#2F47A9#2F47A9

#2F47A9 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.0% C 0.160 H 268.5°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#2F47A9
RGB	rgb(47, 71, 169)
HSL	hsl(228, 56%, 42%)
HSV	hsv(228, 72%, 66%)
CMYK	cmyk(72.2%, 58%, 0%, 33.7%)
CIE-LAB	lab(33.93, 25.34, -55.35)
CIE-LCH	lch(33.93, 60.88, 294.60°)
OKLab	oklab(44% -0.0041 -0.1596)
OKLCH	oklch(44% 0.16 268.5)
XYZ	xyz(10.5845, 7.9743, 38.5098)
Luminance	0.0798 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F47A9 #A9912F

analogous

#2F84A9 #2F47A9 #542FA9

triadic

#2F47A9 #A92F47 #47A92F

tetradic

#2F47A9 #A92F84 #A9912F #2FA954

square

#2F47A9 #A92F84 #A9912F #2FA954

split-complementary

#2F47A9 #A9542F #84A92F

monochromatic

#141F49 #223379 #2F47A9 #4963CC #798CDA

Accessibility & contrast

On white

8.09

#2F47A9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#2F47A9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F47A9

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F47A9	#FFFFFF	#000000	##FFFFFF
##2F47A9	1.00	8.09	2.60	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056AC

Deuteranopia (green-blind)

#004AA7

Tritanopia (blue-blind)

#005F71

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #2f47a9;
/* rgb */ color: rgb(47, 71, 169);
/* oklch */ color: oklch(44.0% 0.160 268.5);

Tailwind

colors: {
  custom: {
    50: '#7879c3',
    500: '#2f47a9',
    950: '#000000',
  },
}

SCSS

$custom: #2f47a9;
$custom-light: #7879c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2f47a9",
  "rgb": {
    "r": 47,
    "g": 71,
    "b": 169
  },
  "hsl": {
    "h": 228.197,
    "s": 56.481,
    "l": 42.353
  },
  "oklch": {
    "l": 0.44003,
    "c": 0.15963,
    "h": 268.5
  },
  "luminance": 0.07975
}

Semantic roles & 50–950 ramp

primary

#2F47A9

secondary

#C2B272

accent

#C248E0

background

#F7F7FC

surface

#EEEDF8

border

#C9C8D1

text

#0A0913

muted

#7C7B82

Preview Lab

Preview with #2F47A9

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

Preview Lab → · Contrast checker → · Palette generator →