#2D4571#2D4571

#2D4571 is a dark, moderate blue. Relative luminance 0.060; OKLCH L 39.3% C 0.081 H 261.7°. Best body text is #FFFFFF at 9.54:1 contrast (WCAG AA passes).

Color values

HEX	#2D4571
RGB	rgb(45, 69, 113)
HSL	hsl(219, 43%, 31%)
HSV	hsv(219, 60%, 44%)
CMYK	cmyk(60.2%, 38.9%, 0%, 55.7%)
CIE-LAB	lab(29.43, 5.36, -28.20)
CIE-LCH	lch(29.43, 28.71, 280.76°)
OKLab	oklab(39.33% -0.0117 -0.0799)
OKLCH	oklch(39.33% 0.081 261.7)
XYZ	xyz(6.1899, 6.0059, 16.4526)
Luminance	0.0601 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D4571 #71592D

analogous

#2D6771 #2D4571 #372D71

triadic

#2D4571 #712D45 #45712D

tetradic

#2D4571 #712D67 #71592D #2D7137

square

#2D4571 #712D67 #71592D #2D7137

split-complementary

#2D4571 #71372D #67712D

monochromatic

#0A1019 #1C2A45 #2D4571 #3E609D #5B7EBE

Accessibility & contrast

On white

9.54

#2D4571 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#2D4571 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D4571

9.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D4571	#FFFFFF	#000000	##FFFFFF
##2D4571	1.00	9.54	2.20	9.54
#FFFFFF	9.54	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#334973

Deuteranopia (green-blind)

#2A4270

Tritanopia (blue-blind)

#004F55

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #2d4571;
/* rgb */ color: rgb(45, 69, 113);
/* oklch */ color: oklch(39.3% 0.081 261.7);

Tailwind

colors: {
  custom: {
    50: '#6c789a',
    500: '#2d4571',
    950: '#000000',
  },
}

SCSS

$custom: #2d4571;
$custom-light: #6c789a;
$custom-dark: #000000;

JSON

{
  "hex": "#2d4571",
  "rgb": {
    "r": 45,
    "g": 69,
    "b": 113
  },
  "hsl": {
    "h": 218.824,
    "s": 43.038,
    "l": 30.98
  },
  "oklch": {
    "l": 0.39326,
    "c": 0.08073,
    "h": 261.7
  },
  "luminance": 0.06006
}

Semantic roles & 50–950 ramp

primary

#2D4571

secondary

#A38857

accent

#A655D3

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #2D4571

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

Preview Lab → · Contrast checker → · Palette generator →