#2D3881#2D3881

#2D3881 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.5% C 0.123 H 272.6°. Best body text is #FFFFFF at 10.53:1 contrast (WCAG AA passes).

Color values

HEX	#2D3881
RGB	rgb(45, 56, 129)
HSL	hsl(232, 48%, 34%)
HSV	hsv(232, 65%, 51%)
CMYK	cmyk(65.1%, 56.6%, 0%, 49.4%)
CIE-LAB	lab(26.65, 20.18, -42.72)
CIE-LCH	lch(26.65, 47.24, 295.29°)
OKLab	oklab(37.55% 0.0056 -0.1227)
OKLCH	oklch(37.55% 0.123 272.6)
XYZ	xyz(6.4575, 4.9707, 21.3838)
Luminance	0.0497 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3881 #81762D

analogous

#2D6281 #2D3881 #4C2D81

triadic

#2D3881 #812D38 #38812D

tetradic

#2D3881 #812D62 #81762D #2D814C

square

#2D3881 #812D62 #81762D #2D814C

split-complementary

#2D3881 #814C2D #62812D

monochromatic

#0D1126 #1D2454 #2D3881 #3D4CAE #616EC8

Accessibility & contrast

On white

10.53

#2D3881 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.99

#2D3881 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3881

10.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3881	#FFFFFF	#000000	##FFFFFF
##2D3881	1.00	10.53	1.99	10.53
#FFFFFF	10.53	1.00	21.00	1.00
#000000	1.99	21.00	1.00	21.00
##FFFFFF	10.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#024384

Deuteranopia (green-blind)

#003B80

Tritanopia (blue-blind)

#004956

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #2d3881;
/* rgb */ color: rgb(45, 56, 129);
/* oklch */ color: oklch(37.5% 0.123 272.6);

Tailwind

colors: {
  custom: {
    50: '#706ea6',
    500: '#2d3881',
    950: '#000000',
  },
}

SCSS

$custom: #2d3881;
$custom-light: #706ea6;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3881",
  "rgb": {
    "r": 45,
    "g": 56,
    "b": 129
  },
  "hsl": {
    "h": 232.143,
    "s": 48.276,
    "l": 34.118
  },
  "oklch": {
    "l": 0.37547,
    "c": 0.1228,
    "h": 272.6
  },
  "luminance": 0.04971
}

Semantic roles & 50–950 ramp

primary

#2D3881

secondary

#AEA35C

accent

#C650D8

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08070F

muted

#7B7A7F

Preview Lab

Preview with #2D3881

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

Preview Lab → · Contrast checker → · Palette generator →