#2C66C3#2C66C3

#2C66C3 is a mid, vivid blue. Relative luminance 0.140; OKLCH L 52.4% C 0.158 H 259.6°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#2C66C3
RGB	rgb(44, 102, 195)
HSL	hsl(217, 63%, 47%)
HSV	hsv(217, 77%, 76%)
CMYK	cmyk(77.4%, 47.7%, 0%, 23.5%)
CIE-LAB	lab(44.20, 14.49, -54.02)
CIE-LCH	lch(44.20, 55.93, 285.02°)
OKLab	oklab(52.35% -0.0286 -0.1552)
OKLCH	oklch(52.35% 0.158 259.6)
XYZ	xyz(15.6368, 13.9765, 53.4928)
Luminance	0.1398 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C66C3 #C3892C

analogous

#2CB2C3 #2C66C3 #3E2CC3

triadic

#2C66C3 #C32C66 #66C32C

tetradic

#2C66C3 #C32CB2 #C3892C #2CC33E

square

#2C66C3 #C32CB2 #C3892C #2CC33E

split-complementary

#2C66C3 #C33E2C #B2C32C

monochromatic

#15325F #214C91 #2C66C3 #5487D8 #86AAE4

Accessibility & contrast

On white

5.53

#2C66C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#2C66C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C66C3

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C66C3	#FFFFFF	#000000	##FFFFFF
##2C66C3	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3270C6

Deuteranopia (green-blind)

#0062C1

Tritanopia (blue-blind)

#007C8B

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #2c66c3;
/* rgb */ color: rgb(44, 102, 195);
/* oklch */ color: oklch(52.4% 0.158 259.6);

Tailwind

colors: {
  custom: {
    50: '#7b91d6',
    500: '#2c66c3',
    950: '#000000',
  },
}

SCSS

$custom: #2c66c3;
$custom-light: #7b91d6;
$custom-dark: #000000;

JSON

{
  "hex": "#2c66c3",
  "rgb": {
    "r": 44,
    "g": 102,
    "b": 195
  },
  "hsl": {
    "h": 216.954,
    "s": 63.18,
    "l": 46.863
  },
  "oklch": {
    "l": 0.52354,
    "c": 0.15779,
    "h": 259.6
  },
  "luminance": 0.13978
}

Semantic roles & 50–950 ramp

primary

#2C66C3

secondary

#CDAF7E

accent

#A742E6

background

#F8F8FD

surface

#EFF0FA

border

#CACBD3

text

#0B0C14

muted

#7C7D83

Preview Lab

Preview with #2C66C3

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

Preview Lab → · Contrast checker → · Palette generator →