#2D4D81#2D4D81

#2D4D81 is a dark, moderate blue. Relative luminance 0.075; OKLCH L 42.3% C 0.095 H 259.7°. Best body text is #FFFFFF at 8.43:1 contrast (WCAG AA passes).

Color values

HEX	#2D4D81
RGB	rgb(45, 77, 129)
HSL	hsl(217, 48%, 34%)
HSV	hsv(217, 65%, 51%)
CMYK	cmyk(65.1%, 40.3%, 0%, 49.4%)
CIE-LAB	lab(32.81, 5.93, -32.84)
CIE-LCH	lch(32.81, 33.37, 280.24°)
OKLab	oklab(42.25% -0.017 -0.0934)
OKLCH	oklch(42.25% 0.095 259.7)
XYZ	xyz(7.6971, 7.4499, 21.7970)
Luminance	0.0745 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D4D81 #81612D

analogous

#2D7781 #2D4D81 #372D81

triadic

#2D4D81 #812D4D #4D812D

tetradic

#2D4D81 #812D77 #81612D #2D8137

square

#2D4D81 #812D77 #81612D #2D8137

split-complementary

#2D4D81 #81372D #77812D

monochromatic

#0D1726 #1D3254 #2D4D81 #3D68AE #6188C8

Accessibility & contrast

On white

8.43

#2D4D81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#2D4D81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D4D81

8.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D4D81	#FFFFFF	#000000	##FFFFFF
##2D4D81	1.00	8.43	2.49	8.43
#FFFFFF	8.43	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#365183

Deuteranopia (green-blind)

#2A4A80

Tritanopia (blue-blind)

#005960

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2d4d81;
/* rgb */ color: rgb(45, 77, 129);
/* oklch */ color: oklch(42.3% 0.095 259.7);

Tailwind

colors: {
  custom: {
    50: '#6f7ea6',
    500: '#2d4d81',
    950: '#000000',
  },
}

SCSS

$custom: #2d4d81;
$custom-light: #6f7ea6;
$custom-dark: #000000;

JSON

{
  "hex": "#2d4d81",
  "rgb": {
    "r": 45,
    "g": 77,
    "b": 129
  },
  "hsl": {
    "h": 217.143,
    "s": 48.276,
    "l": 34.118
  },
  "oklch": {
    "l": 0.42251,
    "c": 0.0949,
    "h": 259.7
  },
  "luminance": 0.07451
}

Semantic roles & 50–950 ramp

primary

#2D4D81

secondary

#AE8F5C

accent

#A450D8

background

#F7F7FA

surface

#EDEEF4

border

#C8C9CE

text

#08090F

muted

#7B7B7F

Preview Lab

Preview with #2D4D81

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

Preview Lab → · Contrast checker → · Palette generator →