#2D47B3#2D47B3

#2D47B3 is a dark, vivid blue. Relative luminance 0.083; OKLCH L 44.8% C 0.174 H 268.1°. Best body text is #FFFFFF at 7.88:1 contrast (WCAG AA passes).

Color values

HEX	#2D47B3
RGB	rgb(45, 71, 179)
HSL	hsl(228, 60%, 44%)
HSV	hsv(228, 75%, 70%)
CMYK	cmyk(74.9%, 60.3%, 0%, 29.8%)
CIE-LAB	lab(34.64, 28.82, -60.16)
CIE-LCH	lch(34.64, 66.70, 295.60°)
OKLab	oklab(44.76% -0.0058 -0.1737)
OKLCH	oklch(44.76% 0.174 268.1)
XYZ	xyz(11.4693, 8.3178, 43.6401)
Luminance	0.0832 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D47B3 #B3992D

analogous

#2D8AB3 #2D47B3 #562DB3

triadic

#2D47B3 #B32D47 #47B32D

tetradic

#2D47B3 #B32D8A #B3992D #2DB356

square

#2D47B3 #B32D8A #B3992D #2DB356

split-complementary

#2D47B3 #B3562D #8AB32D

monochromatic

#142051 #213482 #2D47B3 #4B65D2 #7C8FDE

Accessibility & contrast

On white

7.88

#2D47B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.66

#2D47B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D47B3

7.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D47B3	#FFFFFF	#000000	##FFFFFF
##2D47B3	1.00	7.88	2.66	7.88
#FFFFFF	7.88	1.00	21.00	1.00
#000000	2.66	21.00	1.00	21.00
##FFFFFF	7.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B7

Deuteranopia (green-blind)

#004BB1

Tritanopia (blue-blind)

#006276

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #2d47b3;
/* rgb */ color: rgb(45, 71, 179);
/* oklch */ color: oklch(44.8% 0.174 268.1);

Tailwind

colors: {
  custom: {
    50: '#7a7acb',
    500: '#2d47b3',
    950: '#000000',
  },
}

SCSS

$custom: #2d47b3;
$custom-light: #7a7acb;
$custom-dark: #000000;

JSON

{
  "hex": "#2d47b3",
  "rgb": {
    "r": 45,
    "g": 71,
    "b": 179
  },
  "hsl": {
    "h": 228.358,
    "s": 59.821,
    "l": 43.922
  },
  "oklch": {
    "l": 0.44755,
    "c": 0.17383,
    "h": 268.1
  },
  "luminance": 0.08319
}

Semantic roles & 50–950 ramp

primary

#2D47B3

secondary

#C7B775

accent

#C445E3

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #2D47B3

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

Preview Lab → · Contrast checker → · Palette generator →