#2F4F99#2F4F99

#2F4F99 is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.4% C 0.127 H 264.3°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#2F4F99
RGB	rgb(47, 79, 153)
HSL	hsl(222, 53%, 39%)
HSV	hsv(222, 69%, 60%)
CMYK	cmyk(69.3%, 48.4%, 0%, 40%)
CIE-LAB	lab(34.99, 13.99, -44.02)
CIE-LCH	lch(34.99, 46.19, 287.63°)
OKLab	oklab(44.44% -0.0126 -0.1261)
OKLCH	oklch(44.44% 0.127 264.3)
XYZ	xyz(9.7160, 8.4952, 31.2585)
Luminance	0.0850 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4F99 #99792F

analogous

#2F8499 #2F4F99 #442F99

triadic

#2F4F99 #992F4F #4F992F

tetradic

#2F4F99 #992F84 #99792F #2F9944

square

#2F4F99 #992F84 #99792F #2F9944

split-complementary

#2F4F99 #99442F #84992F

monochromatic

#121F3B #21376A #2F4F99 #4168C5 #6F8ED3

Accessibility & contrast

On white

7.78

#2F4F99 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#2F4F99 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4F99

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4F99	#FFFFFF	#000000	##FFFFFF
##2F4F99	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#28579C

Deuteranopia (green-blind)

#104E97

Tritanopia (blue-blind)

#00606C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2f4f99;
/* rgb */ color: rgb(47, 79, 153);
/* oklch */ color: oklch(44.4% 0.127 264.3);

Tailwind

colors: {
  custom: {
    50: '#747fb7',
    500: '#2f4f99',
    950: '#000000',
  },
}

SCSS

$custom: #2f4f99;
$custom-light: #747fb7;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4f99",
  "rgb": {
    "r": 47,
    "g": 79,
    "b": 153
  },
  "hsl": {
    "h": 221.887,
    "s": 53,
    "l": 39.216
  },
  "oklch": {
    "l": 0.44442,
    "c": 0.12674,
    "h": 264.3
  },
  "luminance": 0.08496
}

Semantic roles & 50–950 ramp

primary

#2F4F99

secondary

#BAA269

accent

#B14BDC

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #2F4F99

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

Preview Lab → · Contrast checker → · Palette generator →