#2C66BC#2C66BC

#2C66BC is a mid, vivid blue. Relative luminance 0.137; OKLCH L 51.9% C 0.148 H 258.4°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#2C66BC
RGB	rgb(44, 102, 188)
HSL	hsl(216, 62%, 45%)
HSV	hsv(216, 77%, 74%)
CMYK	cmyk(76.6%, 45.7%, 0%, 26.3%)
CIE-LAB	lab(43.75, 11.83, -50.68)
CIE-LCH	lch(43.75, 52.05, 283.14°)
OKLab	oklab(51.87% -0.0297 -0.1453)
OKLCH	oklch(51.87% 0.148 258.4)
XYZ	xyz(14.8639, 13.6673, 49.4219)
Luminance	0.1367 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C66BC #BC822C

analogous

#2CAEBC #2C66BC #3A2CBC

triadic

#2C66BC #BC2C66 #66BC2C

tetradic

#2C66BC #BC2CAE #BC822C #2CBC3A

square

#2C66BC #BC2CAE #BC822C #2CBC3A

split-complementary

#2C66BC #BC3A2C #AEBC2C

monochromatic

#153059 #204B8A #2C66BC #4F86D6 #81A8E1

Accessibility & contrast

On white

5.62

#2C66BC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#2C66BC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #2C66BC

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C66BC	#FFFFFF	#000000	##FFFFFF
##2C66BC	1.00	5.62	3.73	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#396EBF

Deuteranopia (green-blind)

#1861BA

Tritanopia (blue-blind)

#007A88

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #2c66bc;
/* rgb */ color: rgb(44, 102, 188);
/* oklch */ color: oklch(51.9% 0.148 258.4);

Tailwind

colors: {
  custom: {
    50: '#7a91d1',
    500: '#2c66bc',
    950: '#000000',
  },
}

SCSS

$custom: #2c66bc;
$custom-light: #7a91d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2c66bc",
  "rgb": {
    "r": 44,
    "g": 102,
    "b": 188
  },
  "hsl": {
    "h": 215.833,
    "s": 62.069,
    "l": 45.49
  },
  "oklch": {
    "l": 0.51866,
    "c": 0.14836,
    "h": 258.4
  },
  "luminance": 0.13669
}

Semantic roles & 50–950 ramp

primary

#2C66BC

secondary

#CAAA79

accent

#A443E5

background

#F8F8FC

surface

#EFF0F9

border

#CACBD2

text

#0B0C14

muted

#7C7D82

Preview Lab

Preview with #2C66BC

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

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