#2B4E99#2B4E99

#2B4E99 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.0% C 0.129 H 263.3°. Best body text is #FFFFFF at 7.92:1 contrast (WCAG AA passes).

Color values

HEX	#2B4E99
RGB	rgb(43, 78, 153)
HSL	hsl(221, 56%, 38%)
HSV	hsv(221, 72%, 60%)
CMYK	cmyk(71.9%, 49%, 0%, 40%)
CIE-LAB	lab(34.52, 14.02, -44.79)
CIE-LCH	lch(34.52, 46.93, 287.38°)
OKLab	oklab(44.03% -0.0152 -0.1285)
OKLCH	oklch(44.03% 0.129 263.3)
XYZ	xyz(9.4684, 8.2613, 31.2264)
Luminance	0.0826 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B4E99 #99762B

analogous

#2B8599 #2B4E99 #3F2B99

triadic

#2B4E99 #992B4E #4E992B

tetradic

#2B4E99 #992B85 #99762B #2B993F

square

#2B4E99 #992B85 #99762B #2B993F

split-complementary

#2B4E99 #993F2B #85992B

monochromatic

#101D39 #1E3669 #2B4E99 #3A67C8 #698CD5

Accessibility & contrast

On white

7.92

#2B4E99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#2B4E99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B4E99

7.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B4E99	#FFFFFF	#000000	##FFFFFF
##2B4E99	1.00	7.92	2.65	7.92
#FFFFFF	7.92	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25579C

Deuteranopia (green-blind)

#064C97

Tritanopia (blue-blind)

#00606C

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2b4e99;
/* rgb */ color: rgb(43, 78, 153);
/* oklch */ color: oklch(44.0% 0.129 263.3);

Tailwind

colors: {
  custom: {
    50: '#737fb7',
    500: '#2b4e99',
    950: '#000000',
  },
}

SCSS

$custom: #2b4e99;
$custom-light: #737fb7;
$custom-dark: #000000;

JSON

{
  "hex": "#2b4e99",
  "rgb": {
    "r": 43,
    "g": 78,
    "b": 153
  },
  "hsl": {
    "h": 220.909,
    "s": 56.122,
    "l": 38.431
  },
  "oklch": {
    "l": 0.4403,
    "c": 0.12935,
    "h": 263.3
  },
  "luminance": 0.08262
}

Semantic roles & 50–950 ramp

primary

#2B4E99

secondary

#BCA064

accent

#AF48DF

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #2B4E99

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

Preview Lab → · Contrast checker → · Palette generator →