#4540D4#4540D4

#4540D4 is a mid, highly saturated blue. Relative luminance 0.097; OKLCH L 47.9% C 0.218 H 275.8°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#4540D4
RGB	rgb(69, 64, 212)
HSL	hsl(242, 63%, 54%)
HSV	hsv(242, 70%, 83%)
CMYK	cmyk(67.5%, 69.8%, 0%, 16.9%)
CIE-LAB	lab(37.27, 47.43, -75.07)
CIE-LCH	lch(37.27, 88.80, 302.28°)
OKLab	oklab(47.93% 0.0221 -0.2169)
OKLCH	oklch(47.93% 0.218 275.8)
XYZ	xyz(16.1674, 9.6840, 63.2918)
Luminance	0.0969 (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

#4540D4 #CFD440

analogous

#4085D4 #4540D4 #8F40D4

triadic

#4540D4 #D44540 #40D445

tetradic

#4540D4 #D44085 #CFD440 #40D48F

square

#4540D4 #D44085 #CFD440 #40D48F

split-complementary

#4540D4 #D48F40 #85D440

monochromatic

#201C7D #2C27AF #4540D4 #7672DF #A6A4EA

Accessibility & contrast

On white

7.15

#4540D4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#4540D4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4540D4

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4540D4	#FFFFFF	#000000	##FFFFFF
##4540D4	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ED8

Deuteranopia (green-blind)

#0051D1

Tritanopia (blue-blind)

#006985

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4540d4;
/* rgb */ color: rgb(69, 64, 212);
/* oklch */ color: oklch(47.9% 0.218 275.8);

Tailwind

colors: {
  custom: {
    50: '#8b76e2',
    500: '#4540d4',
    950: '#000000',
  },
}

SCSS

$custom: #4540d4;
$custom-light: #8b76e2;
$custom-dark: #000000;

JSON

{
  "hex": "#4540d4",
  "rgb": {
    "r": 69,
    "g": 64,
    "b": 212
  },
  "hsl": {
    "h": 242.027,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.47927,
    "c": 0.21799,
    "h": 275.8
  },
  "luminance": 0.09685
}

Semantic roles & 50–950 ramp

primary

#4540D4

secondary

#D5D798

accent

#E642E1

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4540D4

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

Preview Lab → · Contrast checker → · Palette generator →