#4545BC#4545BC

#4545BC is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.6% C 0.182 H 276.7°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#4545BC
RGB	rgb(69, 69, 188)
HSL	hsl(240, 47%, 50%)
HSV	hsv(240, 63%, 74%)
CMYK	cmyk(63.3%, 63.3%, 0%, 26.3%)
CIE-LAB	lab(36.27, 36.56, -62.73)
CIE-LCH	lch(36.27, 72.61, 300.23°)
OKLab	oklab(46.56% 0.0212 -0.1807)
OKLCH	oklch(46.56% 0.182 276.7)
XYZ	xyz(13.6565, 9.1512, 48.6139)
Luminance	0.0915 (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

#4545BC #BCBC45

analogous

#4580BC #4545BC #8045BC

triadic

#4545BC #BC4545 #45BC45

tetradic

#4545BC #BC4580 #BCBC45 #45BC80

square

#4545BC #BC4580 #BCBC45 #45BC80

split-complementary

#4545BC #BC8045 #80BC45

monochromatic

#242463 #343490 #4545BC #7272CC #9F9FDC

Accessibility & contrast

On white

7.42

#4545BC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#4545BC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4545BC

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4545BC	#FFFFFF	#000000	##FFFFFF
##4545BC	1.00	7.42	2.83	7.42
#FFFFFF	7.42	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BC0

Deuteranopia (green-blind)

#0050BA

Tritanopia (blue-blind)

#00637A

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4545bc;
/* rgb */ color: rgb(69, 69, 188);
/* oklch */ color: oklch(46.6% 0.182 276.7);

Tailwind

colors: {
  custom: {
    50: '#8679d1',
    500: '#4545bc',
    950: '#000000',
  },
}

SCSS

$custom: #4545bc;
$custom-light: #8679d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4545bc",
  "rgb": {
    "r": 69,
    "g": 69,
    "b": 188
  },
  "hsl": {
    "h": 240,
    "s": 47.036,
    "l": 50.392
  },
  "oklch": {
    "l": 0.46563,
    "c": 0.18196,
    "h": 276.7
  },
  "luminance": 0.09152
}

Semantic roles & 50–950 ramp

primary

#4545BC

secondary

#C9C994

accent

#D751D7

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4545BC

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

Preview Lab → · Contrast checker → · Palette generator →