#2F4D9F#2F4D9F

#2F4D9F is a dark, vivid blue. Relative luminance 0.084; OKLCH L 44.4% C 0.138 H 265.9°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#2F4D9F
RGB	rgb(47, 77, 159)
HSL	hsl(224, 54%, 40%)
HSV	hsv(224, 70%, 62%)
CMYK	cmyk(70.4%, 51.6%, 0%, 37.6%)
CIE-LAB	lab(34.83, 17.59, -47.90)
CIE-LCH	lch(34.83, 51.02, 290.16°)
OKLab	oklab(44.45% -0.0099 -0.1375)
OKLCH	oklch(44.45% 0.138 265.9)
XYZ	xyz(10.0820, 8.4143, 33.8870)
Luminance	0.0842 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4D9F #9F812F

analogous

#2F859F #2F4D9F #492F9F

triadic

#2F4D9F #9F2F4D #4D9F2F

tetradic

#2F4D9F #9F2F85 #9F812F #2F9F49

square

#2F4D9F #9F2F85 #9F812F #2F9F49

split-complementary

#2F4D9F #9F492F #859F2F

monochromatic

#131F41 #213670 #2F4D9F #4467C8 #738DD6

Accessibility & contrast

On white

7.83

#2F4D9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#2F4D9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4D9F

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4D9F	#FFFFFF	#000000	##FFFFFF
##2F4D9F	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)

#1C57A2

Deuteranopia (green-blind)

#004D9D

Tritanopia (blue-blind)

#00606E

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2f4d9f;
/* rgb */ color: rgb(47, 77, 159);
/* oklch */ color: oklch(44.4% 0.138 265.9);

Tailwind

colors: {
  custom: {
    50: '#767ebc',
    500: '#2f4d9f',
    950: '#000000',
  },
}

SCSS

$custom: #2f4d9f;
$custom-light: #767ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4d9f",
  "rgb": {
    "r": 47,
    "g": 77,
    "b": 159
  },
  "hsl": {
    "h": 223.929,
    "s": 54.369,
    "l": 40.392
  },
  "oklch": {
    "l": 0.44449,
    "c": 0.13791,
    "h": 265.9
  },
  "luminance": 0.08415
}

Semantic roles & 50–950 ramp

primary

#2F4D9F

secondary

#BDA86D

accent

#B64ADE

background

#F7F7FB

surface

#EEEEF6

border

#C9C9D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2F4D9F

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

Preview Lab → · Contrast checker → · Palette generator →