#2B47BC#2B47BC

#2B47BC is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.5% C 0.186 H 267.7°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#2B47BC
RGB	rgb(43, 71, 188)
HSL	hsl(228, 63%, 45%)
HSV	hsv(228, 77%, 74%)
CMYK	cmyk(77.1%, 62.2%, 0%, 26.3%)
CIE-LAB	lab(35.30, 31.94, -64.38)
CIE-LCH	lch(35.30, 71.87, 296.39°)
OKLab	oklab(45.46% -0.0076 -0.1862)
OKLCH	oklch(45.46% 0.186 267.7)
XYZ	xyz(12.3234, 8.6495, 48.5872)
Luminance	0.0865 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B47BC #BCA02B

analogous

#2B8FBC #2B47BC #582BBC

triadic

#2B47BC #BC2B47 #47BC2B

tetradic

#2B47BC #BC2B8F #BCA02B #2BBC58

square

#2B47BC #BC2B8F #BCA02B #2BBC58

split-complementary

#2B47BC #BC582B #8FBC2B

monochromatic

#142158 #20348A #2B47BC #4E68D6 #8093E2

Accessibility & contrast

On white

7.69

#2B47BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#2B47BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B47BC

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B47BC	#FFFFFF	#000000	##FFFFFF
##2B47BC	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AC0

Deuteranopia (green-blind)

#004CBA

Tritanopia (blue-blind)

#00657B

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #2b47bc;
/* rgb */ color: rgb(43, 71, 188);
/* oklch */ color: oklch(45.5% 0.186 267.7);

Tailwind

colors: {
  custom: {
    50: '#7b7ad1',
    500: '#2b47bc',
    950: '#000000',
  },
}

SCSS

$custom: #2b47bc;
$custom-light: #7b7ad1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b47bc",
  "rgb": {
    "r": 43,
    "g": 71,
    "b": 188
  },
  "hsl": {
    "h": 228.414,
    "s": 62.771,
    "l": 45.294
  },
  "oklch": {
    "l": 0.45457,
    "c": 0.18632,
    "h": 267.7
  },
  "luminance": 0.08651
}

Semantic roles & 50–950 ramp

primary

#2B47BC

secondary

#CBBB78

accent

#C642E6

background

#F8F7FD

surface

#EFEDFA

border

#CAC8D3

text

#0B0914

muted

#7C7B83

Preview Lab

Preview with #2B47BC

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

Preview Lab → · Contrast checker → · Palette generator →