#2B4DBD#2B4DBD

#2B4DBD is a mid, vivid blue. Relative luminance 0.095; OKLCH L 46.7% C 0.180 H 266.4°. Best body text is #FFFFFF at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#2B4DBD
RGB	rgb(43, 77, 189)
HSL	hsl(226, 63%, 45%)
HSV	hsv(226, 77%, 74%)
CMYK	cmyk(77.2%, 59.3%, 0%, 25.9%)
CIE-LAB	lab(36.92, 28.41, -62.33)
CIE-LCH	lch(36.92, 68.50, 294.50°)
OKLab	oklab(46.69% -0.0114 -0.1801)
OKLCH	oklch(46.69% 0.18 266.4)
XYZ	xyz(12.8322, 9.4940, 49.2905)
Luminance	0.0950 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4DBD #BD9B2B

analogous

#2B96BD #2B4DBD #522BBD

triadic

#2B4DBD #BD2B4D #4DBD2B

tetradic

#2B4DBD #BD2B96 #BD9B2B #2BBD52

square

#2B4DBD #BD2B96 #BD9B2B #2BBD52

split-complementary

#2B4DBD #BD522B #96BD2B

monochromatic

#142459 #20398B #2B4DBD #4E6ED7 #8097E2

Accessibility & contrast

On white

7.24

#2B4DBD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#2B4DBD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4DBD

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4DBD	#FFFFFF	#000000	##FFFFFF
##2B4DBD	1.00	7.24	2.90	7.24
#FFFFFF	7.24	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EC1

Deuteranopia (green-blind)

#0050BB

Tritanopia (blue-blind)

#00697D

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #2b4dbd;
/* rgb */ color: rgb(43, 77, 189);
/* oklch */ color: oklch(46.7% 0.180 266.4);

Tailwind

colors: {
  custom: {
    50: '#7b7ed2',
    500: '#2b4dbd',
    950: '#000000',
  },
}

SCSS

$custom: #2b4dbd;
$custom-light: #7b7ed2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4dbd",
  "rgb": {
    "r": 43,
    "g": 77,
    "b": 189
  },
  "hsl": {
    "h": 226.027,
    "s": 62.931,
    "l": 45.49
  },
  "oklch": {
    "l": 0.46686,
    "c": 0.18042,
    "h": 266.4
  },
  "luminance": 0.09495
}

Semantic roles & 50–950 ramp

primary

#2B4DBD

secondary

#CBB879

accent

#C042E6

background

#F8F7FD

surface

#EFEEFA

border

#CAC9D3

text

#0B0914

muted

#7C7B83

Preview Lab

Preview with #2B4DBD

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

Preview Lab → · Contrast checker → · Palette generator →