#4540C8#4540C8

#4540C8 is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 46.8% C 0.203 H 276.7°. Best body text is #FFFFFF at 7.45:1 contrast (WCAG AA passes).

Color values

HEX	#4540C8
RGB	rgb(69, 64, 200)
HSL	hsl(242, 55%, 52%)
HSV	hsv(242, 68%, 78%)
CMYK	cmyk(65.5%, 68%, 0%, 21.6%)
CIE-LAB	lab(36.18, 43.54, -69.91)
CIE-LCH	lch(36.18, 82.36, 301.92°)
OKLab	oklab(46.81% 0.0238 -0.2018)
OKLCH	oklch(46.81% 0.203 276.7)
XYZ	xyz(14.7096, 9.1009, 55.6139)
Luminance	0.0910 (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

#4540C8 #C3C840

analogous

#407FC8 #4540C8 #8940C8

triadic

#4540C8 #C84540 #40C845

tetradic

#4540C8 #C8407F #C3C840 #40C889

square

#4540C8 #C8407F #C3C840 #40C889

split-complementary

#4540C8 #C88940 #7FC840

monochromatic

#23206E #312D9D #4540C8 #7370D6 #A29FE3

Accessibility & contrast

On white

7.45

#4540C8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#4540C8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4540C8

7.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4540C8	#FFFFFF	#000000	##FFFFFF
##4540C8	1.00	7.45	2.82	7.45
#FFFFFF	7.45	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BCC

Deuteranopia (green-blind)

#004FC5

Tritanopia (blue-blind)

#00647F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4540c8;
/* rgb */ color: rgb(69, 64, 200);
/* oklch */ color: oklch(46.8% 0.203 276.7);

Tailwind

colors: {
  custom: {
    50: '#8976da',
    500: '#4540c8',
    950: '#000000',
  },
}

SCSS

$custom: #4540c8;
$custom-light: #8976da;
$custom-dark: #000000;

JSON

{
  "hex": "#4540c8",
  "rgb": {
    "r": 69,
    "g": 64,
    "b": 200
  },
  "hsl": {
    "h": 242.206,
    "s": 55.285,
    "l": 51.765
  },
  "oklch": {
    "l": 0.4681,
    "c": 0.20318,
    "h": 276.7
  },
  "luminance": 0.09102
}

Semantic roles & 50–950 ramp

primary

#4540C8

secondary

#CED094

accent

#DF49D9

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4540C8

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

Preview Lab → · Contrast checker → · Palette generator →