#2D47A3#2D47A3

#2D47A3 is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.4% C 0.152 H 267.6°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).

Color values

HEX	#2D47A3
RGB	rgb(45, 71, 163)
HSL	hsl(227, 57%, 41%)
HSV	hsv(227, 72%, 64%)
CMYK	cmyk(72.4%, 56.4%, 0%, 36.1%)
CIE-LAB	lab(33.37, 22.81, -52.68)
CIE-LCH	lch(33.37, 57.40, 293.42°)
OKLab	oklab(43.41% -0.0062 -0.1517)
OKLCH	oklch(43.41% 0.152 267.6)
XYZ	xyz(9.9440, 7.7077, 35.6069)
Luminance	0.0771 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D47A3 #A3892D

analogous

#2D82A3 #2D47A3 #4E2DA3

triadic

#2D47A3 #A32D47 #47A32D

tetradic

#2D47A3 #A32D82 #A3892D #2DA34E

square

#2D47A3 #A32D82 #A3892D #2DA34E

split-complementary

#2D47A3 #A34E2D #82A32D

monochromatic

#131D43 #203273 #2D47A3 #4260CB #7289D8

Accessibility & contrast

On white

8.26

#2D47A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.54

#2D47A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D47A3

8.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D47A3	#FFFFFF	#000000	##FFFFFF
##2D47A3	1.00	8.26	2.54	8.26
#FFFFFF	8.26	1.00	21.00	1.00
#000000	2.54	21.00	1.00	21.00
##FFFFFF	8.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054A6

Deuteranopia (green-blind)

#0049A1

Tritanopia (blue-blind)

#005D6E

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #2d47a3;
/* rgb */ color: rgb(45, 71, 163);
/* oklch */ color: oklch(43.4% 0.152 267.6);

Tailwind

colors: {
  custom: {
    50: '#7679bf',
    500: '#2d47a3',
    950: '#000000',
  },
}

SCSS

$custom: #2d47a3;
$custom-light: #7679bf;
$custom-dark: #000000;

JSON

{
  "hex": "#2d47a3",
  "rgb": {
    "r": 45,
    "g": 71,
    "b": 163
  },
  "hsl": {
    "h": 226.78,
    "s": 56.731,
    "l": 40.784
  },
  "oklch": {
    "l": 0.43409,
    "c": 0.15188,
    "h": 267.6
  },
  "luminance": 0.07709
}

Semantic roles & 50–950 ramp

primary

#2D47A3

secondary

#C0AD6C

accent

#BE48E0

background

#F7F7FB

surface

#EEEDF7

border

#C9C8D0

text

#0A0912

muted

#7C7B81

Preview Lab

Preview with #2D47A3

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

Preview Lab → · Contrast checker → · Palette generator →