#4045BE#4045BE

#4045BE is a mid, vivid blue. Relative luminance 0.091; OKLCH L 46.4% C 0.186 H 274.7°. Best body text is #FFFFFF at 7.47:1 contrast (WCAG AA passes).

Color values

HEX	#4045BE
RGB	rgb(64, 69, 190)
HSL	hsl(238, 50%, 50%)
HSV	hsv(238, 66%, 75%)
CMYK	cmyk(66.3%, 63.7%, 0%, 25.5%)
CIE-LAB	lab(36.10, 36.50, -64.20)
CIE-LCH	lch(36.10, 73.85, 299.62°)
OKLab	oklab(46.4% 0.0151 -0.1852)
OKLCH	oklch(46.4% 0.186 274.7)
XYZ	xyz(13.5337, 9.0627, 49.7413)
Luminance	0.0906 (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

#4045BE #BEB940

analogous

#4084BE #4045BE #7A40BE

triadic

#4045BE #BE4045 #45BE40

tetradic

#4045BE #BE4084 #BEB940 #40BE7A

square

#4045BE #BE4084 #BEB940 #40BE7A

split-complementary

#4045BE #BE7A40 #84BE40

monochromatic

#212462 #313490 #4045BE #6D71CE #9B9EDD

Accessibility & contrast

On white

7.47

#4045BE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.81

#4045BE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4045BE

7.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4045BE	#FFFFFF	#000000	##FFFFFF
##4045BE	1.00	7.47	2.81	7.47
#FFFFFF	7.47	1.00	21.00	1.00
#000000	2.81	21.00	1.00	21.00
##FFFFFF	7.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC2

Deuteranopia (green-blind)

#004FBC

Tritanopia (blue-blind)

#00647B

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4045be;
/* rgb */ color: rgb(64, 69, 190);
/* oklch */ color: oklch(46.4% 0.186 274.7);

Tailwind

colors: {
  custom: {
    50: '#8479d3',
    500: '#4045be',
    950: '#000000',
  },
}

SCSS

$custom: #4045be;
$custom-light: #8479d3;
$custom-dark: #000000;

JSON

{
  "hex": "#4045be",
  "rgb": {
    "r": 64,
    "g": 69,
    "b": 190
  },
  "hsl": {
    "h": 237.619,
    "s": 49.606,
    "l": 49.804
  },
  "oklch": {
    "l": 0.46403,
    "c": 0.18578,
    "h": 274.7
  },
  "luminance": 0.09064
}

Semantic roles & 50–950 ramp

primary

#4045BE

secondary

#C9C790

accent

#D44FD9

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4045BE

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

Preview Lab → · Contrast checker → · Palette generator →