#2C47AB#2C47AB

#2C47AB is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.0% C 0.163 H 267.6°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#2C47AB
RGB	rgb(44, 71, 171)
HSL	hsl(227, 59%, 42%)
HSV	hsv(227, 74%, 67%)
CMYK	cmyk(74.3%, 58.5%, 0%, 32.9%)
CIE-LAB	lab(33.94, 25.70, -56.53)
CIE-LCH	lch(33.94, 62.10, 294.45°)
OKLab	oklab(44.02% -0.0068 -0.1631)
OKLCH	oklch(44.02% 0.163 267.6)
XYZ	xyz(10.6401, 7.9811, 39.4999)
Luminance	0.0798 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C47AB #AB902C

analogous

#2C87AB #2C47AB #502CAB

triadic

#2C47AB #AB2C47 #47AB2C

tetradic

#2C47AB #AB2C87 #AB902C #2CAB50

square

#2C47AB #AB2C87 #AB902C #2CAB50

split-complementary

#2C47AB #AB502C #87AB2C

monochromatic

#131F4A #1F337A #2C47AB #4562CF #768BDC

Accessibility & contrast

On white

8.09

#2C47AB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#2C47AB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C47AB

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C47AB	#FFFFFF	#000000	##FFFFFF
##2C47AB	1.00	8.09	2.60	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056AE

Deuteranopia (green-blind)

#004AA9

Tritanopia (blue-blind)

#006072

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2c47ab;
/* rgb */ color: rgb(44, 71, 171);
/* oklch */ color: oklch(44.0% 0.163 267.6);

Tailwind

colors: {
  custom: {
    50: '#7779c5',
    500: '#2c47ab',
    950: '#000000',
  },
}

SCSS

$custom: #2c47ab;
$custom-light: #7779c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2c47ab",
  "rgb": {
    "r": 44,
    "g": 71,
    "b": 171
  },
  "hsl": {
    "h": 227.244,
    "s": 59.07,
    "l": 42.157
  },
  "oklch": {
    "l": 0.44024,
    "c": 0.16324,
    "h": 267.6
  },
  "luminance": 0.07982
}

Semantic roles & 50–950 ramp

primary

#2C47AB

secondary

#C3B26F

accent

#C146E2

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2C47AB

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

Preview Lab → · Contrast checker → · Palette generator →