#2B3471#2B3471

#2B3471 is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.3% C 0.105 H 273.5°. Best body text is #FFFFFF at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#2B3471
RGB	rgb(43, 52, 113)
HSL	hsl(232, 45%, 31%)
HSV	hsv(232, 62%, 44%)
CMYK	cmyk(61.9%, 54%, 0%, 55.7%)
CIE-LAB	lab(24.20, 16.59, -36.56)
CIE-LCH	lch(24.20, 40.15, 294.41°)
OKLab	oklab(35.29% 0.0064 -0.1046)
OKLCH	oklch(35.29% 0.105 273.5)
XYZ	xyz(5.2039, 4.1614, 16.1486)
Luminance	0.0416 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3471 #71682B

analogous

#2B5771 #2B3471 #452B71

triadic

#2B3471 #712B34 #34712B

tetradic

#2B3471 #712B57 #71682B #2B7145

square

#2B3471 #712B57 #71682B #2B7145

split-complementary

#2B3471 #71452B #57712B

monochromatic

#090B18 #1A2045 #2B3471 #3C489D #5765BF

Accessibility & contrast

On white

11.46

#2B3471 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#2B3471 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3471

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3471	#FFFFFF	#000000	##FFFFFF
##2B3471	1.00	11.46	1.83	11.46
#FFFFFF	11.46	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#123D73

Deuteranopia (green-blind)

#033770

Tritanopia (blue-blind)

#00424D

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2b3471;
/* rgb */ color: rgb(43, 52, 113);
/* oklch */ color: oklch(35.3% 0.105 273.5);

Tailwind

colors: {
  custom: {
    50: '#6c6b9a',
    500: '#2b3471',
    950: '#000000',
  },
}

SCSS

$custom: #2b3471;
$custom-light: #6c6b9a;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3471",
  "rgb": {
    "r": 43,
    "g": 52,
    "b": 113
  },
  "hsl": {
    "h": 232.286,
    "s": 44.872,
    "l": 30.588
  },
  "oklch": {
    "l": 0.35289,
    "c": 0.10484,
    "h": 273.5
  },
  "luminance": 0.04162
}

Semantic roles & 50–950 ramp

primary

#2B3471

secondary

#A39955

accent

#C453D5

background

#F6F6F9

surface

#ECEBF2

border

#C7C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #2B3471

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

Preview Lab → · Contrast checker → · Palette generator →