#2F45C9#2F45C9

#2F45C9 is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 46.5% C 0.204 H 269.1°. Best body text is #FFFFFF at 7.46:1 contrast (WCAG AA passes).

Color values

HEX	#2F45C9
RGB	rgb(47, 69, 201)
HSL	hsl(231, 62%, 49%)
HSV	hsv(231, 77%, 79%)
CMYK	cmyk(76.6%, 65.7%, 0%, 21.2%)
CIE-LAB	lab(36.13, 38.34, -70.62)
CIE-LCH	lch(36.13, 80.36, 298.50°)
OKLab	oklab(46.47% -0.0033 -0.2043)
OKLCH	oklch(46.47% 0.204 269.1)
XYZ	xyz(13.8394, 9.0761, 56.2695)
Luminance	0.0908 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2F45C9 #C9B32F

analogous

#2F92C9 #2F45C9 #662FC9

triadic

#2F45C9 #C92F45 #45C92F

tetradic

#2F45C9 #C92F92 #C9B32F #2FC966

square

#2F45C9 #C92F92 #C9B32F #2FC966

split-complementary

#2F45C9 #C9662F #92C92F

monochromatic

#182366 #233497 #2F45C9 #5C6ED9 #8E9AE5

Accessibility & contrast

On white

7.46

#2F45C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#2F45C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2F45C9

7.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2F45C9	#FFFFFF	#000000	##FFFFFF
##2F45C9	1.00	7.46	2.82	7.46
#FFFFFF	7.46	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CCD

Deuteranopia (green-blind)

#004EC7

Tritanopia (blue-blind)

#006881

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #2f45c9;
/* rgb */ color: rgb(47, 69, 201);
/* oklch */ color: oklch(46.5% 0.204 269.1);

Tailwind

colors: {
  custom: {
    50: '#8078db',
    500: '#2f45c9',
    950: '#000000',
  },
}

SCSS

$custom: #2f45c9;
$custom-light: #8078db;
$custom-dark: #000000;

JSON

{
  "hex": "#2f45c9",
  "rgb": {
    "r": 47,
    "g": 69,
    "b": 201
  },
  "hsl": {
    "h": 231.429,
    "s": 62.097,
    "l": 48.627
  },
  "oklch": {
    "l": 0.46466,
    "c": 0.20438,
    "h": 269.1
  },
  "luminance": 0.09078
}

Semantic roles & 50–950 ramp

primary

#2F45C9

secondary

#CFC485

accent

#CE43E5

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #2F45C9

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

Preview Lab → · Contrast checker → · Palette generator →