#2B5491#2B5491

#2B5491 is a dark, moderate blue. Relative luminance 0.089; OKLCH L 44.8% C 0.110 H 258.3°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#2B5491
RGB	rgb(43, 84, 145)
HSL	hsl(216, 54%, 37%)
HSV	hsv(216, 70%, 57%)
CMYK	cmyk(70.3%, 42.1%, 0%, 43.1%)
CIE-LAB	lab(35.79, 6.98, -37.91)
CIE-LCH	lch(35.79, 38.55, 280.44°)
OKLab	oklab(44.84% -0.0225 -0.1082)
OKLCH	oklch(44.84% 0.11 258.3)
XYZ	xyz(9.2756, 8.8976, 28.0112)
Luminance	0.0890 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B5491 #91682B

analogous

#2B8791 #2B5491 #352B91

triadic

#2B5491 #912B54 #54912B

tetradic

#2B5491 #912B87 #91682B #2B9135

square

#2B5491 #912B87 #91682B #2B9135

split-complementary

#2B5491 #91352B #87912B

monochromatic

#0F1D33 #1D3962 #2B5491 #396FC0 #6591D1

Accessibility & contrast

On white

7.55

#2B5491 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#2B5491 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B5491

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B5491	#FFFFFF	#000000	##FFFFFF
##2B5491	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#385993

Deuteranopia (green-blind)

#275090

Tritanopia (blue-blind)

#00626B

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #2b5491;
/* rgb */ color: rgb(43, 84, 145);
/* oklch */ color: oklch(44.8% 0.110 258.3);

Tailwind

colors: {
  custom: {
    50: '#7183b1',
    500: '#2b5491',
    950: '#000000',
  },
}

SCSS

$custom: #2b5491;
$custom-light: #7183b1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b5491",
  "rgb": {
    "r": 43,
    "g": 84,
    "b": 145
  },
  "hsl": {
    "h": 215.882,
    "s": 54.255,
    "l": 36.863
  },
  "oklch": {
    "l": 0.44841,
    "c": 0.11047,
    "h": 258.3
  },
  "luminance": 0.08899
}

Semantic roles & 50–950 ramp

primary

#2B5491

secondary

#B89460

accent

#A24ADE

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #2B5491

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

Preview Lab → · Contrast checker → · Palette generator →