#2B4499#2B4499

#2B4499 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 41.9% C 0.142 H 267.5°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).

Color values

HEX	#2B4499
RGB	rgb(43, 68, 153)
HSL	hsl(226, 56%, 38%)
HSV	hsv(226, 72%, 60%)
CMYK	cmyk(71.9%, 55.6%, 0%, 40%)
CIE-LAB	lab(31.69, 20.75, -49.37)
CIE-LCH	lch(31.69, 53.55, 292.80°)
OKLab	oklab(41.88% -0.0062 -0.1421)
OKLCH	oklch(41.88% 0.142 267.5)
XYZ	xyz(8.8112, 6.9468, 31.0073)
Luminance	0.0695 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4499 #99802B

analogous

#2B7B99 #2B4499 #492B99

triadic

#2B4499 #992B44 #44992B

tetradic

#2B4499 #992B7B #99802B #2B9949

square

#2B4499 #992B7B #99802B #2B9949

split-complementary

#2B4499 #99492B #7B992B

monochromatic

#101A39 #1E2F69 #2B4499 #3A5AC8 #6982D5

Accessibility & contrast

On white

8.79

#2B4499 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#2B4499 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4499

8.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4499	#FFFFFF	#000000	##FFFFFF
##2B4499	1.00	8.79	2.39	8.79
#FFFFFF	8.79	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00509C

Deuteranopia (green-blind)

#004697

Tritanopia (blue-blind)

#005967

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #2b4499;
/* rgb */ color: rgb(43, 68, 153);
/* oklch */ color: oklch(41.9% 0.142 267.5);

Tailwind

colors: {
  custom: {
    50: '#7377b8',
    500: '#2b4499',
    950: '#000000',
  },
}

SCSS

$custom: #2b4499;
$custom-light: #7377b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4499",
  "rgb": {
    "r": 43,
    "g": 68,
    "b": 153
  },
  "hsl": {
    "h": 226.364,
    "s": 56.122,
    "l": 38.431
  },
  "oklch": {
    "l": 0.41877,
    "c": 0.14224,
    "h": 267.5
  },
  "luminance": 0.06948
}

Semantic roles & 50–950 ramp

primary

#2B4499

secondary

#BCA864

accent

#BD48DF

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2B4499

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

Preview Lab → · Contrast checker → · Palette generator →