#2B4D97#2B4D97

#2B4D97 is a dark, vivid blue. Relative luminance 0.081; OKLCH L 43.7% C 0.128 H 263.5°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#2B4D97
RGB	rgb(43, 77, 151)
HSL	hsl(221, 56%, 38%)
HSV	hsv(221, 72%, 59%)
CMYK	cmyk(71.5%, 49%, 0%, 40.8%)
CIE-LAB	lab(34.10, 13.92, -44.26)
CIE-LCH	lch(34.10, 46.40, 287.46°)
OKLab	oklab(43.66% -0.0145 -0.1269)
OKLCH	oklch(43.66% 0.128 263.5)
XYZ	xyz(9.2341, 8.0548, 30.3402)
Luminance	0.0806 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4D97 #97752B

analogous

#2B8397 #2B4D97 #3F2B97

triadic

#2B4D97 #972B4D #4D972B

tetradic

#2B4D97 #972B83 #97752B #2B973F

square

#2B4D97 #972B83 #97752B #2B973F

split-complementary

#2B4D97 #973F2B #83972B

monochromatic

#101C38 #1D3567 #2B4D97 #3965C7 #688AD4

Accessibility & contrast

On white

8.04

#2B4D97 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#2B4D97 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4D97

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4D97	#FFFFFF	#000000	##FFFFFF
##2B4D97	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25559A

Deuteranopia (green-blind)

#074C95

Tritanopia (blue-blind)

#005E6A

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2b4d97;
/* rgb */ color: rgb(43, 77, 151);
/* oklch */ color: oklch(43.7% 0.128 263.5);

Tailwind

colors: {
  custom: {
    50: '#727eb6',
    500: '#2b4d97',
    950: '#000000',
  },
}

SCSS

$custom: #2b4d97;
$custom-light: #727eb6;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4d97",
  "rgb": {
    "r": 43,
    "g": 77,
    "b": 151
  },
  "hsl": {
    "h": 221.111,
    "s": 55.67,
    "l": 38.039
  },
  "oklch": {
    "l": 0.43662,
    "c": 0.12776,
    "h": 263.5
  },
  "luminance": 0.08056
}

Semantic roles & 50–950 ramp

primary

#2B4D97

secondary

#BB9F63

accent

#B049DF

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #2B4D97

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

Preview Lab → · Contrast checker → · Palette generator →