#2C66C1#2C66C1

#2C66C1 is a mid, vivid blue. Relative luminance 0.139; OKLCH L 52.2% C 0.155 H 259.3°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#2C66C1
RGB	rgb(44, 102, 193)
HSL	hsl(217, 63%, 46%)
HSV	hsv(217, 77%, 76%)
CMYK	cmyk(77.2%, 47.2%, 0%, 24.3%)
CIE-LAB	lab(44.07, 13.73, -53.07)
CIE-LCH	lch(44.07, 54.82, 284.51°)
OKLab	oklab(52.21% -0.0289 -0.1524)
OKLCH	oklch(52.21% 0.155 259.3)
XYZ	xyz(15.4122, 13.8867, 52.3099)
Luminance	0.1389 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C66C1 #C1872C

analogous

#2CB1C1 #2C66C1 #3C2CC1

triadic

#2C66C1 #C12C66 #66C12C

tetradic

#2C66C1 #C12CB1 #C1872C #2CC13C

square

#2C66C1 #C12CB1 #C1872C #2CC13C

split-complementary

#2C66C1 #C13C2C #B1C12C

monochromatic

#15315D #214C8F #2C66C1 #5386D8 #84A9E3

Accessibility & contrast

On white

5.56

#2C66C1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#2C66C1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C66C1

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C66C1	#FFFFFF	#000000	##FFFFFF
##2C66C1	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#346FC4

Deuteranopia (green-blind)

#0762BF

Tritanopia (blue-blind)

#007C8A

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #2c66c1;
/* rgb */ color: rgb(44, 102, 193);
/* oklch */ color: oklch(52.2% 0.155 259.3);

Tailwind

colors: {
  custom: {
    50: '#7b91d4',
    500: '#2c66c1',
    950: '#000000',
  },
}

SCSS

$custom: #2c66c1;
$custom-light: #7b91d4;
$custom-dark: #000000;

JSON

{
  "hex": "#2c66c1",
  "rgb": {
    "r": 44,
    "g": 102,
    "b": 193
  },
  "hsl": {
    "h": 216.644,
    "s": 62.869,
    "l": 46.471
  },
  "oklch": {
    "l": 0.52213,
    "c": 0.15509,
    "h": 259.3
  },
  "luminance": 0.13888
}

Semantic roles & 50–950 ramp

primary

#2C66C1

secondary

#CCAD7D

accent

#A642E6

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #2C66C1

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

Preview Lab → · Contrast checker → · Palette generator →