#2F4599#2F4599

#2F4599 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.3% C 0.140 H 268.7°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#2F4599
RGB	rgb(47, 69, 153)
HSL	hsl(228, 53%, 39%)
HSV	hsv(228, 69%, 60%)
CMYK	cmyk(69.3%, 54.9%, 0%, 40%)
CIE-LAB	lab(32.17, 20.68, -48.58)
CIE-LCH	lch(32.17, 52.80, 293.07°)
OKLab	oklab(42.3% -0.0032 -0.1397)
OKLCH	oklch(42.3% 0.14 268.7)
XYZ	xyz(9.0482, 7.1596, 31.0359)
Luminance	0.0716 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4599 #99832F

analogous

#2F7A99 #2F4599 #4E2F99

triadic

#2F4599 #992F45 #45992F

tetradic

#2F4599 #992F7A #99832F #2F994E

square

#2F4599 #992F7A #99832F #2F994E

split-complementary

#2F4599 #994E2F #7A992F

monochromatic

#121B3B #21306A #2F4599 #415CC5 #6F84D3

Accessibility & contrast

On white

8.63

#2F4599 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#2F4599 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4599

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4599	#FFFFFF	#000000	##FFFFFF
##2F4599	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#06519C

Deuteranopia (green-blind)

#004797

Tritanopia (blue-blind)

#005968

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2f4599;
/* rgb */ color: rgb(47, 69, 153);
/* oklch */ color: oklch(42.3% 0.140 268.7);

Tailwind

colors: {
  custom: {
    50: '#7578b8',
    500: '#2f4599',
    950: '#000000',
  },
}

SCSS

$custom: #2f4599;
$custom-light: #7578b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4599",
  "rgb": {
    "r": 47,
    "g": 69,
    "b": 153
  },
  "hsl": {
    "h": 227.547,
    "s": 53,
    "l": 39.216
  },
  "oklch": {
    "l": 0.42296,
    "c": 0.13972,
    "h": 268.7
  },
  "luminance": 0.0716
}

Semantic roles & 50–950 ramp

primary

#2F4599

secondary

#BAAA69

accent

#BE4BDC

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #2F4599

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

Preview Lab → · Contrast checker → · Palette generator →