#2B4E97#2B4E97

#2B4E97 is a dark, vivid blue. Relative luminance 0.082; OKLCH L 43.9% C 0.126 H 263.0°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX	#2B4E97
RGB	rgb(43, 78, 151)
HSL	hsl(221, 56%, 38%)
HSV	hsv(221, 72%, 59%)
CMYK	cmyk(71.5%, 48.3%, 0%, 40.8%)
CIE-LAB	lab(34.39, 13.25, -43.79)
CIE-LCH	lch(34.39, 45.75, 286.84°)
OKLab	oklab(43.89% -0.0155 -0.1255)
OKLCH	oklch(43.89% 0.126 263)
XYZ	xyz(9.3046, 8.1958, 30.3637)
Luminance	0.0820 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4E97 #97742B

analogous

#2B8497 #2B4E97 #3E2B97

triadic

#2B4E97 #972B4E #4E972B

tetradic

#2B4E97 #972B84 #97742B #2B973E

square

#2B4E97 #972B84 #97742B #2B973E

split-complementary

#2B4E97 #973E2B #84972B

monochromatic

#101D38 #1D3567 #2B4E97 #3967C7 #688BD4

Accessibility & contrast

On white

7.96

#2B4E97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#2B4E97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4E97

7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4E97	#FFFFFF	#000000	##FFFFFF
##2B4E97	1.00	7.96	2.64	7.96
#FFFFFF	7.96	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27569A

Deuteranopia (green-blind)

#0D4C96

Tritanopia (blue-blind)

#005F6B

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2b4e97;
/* rgb */ color: rgb(43, 78, 151);
/* oklch */ color: oklch(43.9% 0.126 263.0);

Tailwind

colors: {
  custom: {
    50: '#727fb6',
    500: '#2b4e97',
    950: '#000000',
  },
}

SCSS

$custom: #2b4e97;
$custom-light: #727fb6;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4e97",
  "rgb": {
    "r": 43,
    "g": 78,
    "b": 151
  },
  "hsl": {
    "h": 220.556,
    "s": 55.67,
    "l": 38.039
  },
  "oklch": {
    "l": 0.43885,
    "c": 0.12648,
    "h": 263
  },
  "luminance": 0.08197
}

Semantic roles & 50–950 ramp

primary

#2B4E97

secondary

#BB9E63

accent

#AE49DF

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #2B4E97

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

Preview Lab → · Contrast checker → · Palette generator →