#2C47B3#2C47B3

#2C47B3 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.7% C 0.174 H 267.8°. Best body text is #FFFFFF at 7.90:1 contrast (WCAG AA passes).

Color values

HEX	#2C47B3
RGB	rgb(44, 71, 179)
HSL	hsl(228, 61%, 44%)
HSV	hsv(228, 75%, 70%)
CMYK	cmyk(75.4%, 60.3%, 0%, 29.8%)
CIE-LAB	lab(34.59, 28.70, -60.23)
CIE-LCH	lch(34.59, 66.72, 295.48°)
OKLab	oklab(44.71% -0.0067 -0.174)
OKLCH	oklch(44.71% 0.174 267.8)
XYZ	xyz(11.4258, 8.2954, 43.6381)
Luminance	0.0830 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2C47B3 #B3982C

analogous

#2C8AB3 #2C47B3 #542CB3

triadic

#2C47B3 #B32C47 #47B32C

tetradic

#2C47B3 #B32C8A #B3982C #2CB354

square

#2C47B3 #B32C8A #B3982C #2CB354

split-complementary

#2C47B3 #B3542C #8AB32C

monochromatic

#142051 #203482 #2C47B3 #4A65D2 #7B8FDF

Accessibility & contrast

On white

7.90

#2C47B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#2C47B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2C47B3

7.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2C47B3	#FFFFFF	#000000	##FFFFFF
##2C47B3	1.00	7.90	2.66	7.90
#FFFFFF	7.90	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B7

Deuteranopia (green-blind)

#004BB1

Tritanopia (blue-blind)

#006276

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2c47b3;
/* rgb */ color: rgb(44, 71, 179);
/* oklch */ color: oklch(44.7% 0.174 267.8);

Tailwind

colors: {
  custom: {
    50: '#7979cb',
    500: '#2c47b3',
    950: '#000000',
  },
}

SCSS

$custom: #2c47b3;
$custom-light: #7979cb;
$custom-dark: #000000;

JSON

{
  "hex": "#2c47b3",
  "rgb": {
    "r": 44,
    "g": 71,
    "b": 179
  },
  "hsl": {
    "h": 228,
    "s": 60.538,
    "l": 43.725
  },
  "oklch": {
    "l": 0.44709,
    "c": 0.1741,
    "h": 267.8
  },
  "luminance": 0.08297
}

Semantic roles & 50–950 ramp

primary

#2C47B3

secondary

#C7B674

accent

#C444E4

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #2C47B3

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

Preview Lab → · Contrast checker → · Palette generator →