#2B4397#2B4397

#2B4397 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 41.5% C 0.141 H 267.8°. Best body text is #FFFFFF at 8.93:1 contrast (WCAG AA passes).

Color values

HEX	#2B4397
RGB	rgb(43, 67, 151)
HSL	hsl(227, 56%, 38%)
HSV	hsv(227, 72%, 59%)
CMYK	cmyk(71.5%, 55.6%, 0%, 40.8%)
CIE-LAB	lab(31.26, 20.66, -48.84)
CIE-LCH	lch(31.26, 53.03, 292.93°)
OKLab	oklab(41.51% -0.0055 -0.1406)
OKLCH	oklch(41.51% 0.141 267.8)
XYZ	xyz(8.5874, 6.7614, 30.1247)
Luminance	0.0676 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4397 #977F2B

analogous

#2B7997 #2B4397 #492B97

triadic

#2B4397 #972B43 #43972B

tetradic

#2B4397 #972B79 #977F2B #2B9749

square

#2B4397 #972B79 #977F2B #2B9749

split-complementary

#2B4397 #97492B #79972B

monochromatic

#101938 #1D2E67 #2B4397 #3958C7 #6880D4

Accessibility & contrast

On white

8.93

#2B4397 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.35

#2B4397 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4397

8.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4397	#FFFFFF	#000000	##FFFFFF
##2B4397	1.00	8.93	2.35	8.93
#FFFFFF	8.93	1.00	21.00	1.00
#000000	2.35	21.00	1.00	21.00
##FFFFFF	8.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004F9A

Deuteranopia (green-blind)

#004595

Tritanopia (blue-blind)

#005766

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #2b4397;
/* rgb */ color: rgb(43, 67, 151);
/* oklch */ color: oklch(41.5% 0.141 267.8);

Tailwind

colors: {
  custom: {
    50: '#7376b6',
    500: '#2b4397',
    950: '#000000',
  },
}

SCSS

$custom: #2b4397;
$custom-light: #7376b6;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4397",
  "rgb": {
    "r": 43,
    "g": 67,
    "b": 151
  },
  "hsl": {
    "h": 226.667,
    "s": 55.67,
    "l": 38.039
  },
  "oklch": {
    "l": 0.41507,
    "c": 0.14069,
    "h": 267.8
  },
  "luminance": 0.06762
}

Semantic roles & 50–950 ramp

primary

#2B4397

secondary

#BBA763

accent

#BE49DF

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2B4397

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

Preview Lab → · Contrast checker → · Palette generator →