#4540D7#4540D7

#4540D7 is a mid, highly saturated blue. Relative luminance 0.098; OKLCH L 48.2% C 0.222 H 275.6°. Best body text is #FFFFFF at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#4540D7
RGB	rgb(69, 64, 215)
HSL	hsl(242, 65%, 55%)
HSV	hsv(242, 70%, 84%)
CMYK	cmyk(67.9%, 70.2%, 0%, 15.7%)
CIE-LAB	lab(37.55, 48.39, -76.34)
CIE-LCH	lch(37.55, 90.39, 302.37°)
OKLab	oklab(48.21% 0.0216 -0.2206)
OKLCH	oklch(48.21% 0.222 275.6)
XYZ	xyz(16.5493, 9.8368, 65.3033)
Luminance	0.0984 (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

#4540D7 #D2D740

analogous

#4086D7 #4540D7 #9140D7

triadic

#4540D7 #D74540 #40D745

tetradic

#4540D7 #D74086 #D2D740 #40D791

square

#4540D7 #D74086 #D2D740 #40D791

split-complementary

#4540D7 #D79140 #86D740

monochromatic

#1F1B81 #2A26B4 #4540D7 #7673E2 #A8A5EC

Accessibility & contrast

On white

7.08

#4540D7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#4540D7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4540D7

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4540D7	#FFFFFF	#000000	##FFFFFF
##4540D7	1.00	7.08	2.97	7.08
#FFFFFF	7.08	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FDC

Deuteranopia (green-blind)

#0052D4

Tritanopia (blue-blind)

#006A87

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4540d7;
/* rgb */ color: rgb(69, 64, 215);
/* oklch */ color: oklch(48.2% 0.222 275.6);

Tailwind

colors: {
  custom: {
    50: '#8c76e5',
    500: '#4540d7',
    950: '#000000',
  },
}

SCSS

$custom: #4540d7;
$custom-light: #8c76e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4540d7",
  "rgb": {
    "r": 69,
    "g": 64,
    "b": 215
  },
  "hsl": {
    "h": 241.987,
    "s": 65.368,
    "l": 54.706
  },
  "oklch": {
    "l": 0.48211,
    "c": 0.22164,
    "h": 275.6
  },
  "luminance": 0.09838
}

Semantic roles & 50–950 ramp

primary

#4540D7

secondary

#D7D99A

accent

#E83FE3

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4540D7

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

Preview Lab → · Contrast checker → · Palette generator →