#2C66D4#2C66D4

#2C66D4 is a mid, vivid blue. Relative luminance 0.148; OKLCH L 53.6% C 0.180 H 261.6°. Best body text is #FFFFFF at 5.31:1 contrast (WCAG AA passes).

Color values

HEX	#2C66D4
RGB	rgb(44, 102, 212)
HSL	hsl(219, 66%, 50%)
HSV	hsv(219, 79%, 83%)
CMYK	cmyk(79.2%, 51.9%, 0%, 16.9%)
CIE-LAB	lab(45.34, 20.95, -61.94)
CIE-LCH	lch(45.34, 65.39, 288.68°)
OKLab	oklab(53.6% -0.0263 -0.1785)
OKLCH	oklch(53.6% 0.18 261.6)
XYZ	xyz(17.6695, 14.7896, 64.1980)
Luminance	0.1479 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C66D4 #D49A2C

analogous

#2CBAD4 #2C66D4 #462CD4

triadic

#2C66D4 #D42C66 #66D42C

tetradic

#2C66D4 #D42CBA #D49A2C #2CD446

square

#2C66D4 #D42CBA #D49A2C #2CD446

split-complementary

#2C66D4 #D4462C #BAD42C

monochromatic

#17356F #214DA2 #2C66D4 #5F8BDE #92B0E9

Accessibility & contrast

On white

5.31

#2C66D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.96

#2C66D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C66D4

5.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C66D4	#FFFFFF	#000000	##FFFFFF
##2C66D4	1.00	5.31	3.96	5.31
#FFFFFF	5.31	1.00	21.00	1.00
#000000	3.96	21.00	1.00	21.00
##FFFFFF	5.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1773D8

Deuteranopia (green-blind)

#0064D2

Tritanopia (blue-blind)

#008193

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #2c66d4;
/* rgb */ color: rgb(44, 102, 212);
/* oklch */ color: oklch(53.6% 0.180 261.6);

Tailwind

colors: {
  custom: {
    50: '#7f90e2',
    500: '#2c66d4',
    950: '#000000',
  },
}

SCSS

$custom: #2c66d4;
$custom-light: #7f90e2;
$custom-dark: #000000;

JSON

{
  "hex": "#2c66d4",
  "rgb": {
    "r": 44,
    "g": 102,
    "b": 212
  },
  "hsl": {
    "h": 219.286,
    "s": 66.142,
    "l": 50.196
  },
  "oklch": {
    "l": 0.53595,
    "c": 0.1804,
    "h": 261.6
  },
  "luminance": 0.14792
}

Semantic roles & 50–950 ramp

primary

#2C66D4

secondary

#D3BA88

accent

#AE3FE9

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0C0C15

muted

#7D7D83

Preview Lab

Preview with #2C66D4

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

Preview Lab → · Contrast checker → · Palette generator →