#2B4BBE#2B4BBE

#2B4BBE is a mid, vivid blue. Relative luminance 0.093; OKLCH L 46.4% C 0.184 H 266.9°. Best body text is #FFFFFF at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#2B4BBE
RGB	rgb(43, 75, 190)
HSL	hsl(227, 63%, 46%)
HSV	hsv(227, 77%, 75%)
CMYK	cmyk(77.4%, 60.5%, 0%, 25.5%)
CIE-LAB	lab(36.48, 30.09, -63.62)
CIE-LCH	lch(36.48, 70.38, 295.31°)
OKLab	oklab(46.39% -0.0101 -0.1839)
OKLCH	oklch(46.39% 0.184 266.9)
XYZ	xyz(12.8034, 9.2620, 49.8182)
Luminance	0.0926 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4BBE #BE9E2B

analogous

#2B94BE #2B4BBE #552BBE

triadic

#2B4BBE #BE2B4B #4BBE2B

tetradic

#2B4BBE #BE2B94 #BE9E2B #2BBE55

square

#2B4BBE #BE2B94 #BE9E2B #2BBE55

split-complementary

#2B4BBE #BE552B #94BE2B

monochromatic

#14245A #20378C #2B4BBE #4F6DD7 #8196E2

Accessibility & contrast

On white

7.36

#2B4BBE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#2B4BBE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4BBE

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4BBE	#FFFFFF	#000000	##FFFFFF
##2B4BBE	1.00	7.36	2.85	7.36
#FFFFFF	7.36	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DC2

Deuteranopia (green-blind)

#004FBC

Tritanopia (blue-blind)

#00687D

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #2b4bbe;
/* rgb */ color: rgb(43, 75, 190);
/* oklch */ color: oklch(46.4% 0.184 266.9);

Tailwind

colors: {
  custom: {
    50: '#7b7dd3',
    500: '#2b4bbe',
    950: '#000000',
  },
}

SCSS

$custom: #2b4bbe;
$custom-light: #7b7dd3;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4bbe",
  "rgb": {
    "r": 43,
    "g": 75,
    "b": 190
  },
  "hsl": {
    "h": 226.939,
    "s": 63.09,
    "l": 45.686
  },
  "oklch": {
    "l": 0.46387,
    "c": 0.18417,
    "h": 266.9
  },
  "luminance": 0.09263
}

Semantic roles & 50–950 ramp

primary

#2B4BBE

secondary

#CBB97A

accent

#C242E6

background

#F8F7FD

surface

#EFEEFA

border

#CAC9D3

text

#0B0914

muted

#7C7B83

Preview Lab

Preview with #2B4BBE

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

Preview Lab → · Contrast checker → · Palette generator →