#4545CF#4545CF

#4545CF is a mid, highly saturated blue. Relative luminance 0.100; OKLCH L 48.2% C 0.206 H 275.4°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#4545CF
RGB	rgb(69, 69, 207)
HSL	hsl(240, 59%, 54%)
HSV	hsv(240, 67%, 81%)
CMYK	cmyk(66.7%, 66.7%, 0%, 18.8%)
CIE-LAB	lab(37.89, 42.89, -71.17)
CIE-LCH	lch(37.89, 83.09, 301.07°)
OKLab	oklab(48.24% 0.0194 -0.2055)
OKLCH	oklch(48.24% 0.206 275.4)
XYZ	xyz(15.8411, 10.0250, 60.1196)
Luminance	0.1003 (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

#4545CF #CFCF45

analogous

#458ACF #4545CF #8A45CF

triadic

#4545CF #CF4545 #45CF45

tetradic

#4545CF #CF458A #CFCF45 #45CF8A

square

#4545CF #CF458A #CFCF45 #45CF8A

split-complementary

#4545CF #CF8A45 #8ACF45

monochromatic

#20207A #2C2CAB #4545CF #7676DC #A6A6E8

Accessibility & contrast

On white

6.99

#4545CF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#4545CF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4545CF

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4545CF	#FFFFFF	#000000	##FFFFFF
##4545CF	1.00	6.99	3.01	6.99
#FFFFFF	6.99	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FD3

Deuteranopia (green-blind)

#0053CC

Tritanopia (blue-blind)

#006A84

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4545cf;
/* rgb */ color: rgb(69, 69, 207);
/* oklch */ color: oklch(48.2% 0.206 275.4);

Tailwind

colors: {
  custom: {
    50: '#8a79df',
    500: '#4545cf',
    950: '#000000',
  },
}

SCSS

$custom: #4545cf;
$custom-light: #8a79df;
$custom-dark: #000000;

JSON

{
  "hex": "#4545cf",
  "rgb": {
    "r": 69,
    "g": 69,
    "b": 207
  },
  "hsl": {
    "h": 240,
    "s": 58.974,
    "l": 54.118
  },
  "oklch": {
    "l": 0.48235,
    "c": 0.20638,
    "h": 275.4
  },
  "luminance": 0.10026
}

Semantic roles & 50–950 ramp

primary

#4545CF

secondary

#D5D59B

accent

#E246E2

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4545CF

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

Preview Lab → · Contrast checker → · Palette generator →