#2B4BAC#2B4BAC

#2B4BAC is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.9% C 0.160 H 266.2°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#2B4BAC
RGB	rgb(43, 75, 172)
HSL	hsl(225, 60%, 42%)
HSV	hsv(225, 75%, 67%)
CMYK	cmyk(75%, 56.4%, 0%, 32.5%)
CIE-LAB	lab(35.05, 23.30, -55.33)
CIE-LCH	lch(35.05, 60.03, 292.83°)
OKLab	oklab(44.87% -0.0107 -0.1595)
OKLCH	oklch(44.87% 0.16 266.2)
XYZ	xyz(10.9561, 8.5231, 40.0894)
Luminance	0.0852 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4BAC #AC8C2B

analogous

#2B8CAC #2B4BAC #4B2BAC

triadic

#2B4BAC #AC2B4B #4BAC2B

tetradic

#2B4BAC #AC2B8C #AC8C2B #2BAC4B

square

#2B4BAC #AC2B8C #AC8C2B #2BAC4B

split-complementary

#2B4BAC #AC4B2B #8CAC2B

monochromatic

#13204A #1F367B #2B4BAC #4467D0 #758FDC

Accessibility & contrast

On white

7.76

#2B4BAC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#2B4BAC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4BAC

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4BAC	#FFFFFF	#000000	##FFFFFF
##2B4BAC	1.00	7.76	2.70	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059AF

Deuteranopia (green-blind)

#004DAA

Tritanopia (blue-blind)

#006374

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2b4bac;
/* rgb */ color: rgb(43, 75, 172);
/* oklch */ color: oklch(44.9% 0.160 266.2);

Tailwind

colors: {
  custom: {
    50: '#777cc5',
    500: '#2b4bac',
    950: '#000000',
  },
}

SCSS

$custom: #2b4bac;
$custom-light: #777cc5;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4bac",
  "rgb": {
    "r": 43,
    "g": 75,
    "b": 172
  },
  "hsl": {
    "h": 225.116,
    "s": 60,
    "l": 42.157
  },
  "oklch": {
    "l": 0.44866,
    "c": 0.15989,
    "h": 266.2
  },
  "luminance": 0.08524
}

Semantic roles & 50–950 ramp

primary

#2B4BAC

secondary

#C4AF6F

accent

#BC45E3

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2B4BAC

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

Preview Lab → · Contrast checker → · Palette generator →