#2D47A8#2D47A8

#2D47A8 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.8% C 0.159 H 267.8°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#2D47A8
RGB	rgb(45, 71, 168)
HSL	hsl(227, 58%, 42%)
HSV	hsv(227, 73%, 66%)
CMYK	cmyk(73.2%, 57.7%, 0%, 34.1%)
CIE-LAB	lab(33.75, 24.70, -55.05)
CIE-LCH	lch(33.75, 60.33, 294.17°)
OKLab	oklab(43.82% -0.006 -0.1587)
OKLCH	oklch(43.82% 0.159 267.8)
XYZ	xyz(10.4009, 7.8904, 38.0131)
Luminance	0.0789 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D47A8 #A88E2D

analogous

#2D85A8 #2D47A8 #512DA8

triadic

#2D47A8 #A82D47 #47A82D

tetradic

#2D47A8 #A82D85 #A88E2D #2DA851

square

#2D47A8 #A82D85 #A88E2D #2DA851

split-complementary

#2D47A8 #A8512D #85A82D

monochromatic

#131E47 #203378 #2D47A8 #4562CD #758BDA

Accessibility & contrast

On white

8.14

#2D47A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#2D47A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D47A8

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D47A8	#FFFFFF	#000000	##FFFFFF
##2D47A8	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055AB

Deuteranopia (green-blind)

#004AA6

Tritanopia (blue-blind)

#005F70

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2d47a8;
/* rgb */ color: rgb(45, 71, 168);
/* oklch */ color: oklch(43.8% 0.159 267.8);

Tailwind

colors: {
  custom: {
    50: '#7779c3',
    500: '#2d47a8',
    950: '#000000',
  },
}

SCSS

$custom: #2d47a8;
$custom-light: #7779c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2d47a8",
  "rgb": {
    "r": 45,
    "g": 71,
    "b": 168
  },
  "hsl": {
    "h": 227.317,
    "s": 57.746,
    "l": 41.765
  },
  "oklch": {
    "l": 0.43821,
    "c": 0.15883,
    "h": 267.8
  },
  "luminance": 0.07892
}

Semantic roles & 50–950 ramp

primary

#2D47A8

secondary

#C2B06F

accent

#C047E1

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2D47A8

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

Preview Lab → · Contrast checker → · Palette generator →