#2D47A5#2D47A5

#2D47A5 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.6% C 0.155 H 267.7°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#2D47A5
RGB	rgb(45, 71, 165)
HSL	hsl(227, 57%, 41%)
HSV	hsv(227, 73%, 65%)
CMYK	cmyk(72.7%, 57%, 0%, 35.3%)
CIE-LAB	lab(33.52, 23.57, -53.63)
CIE-LCH	lch(33.52, 58.58, 293.73°)
OKLab	oklab(43.57% -0.0061 -0.1545)
OKLCH	oklch(43.57% 0.155 267.7)
XYZ	xyz(10.1246, 7.7799, 36.5581)
Luminance	0.0778 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D47A5 #A58B2D

analogous

#2D83A5 #2D47A5 #4F2DA5

triadic

#2D47A5 #A52D47 #47A52D

tetradic

#2D47A5 #A52D83 #A58B2D #2DA54F

square

#2D47A5 #A52D83 #A58B2D #2DA54F

split-complementary

#2D47A5 #A54F2D #83A52D

monochromatic

#131E45 #203275 #2D47A5 #4361CC #7389D9

Accessibility & contrast

On white

8.22

#2D47A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#2D47A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D47A5

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D47A5	#FFFFFF	#000000	##FFFFFF
##2D47A5	1.00	8.22	2.56	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055A8

Deuteranopia (green-blind)

#004AA3

Tritanopia (blue-blind)

#005E6F

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #2d47a5;
/* rgb */ color: rgb(45, 71, 165);
/* oklch */ color: oklch(43.6% 0.155 267.7);

Tailwind

colors: {
  custom: {
    50: '#7679c0',
    500: '#2d47a5',
    950: '#000000',
  },
}

SCSS

$custom: #2d47a5;
$custom-light: #7679c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2d47a5",
  "rgb": {
    "r": 45,
    "g": 71,
    "b": 165
  },
  "hsl": {
    "h": 227,
    "s": 57.143,
    "l": 41.176
  },
  "oklch": {
    "l": 0.43572,
    "c": 0.15467,
    "h": 267.7
  },
  "luminance": 0.07781
}

Semantic roles & 50–950 ramp

primary

#2D47A5

secondary

#C1AE6D

accent

#BF47E0

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2D47A5

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

Preview Lab → · Contrast checker → · Palette generator →