#2CACB7 #2C66B7 #382CB7

triadic

#2C66B7 #B72C66 #66B72C

tetradic

#2C66B7 #B72CAC #B77D2C #2CB738

square

#2C66B7 #B72CAC #B77D2C #2CB738

split-complementary

#2C66B7 #B7382C #ACB72C

monochromatic

#142F54 #204B86 #2C66B7 #4C85D4 #7EA7E0

Accessibility & contrast

On white

5.69

#2C66B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#2C66B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C66B7

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C66B7	#FFFFFF	#000000	##FFFFFF
##2C66B7	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D6DBA

Deuteranopia (green-blind)

#2261B5

Tritanopia (blue-blind)

#007985

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #2c66b7;
/* rgb */ color: rgb(44, 102, 183);
/* oklch */ color: oklch(51.5% 0.142 257.5);

Tailwind

colors: {
  custom: {
    50: '#7991cd',
    500: '#2c66b7',
    950: '#000000',
  },
}

SCSS

$custom: #2c66b7;
$custom-light: #7991cd;
$custom-dark: #000000;

JSON

{
  "hex": "#2c66b7",
  "rgb": {
    "r": 44,
    "g": 102,
    "b": 183
  },
  "hsl": {
    "h": 214.964,
    "s": 61.233,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51526,
    "c": 0.14162,
    "h": 257.5
  },
  "luminance": 0.13457
}

Semantic roles & 50–950 ramp

primary

#2C66B7

secondary

#C8A676

accent

#A143E4

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0A0C13

muted

#7C7D82

Preview Lab

Preview with #2C66B7

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

Preview Lab → · Contrast checker → · Palette generator →