#2F479C#2F479C

#2F479C is a dark, vivid blue. Relative luminance 0.075; OKLCH L 42.9% C 0.141 H 268.1°. Best body text is #FFFFFF at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#2F479C
RGB	rgb(47, 71, 156)
HSL	hsl(227, 54%, 40%)
HSV	hsv(227, 70%, 61%)
CMYK	cmyk(69.9%, 54.5%, 0%, 38.8%)
CIE-LAB	lab(32.94, 20.47, -49.14)
CIE-LCH	lch(32.94, 53.23, 292.61°)
OKLab	oklab(42.95% -0.0048 -0.1413)
OKLCH	oklch(42.95% 0.141 268.1)
XYZ	xyz(9.4242, 7.5102, 32.3990)
Luminance	0.0751 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F479C #9C842F

analogous

#2F7E9C #2F479C #4D2F9C

triadic

#2F479C #9C2F47 #479C2F

tetradic

#2F479C #9C2F7E #9C842F #2F9C4D

square

#2F479C #9C2F7E #9C842F #2F9C4D

split-complementary

#2F479C #9C4D2F #7E9C2F

monochromatic

#131C3E #21326D #2F479C #425FC6 #7187D4

Accessibility & contrast

On white

8.39

#2F479C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.50

#2F479C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F479C

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F479C	#FFFFFF	#000000	##FFFFFF
##2F479C	1.00	8.39	2.50	8.39
#FFFFFF	8.39	1.00	21.00	1.00
#000000	2.50	21.00	1.00	21.00
##FFFFFF	8.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#08539F

Deuteranopia (green-blind)

#00499A

Tritanopia (blue-blind)

#005B6A

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #2f479c;
/* rgb */ color: rgb(47, 71, 156);
/* oklch */ color: oklch(42.9% 0.141 268.1);

Tailwind

colors: {
  custom: {
    50: '#7579ba',
    500: '#2f479c',
    950: '#000000',
  },
}

SCSS

$custom: #2f479c;
$custom-light: #7579ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2f479c",
  "rgb": {
    "r": 47,
    "g": 71,
    "b": 156
  },
  "hsl": {
    "h": 226.789,
    "s": 53.695,
    "l": 39.804
  },
  "oklch": {
    "l": 0.42949,
    "c": 0.14139,
    "h": 268.1
  },
  "luminance": 0.07511
}

Semantic roles & 50–950 ramp

primary

#2F479C

secondary

#BCAA6B

accent

#BD4BDD

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090912

muted

#7B7B81

Preview Lab

Preview with #2F479C

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

Preview Lab → · Contrast checker → · Palette generator →