#2B3785#2B3785

#2B3785 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.5% C 0.131 H 271.9°. Best body text is #FFFFFF at 10.56:1 contrast (WCAG AA passes).

Color values

HEX	#2B3785
RGB	rgb(43, 55, 133)
HSL	hsl(232, 51%, 35%)
HSV	hsv(232, 68%, 52%)
CMYK	cmyk(67.7%, 58.6%, 0%, 47.8%)
CIE-LAB	lab(26.56, 22.01, -45.37)
CIE-LCH	lch(26.56, 50.43, 295.88°)
OKLab	oklab(37.54% 0.0044 -0.1305)
OKLCH	oklch(37.54% 0.131 271.9)
XYZ	xyz(6.5947, 4.9388, 22.7915)
Luminance	0.0494 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B3785 #85792B

analogous

#2B6485 #2B3785 #4C2B85

triadic

#2B3785 #852B37 #37852B

tetradic

#2B3785 #852B64 #85792B #2B854C

square

#2B3785 #852B64 #85792B #2B854C

split-complementary

#2B3785 #854C2B #64852B

monochromatic

#0D1129 #1C2457 #2B3785 #3A4AB3 #5F6ECB

Accessibility & contrast

On white

10.56

#2B3785 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#2B3785 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B3785

10.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B3785	#FFFFFF	#000000	##FFFFFF
##2B3785	1.00	10.56	1.99	10.56
#FFFFFF	10.56	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004388

Deuteranopia (green-blind)

#003B83

Tritanopia (blue-blind)

#004A58

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2b3785;
/* rgb */ color: rgb(43, 55, 133);
/* oklch */ color: oklch(37.5% 0.131 271.9);

Tailwind

colors: {
  custom: {
    50: '#706da9',
    500: '#2b3785',
    950: '#000000',
  },
}

SCSS

$custom: #2b3785;
$custom-light: #706da9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b3785",
  "rgb": {
    "r": 43,
    "g": 55,
    "b": 133
  },
  "hsl": {
    "h": 232,
    "s": 51.136,
    "l": 34.51
  },
  "oklch": {
    "l": 0.37543,
    "c": 0.13062,
    "h": 271.9
  },
  "luminance": 0.04939
}

Semantic roles & 50–950 ramp

primary

#2B3785

secondary

#B1A65B

accent

#C84DDB

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #2B3785

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

Preview Lab → · Contrast checker → · Palette generator →