#2B3182#2B3182

#2B3182 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.1% C 0.134 H 274.3°. Best body text is #FFFFFF at 11.26:1 contrast (WCAG AA passes).

Color values

HEX	#2B3182
RGB	rgb(43, 49, 130)
HSL	hsl(236, 50%, 34%)
HSV	hsv(236, 67%, 51%)
CMYK	cmyk(66.9%, 62.3%, 0%, 49%)
CIE-LAB	lab(24.71, 24.97, -46.51)
CIE-LCH	lch(24.71, 52.79, 298.23°)
OKLab	oklab(36.09% 0.01 -0.1339)
OKLCH	oklch(36.09% 0.134 274.3)
XYZ	xyz(6.1225, 4.3214, 21.6262)
Luminance	0.0432 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3182 #827C2B

analogous

#2B5D82 #2B3182 #512B82

triadic

#2B3182 #822B31 #31822B

tetradic

#2B3182 #822B5D #827C2B #2B8251

square

#2B3182 #822B5D #827C2B #2B8251

split-complementary

#2B3182 #82512B #5D822B

monochromatic

#0D0E26 #1C2054 #2B3182 #3A42B0 #5E65CA

Accessibility & contrast

On white

11.26

#2B3182 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#2B3182 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3182

11.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3182	#FFFFFF	#000000	##FFFFFF
##2B3182	1.00	11.26	1.86	11.26
#FFFFFF	11.26	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F85

Deuteranopia (green-blind)

#003780

Tritanopia (blue-blind)

#004554

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2b3182;
/* rgb */ color: rgb(43, 49, 130);
/* oklch */ color: oklch(36.1% 0.134 274.3);

Tailwind

colors: {
  custom: {
    50: '#6f69a7',
    500: '#2b3182',
    950: '#000000',
  },
}

SCSS

$custom: #2b3182;
$custom-light: #6f69a7;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3182",
  "rgb": {
    "r": 43,
    "g": 49,
    "b": 130
  },
  "hsl": {
    "h": 235.862,
    "s": 50.289,
    "l": 33.922
  },
  "oklch": {
    "l": 0.3609,
    "c": 0.13431,
    "h": 274.3
  },
  "luminance": 0.04322
}

Semantic roles & 50–950 ramp

primary

#2B3182

secondary

#B0AA59

accent

#D04EDA

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #2B3182

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

Preview Lab → · Contrast checker → · Palette generator →