#2D3582#2D3582

#2D3582 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.0% C 0.128 H 273.8°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#2D3582
RGB	rgb(45, 53, 130)
HSL	hsl(234, 49%, 34%)
HSV	hsv(234, 65%, 51%)
CMYK	cmyk(65.4%, 59.2%, 0%, 49%)
CIE-LAB	lab(25.91, 22.60, -44.55)
CIE-LCH	lch(25.91, 49.95, 296.90°)
OKLab	oklab(37.02% 0.0086 -0.1281)
OKLCH	oklch(37.02% 0.128 273.8)
XYZ	xyz(6.3832, 4.7153, 21.6885)
Luminance	0.0472 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3582 #827A2D

analogous

#2D6082 #2D3582 #502D82

triadic

#2D3582 #822D35 #35822D

tetradic

#2D3582 #822D60 #827A2D #2D8250

square

#2D3582 #822D60 #827A2D #2D8250

split-complementary

#2D3582 #82502D #60822D

monochromatic

#0E1027 #1D2255 #2D3582 #3D48AF #616BC8

Accessibility & contrast

On white

10.81

#2D3582 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#2D3582 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3582

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3582	#FFFFFF	#000000	##FFFFFF
##2D3582	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004185

Deuteranopia (green-blind)

#003A80

Tritanopia (blue-blind)

#004856

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #2d3582;
/* rgb */ color: rgb(45, 53, 130);
/* oklch */ color: oklch(37.0% 0.128 273.8);

Tailwind

colors: {
  custom: {
    50: '#706ca7',
    500: '#2d3582',
    950: '#000000',
  },
}

SCSS

$custom: #2d3582;
$custom-light: #706ca7;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3582",
  "rgb": {
    "r": 45,
    "g": 53,
    "b": 130
  },
  "hsl": {
    "h": 234.353,
    "s": 48.571,
    "l": 34.314
  },
  "oklch": {
    "l": 0.37016,
    "c": 0.12838,
    "h": 273.8
  },
  "luminance": 0.04716
}

Semantic roles & 50–950 ramp

primary

#2D3582

secondary

#AFA75C

accent

#CB50D8

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #2D3582

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

Preview Lab → · Contrast checker → · Palette generator →