#2D3389#2D3389

#2D3389 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.2% C 0.141 H 274.2°. Best body text is #FFFFFF at 10.79:1 contrast (WCAG AA passes).

Color values

HEX	#2D3389
RGB	rgb(45, 51, 137)
HSL	hsl(236, 51%, 36%)
HSV	hsv(236, 67%, 54%)
CMYK	cmyk(67.2%, 62.8%, 0%, 46.3%)
CIE-LAB	lab(25.95, 26.52, -48.84)
CIE-LCH	lch(25.95, 55.58, 298.50°)
OKLab	oklab(37.23% 0.0104 -0.1407)
OKLCH	oklch(37.23% 0.141 274.2)
XYZ	xyz(6.7799, 4.7311, 24.2180)
Luminance	0.0473 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3389 #89832D

analogous

#2D6189 #2D3389 #552D89

triadic

#2D3389 #892D33 #33892D

tetradic

#2D3389 #892D61 #89832D #2D8955

square

#2D3389 #892D61 #89832D #2D8955

split-complementary

#2D3389 #89552D #61892D

monochromatic

#0F112D #1E225B #2D3389 #3C44B7 #646BCC

Accessibility & contrast

On white

10.79

#2D3389 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#2D3389 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3389

10.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3389	#FFFFFF	#000000	##FFFFFF
##2D3389	1.00	10.79	1.95	10.79
#FFFFFF	10.79	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428C

Deuteranopia (green-blind)

#003987

Tritanopia (blue-blind)

#004859

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2d3389;
/* rgb */ color: rgb(45, 51, 137);
/* oklch */ color: oklch(37.2% 0.141 274.2);

Tailwind

colors: {
  custom: {
    50: '#726aac',
    500: '#2d3389',
    950: '#000000',
  },
}

SCSS

$custom: #2d3389;
$custom-light: #726aac;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3389",
  "rgb": {
    "r": 45,
    "g": 51,
    "b": 137
  },
  "hsl": {
    "h": 236.087,
    "s": 50.549,
    "l": 35.686
  },
  "oklch": {
    "l": 0.37231,
    "c": 0.14111,
    "h": 274.2
  },
  "luminance": 0.04732
}

Semantic roles & 50–950 ramp

primary

#2D3389

secondary

#B3AD5F

accent

#D14EDA

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #2D3389

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

Preview Lab → · Contrast checker → · Palette generator →