#2B3792#2B3792

#2B3792 is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.7% C 0.149 H 271.7°. Best body text is #FFFFFF at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#2B3792
RGB	rgb(43, 55, 146)
HSL	hsl(233, 54%, 37%)
HSV	hsv(233, 71%, 57%)
CMYK	cmyk(70.5%, 62.3%, 0%, 42.7%)
CIE-LAB	lab(27.63, 26.87, -51.68)
CIE-LCH	lch(27.63, 58.25, 297.47°)
OKLab	oklab(38.67% 0.0044 -0.1491)
OKLCH	oklch(38.67% 0.149 271.7)
XYZ	xyz(7.5490, 5.3206, 27.8177)
Luminance	0.0532 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3792 #92862B

analogous

#2B6A92 #2B3792 #532B92

triadic

#2B3792 #922B37 #37922B

tetradic

#2B3792 #922B6A #92862B #2B9253

square

#2B3792 #922B6A #92862B #2B9253

split-complementary

#2B3792 #92532B #6A922B

monochromatic

#0F1333 #1D2563 #2B3792 #3949C1 #6672D2

Accessibility & contrast

On white

10.17

#2B3792 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#2B3792 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3792

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3792	#FFFFFF	#000000	##FFFFFF
##2B3792	1.00	10.17	2.06	10.17
#FFFFFF	10.17	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004695

Deuteranopia (green-blind)

#003D90

Tritanopia (blue-blind)

#004E5F

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2b3792;
/* rgb */ color: rgb(43, 55, 146);
/* oklch */ color: oklch(38.7% 0.149 271.7);

Tailwind

colors: {
  custom: {
    50: '#726db3',
    500: '#2b3792',
    950: '#000000',
  },
}

SCSS

$custom: #2b3792;
$custom-light: #726db3;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3792",
  "rgb": {
    "r": 43,
    "g": 55,
    "b": 146
  },
  "hsl": {
    "h": 233.01,
    "s": 54.497,
    "l": 37.059
  },
  "oklch": {
    "l": 0.38673,
    "c": 0.14916,
    "h": 271.7
  },
  "luminance": 0.05321
}

Semantic roles & 50–950 ramp

primary

#2B3792

secondary

#B8AE61

accent

#CD4ADE

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090711

muted

#7B7A80

Preview Lab

Preview with #2B3792

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

Preview Lab → · Contrast checker → · Palette generator →