#2F479A#2F479A

#2F479A is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.8% C 0.139 H 267.9°. Best body text is #FFFFFF at 8.44:1 contrast (WCAG AA passes).

Color values

HEX	#2F479A
RGB	rgb(47, 71, 154)
HSL	hsl(227, 53%, 39%)
HSV	hsv(227, 69%, 60%)
CMYK	cmyk(69.5%, 53.9%, 0%, 39.6%)
CIE-LAB	lab(32.79, 19.72, -48.17)
CIE-LCH	lch(32.79, 52.05, 292.26°)
OKLab	oklab(42.79% -0.005 -0.1384)
OKLCH	oklch(42.79% 0.139 267.9)
XYZ	xyz(9.2563, 7.4430, 31.5144)
Luminance	0.0744 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F479A #9A822F

analogous

#2F7D9A #2F479A #4D2F9A

triadic

#2F479A #9A2F47 #479A2F

tetradic

#2F479A #9A2F7D #9A822F #2F9A4D

square

#2F479A #9A2F7D #9A822F #2F9A4D

split-complementary

#2F479A #9A4D2F #7D9A2F

monochromatic

#121C3C #21316B #2F479A #415FC5 #7086D3

Accessibility & contrast

On white

8.44

#2F479A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.49

#2F479A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F479A

8.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F479A	#FFFFFF	#000000	##FFFFFF
##2F479A	1.00	8.44	2.49	8.44
#FFFFFF	8.44	1.00	21.00	1.00
#000000	2.49	21.00	1.00	21.00
##FFFFFF	8.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E529D

Deuteranopia (green-blind)

#004898

Tritanopia (blue-blind)

#005B69

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2f479a;
/* rgb */ color: rgb(47, 71, 154);
/* oklch */ color: oklch(42.8% 0.139 267.9);

Tailwind

colors: {
  custom: {
    50: '#7579b8',
    500: '#2f479a',
    950: '#000000',
  },
}

SCSS

$custom: #2f479a;
$custom-light: #7579b8;
$custom-dark: #000000;

JSON

{
  "hex": "#2f479a",
  "rgb": {
    "r": 47,
    "g": 71,
    "b": 154
  },
  "hsl": {
    "h": 226.542,
    "s": 53.234,
    "l": 39.412
  },
  "oklch": {
    "l": 0.42792,
    "c": 0.13853,
    "h": 267.9
  },
  "luminance": 0.07444
}

Semantic roles & 50–950 ramp

primary

#2F479A

secondary

#BBA96A

accent

#BC4BDD

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #2F479A

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

Preview Lab → · Contrast checker → · Palette generator →