#2F459C#2F459C

#2F459C is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.5% C 0.144 H 268.8°. Best body text is #FFFFFF at 8.56:1 contrast (WCAG AA passes).

Color values

HEX	#2F459C
RGB	rgb(47, 69, 156)
HSL	hsl(228, 54%, 40%)
HSV	hsv(228, 70%, 61%)
CMYK	cmyk(69.9%, 55.8%, 0%, 38.8%)
CIE-LAB	lab(32.39, 21.81, -50.03)
CIE-LCH	lch(32.39, 54.58, 293.55°)
OKLab	oklab(42.54% -0.003 -0.144)
OKLCH	oklch(42.54% 0.144 268.8)
XYZ	xyz(9.2991, 7.2600, 32.3573)
Luminance	0.0726 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F459C #9C862F

analogous

#2F7C9C #2F459C #502F9C

triadic

#2F459C #9C2F45 #459C2F

tetradic

#2F459C #9C2F7C #9C862F #2F9C50

square

#2F459C #9C2F7C #9C862F #2F9C50

split-complementary

#2F459C #9C502F #7C9C2F

monochromatic

#131B3E #21306D #2F459C #425DC6 #7185D4

Accessibility & contrast

On white

8.56

#2F459C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#2F459C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F459C

8.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F459C	#FFFFFF	#000000	##FFFFFF
##2F459C	1.00	8.56	2.45	8.56
#FFFFFF	8.56	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00519F

Deuteranopia (green-blind)

#00479A

Tritanopia (blue-blind)

#005A69

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #2f459c;
/* rgb */ color: rgb(47, 69, 156);
/* oklch */ color: oklch(42.5% 0.144 268.8);

Tailwind

colors: {
  custom: {
    50: '#7578ba',
    500: '#2f459c',
    950: '#000000',
  },
}

SCSS

$custom: #2f459c;
$custom-light: #7578ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2f459c",
  "rgb": {
    "r": 47,
    "g": 69,
    "b": 156
  },
  "hsl": {
    "h": 227.89,
    "s": 53.695,
    "l": 39.804
  },
  "oklch": {
    "l": 0.42535,
    "c": 0.14399,
    "h": 268.8
  },
  "luminance": 0.07261
}

Semantic roles & 50–950 ramp

primary

#2F459C

secondary

#BCAC6B

accent

#C04BDD

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #2F459C

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

Preview Lab → · Contrast checker → · Palette generator →