#2D47A1#2D47A1

#2D47A1 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 43.2% C 0.149 H 267.6°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#2D47A1
RGB	rgb(45, 71, 161)
HSL	hsl(227, 56%, 40%)
HSV	hsv(227, 72%, 63%)
CMYK	cmyk(72%, 55.9%, 0%, 36.9%)
CIE-LAB	lab(33.21, 22.06, -51.72)
CIE-LCH	lch(33.21, 56.23, 293.10°)
OKLab	oklab(43.25% -0.0064 -0.1489)
OKLCH	oklch(43.25% 0.149 267.6)
XYZ	xyz(9.7662, 7.6366, 34.6706)
Luminance	0.0764 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D47A1 #A1872D

analogous

#2D81A1 #2D47A1 #4D2DA1

triadic

#2D47A1 #A12D47 #47A12D

tetradic

#2D47A1 #A12D81 #A1872D #2DA14D

square

#2D47A1 #A12D81 #A1872D #2DA14D

split-complementary

#2D47A1 #A14D2D #81A12D

monochromatic

#121D41 #203271 #2D47A1 #4160CA #7188D7

Accessibility & contrast

On white

8.31

#2D47A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#2D47A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D47A1

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D47A1	#FFFFFF	#000000	##FFFFFF
##2D47A1	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054A4

Deuteranopia (green-blind)

#00499F

Tritanopia (blue-blind)

#005D6D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2d47a1;
/* rgb */ color: rgb(45, 71, 161);
/* oklch */ color: oklch(43.2% 0.149 267.6);

Tailwind

colors: {
  custom: {
    50: '#7679bd',
    500: '#2d47a1',
    950: '#000000',
  },
}

SCSS

$custom: #2d47a1;
$custom-light: #7679bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2d47a1",
  "rgb": {
    "r": 45,
    "g": 71,
    "b": 161
  },
  "hsl": {
    "h": 226.552,
    "s": 56.311,
    "l": 40.392
  },
  "oklch": {
    "l": 0.43246,
    "c": 0.14908,
    "h": 267.6
  },
  "luminance": 0.07638
}

Semantic roles & 50–950 ramp

primary

#2D47A1

secondary

#BFAC6B

accent

#BE48E0

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2D47A1

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

Preview Lab → · Contrast checker → · Palette generator →