#2F47B4#2F47B4

#2F47B4 is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.9% C 0.175 H 268.7°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#2F47B4
RGB	rgb(47, 71, 180)
HSL	hsl(229, 59%, 45%)
HSV	hsv(229, 74%, 71%)
CMYK	cmyk(73.9%, 60.6%, 0%, 29.4%)
CIE-LAB	lab(34.81, 29.43, -60.46)
CIE-LCH	lch(34.81, 67.24, 295.96°)
OKLab	oklab(44.94% -0.0039 -0.1746)
OKLCH	oklch(44.94% 0.175 268.7)
XYZ	xyz(11.6609, 8.4049, 44.1789)
Luminance	0.0841 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F47B4 #B49C2F

analogous

#2F8AB4 #2F47B4 #5A2FB4

triadic

#2F47B4 #B42F47 #47B42F

tetradic

#2F47B4 #B42F8A #B49C2F #2FB45A

square

#2F47B4 #B42F8A #B49C2F #2FB45A

split-complementary

#2F47B4 #B45A2F #8AB42F

monochromatic

#162153 #223483 #2F47B4 #4F67D1 #8091DE

Accessibility & contrast

On white

7.83

#2F47B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#2F47B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F47B4

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F47B4	#FFFFFF	#000000	##FFFFFF
##2F47B4	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B8

Deuteranopia (green-blind)

#004CB2

Tritanopia (blue-blind)

#006376

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2f47b4;
/* rgb */ color: rgb(47, 71, 180);
/* oklch */ color: oklch(44.9% 0.175 268.7);

Tailwind

colors: {
  custom: {
    50: '#7b7acb',
    500: '#2f47b4',
    950: '#000000',
  },
}

SCSS

$custom: #2f47b4;
$custom-light: #7b7acb;
$custom-dark: #000000;

JSON

{
  "hex": "#2f47b4",
  "rgb": {
    "r": 47,
    "g": 71,
    "b": 180
  },
  "hsl": {
    "h": 229.173,
    "s": 58.59,
    "l": 44.51
  },
  "oklch": {
    "l": 0.44937,
    "c": 0.17461,
    "h": 268.7
  },
  "luminance": 0.08406
}

Semantic roles & 50–950 ramp

primary

#2F47B4

secondary

#C7B878

accent

#C646E2

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #2F47B4

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

Preview Lab → · Contrast checker → · Palette generator →