#2D3380#2D3380

#2D3380 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.4% C 0.128 H 274.7°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#2D3380
RGB	rgb(45, 51, 128)
HSL	hsl(236, 48%, 34%)
HSV	hsv(236, 65%, 50%)
CMYK	cmyk(64.8%, 60.2%, 0%, 49.8%)
CIE-LAB	lab(25.21, 23.22, -44.43)
CIE-LCH	lch(25.21, 50.13, 297.60°)
OKLab	oklab(36.45% 0.0105 -0.1277)
OKLCH	oklch(36.45% 0.128 274.7)
XYZ	xyz(6.1610, 4.4835, 20.9586)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D3380 #807A2D

analogous

#2D5D80 #2D3380 #512D80

triadic

#2D3380 #802D33 #33802D

tetradic

#2D3380 #802D5D #807A2D #2D8051

square

#2D3380 #802D5D #807A2D #2D8051

split-complementary

#2D3380 #80512D #5D802D

monochromatic

#0D0F25 #1D2153 #2D3380 #3D45AD #6068C7

Accessibility & contrast

On white

11.07

#2D3380 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#2D3380 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D3380

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D3380	#FFFFFF	#000000	##FFFFFF
##2D3380	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F83

Deuteranopia (green-blind)

#00387E

Tritanopia (blue-blind)

#004654

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2d3380;
/* rgb */ color: rgb(45, 51, 128);
/* oklch */ color: oklch(36.4% 0.128 274.7);

Tailwind

colors: {
  custom: {
    50: '#706aa5',
    500: '#2d3380',
    950: '#000000',
  },
}

SCSS

$custom: #2d3380;
$custom-light: #706aa5;
$custom-dark: #000000;

JSON

{
  "hex": "#2d3380",
  "rgb": {
    "r": 45,
    "g": 51,
    "b": 128
  },
  "hsl": {
    "h": 235.663,
    "s": 47.977,
    "l": 33.922
  },
  "oklch": {
    "l": 0.36447,
    "c": 0.12818,
    "h": 274.7
  },
  "luminance": 0.04484
}

Semantic roles & 50–950 ramp

primary

#2D3380

secondary

#AEA85B

accent

#CE50D8

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#08060F

muted

#7B7A7F

Preview Lab

Preview with #2D3380

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

Preview Lab → · Contrast checker → · Palette generator →