#2F4F9A#2F4F9A

#2F4F9A is a dark, vivid blue. Relative luminance 0.085; OKLCH L 44.5% C 0.128 H 264.4°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#2F4F9A
RGB	rgb(47, 79, 154)
HSL	hsl(222, 53%, 39%)
HSV	hsv(222, 69%, 60%)
CMYK	cmyk(69.5%, 48.7%, 0%, 39.6%)
CIE-LAB	lab(35.06, 14.36, -44.51)
CIE-LCH	lch(35.06, 46.77, 287.88°)
OKLab	oklab(44.51% -0.0125 -0.1276)
OKLCH	oklch(44.51% 0.128 264.4)
XYZ	xyz(9.7990, 8.5284, 31.6953)
Luminance	0.0853 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F4F9A #9A7A2F

analogous

#2F859A #2F4F9A #452F9A

triadic

#2F4F9A #9A2F4F #4F9A2F

tetradic

#2F4F9A #9A2F85 #9A7A2F #2F9A45

square

#2F4F9A #9A2F85 #9A7A2F #2F9A45

split-complementary

#2F4F9A #9A452F #859A2F

monochromatic

#121F3C #21376B #2F4F9A #4169C5 #708ED3

Accessibility & contrast

On white

7.76

#2F4F9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#2F4F9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F4F9A

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F4F9A	#FFFFFF	#000000	##FFFFFF
##2F4F9A	1.00	7.76	2.71	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#27589D

Deuteranopia (green-blind)

#0D4E98

Tritanopia (blue-blind)

#00606D

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #2f4f9a;
/* rgb */ color: rgb(47, 79, 154);
/* oklch */ color: oklch(44.5% 0.128 264.4);

Tailwind

colors: {
  custom: {
    50: '#747fb8',
    500: '#2f4f9a',
    950: '#000000',
  },
}

SCSS

$custom: #2f4f9a;
$custom-light: #747fb8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f4f9a",
  "rgb": {
    "r": 47,
    "g": 79,
    "b": 154
  },
  "hsl": {
    "h": 222.056,
    "s": 53.234,
    "l": 39.412
  },
  "oklch": {
    "l": 0.44514,
    "c": 0.12818,
    "h": 264.4
  },
  "luminance": 0.08529
}

Semantic roles & 50–950 ramp

primary

#2F4F9A

secondary

#BBA36A

accent

#B14BDD

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #2F4F9A

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

Preview Lab → · Contrast checker → · Palette generator →