#4045C0#4045C0

#4045C0 is a mid, vivid blue. Relative luminance 0.092; OKLCH L 46.6% C 0.188 H 274.6°. Best body text is #FFFFFF at 7.42:1 contrast (WCAG AA passes).

Color values

HEX	#4045C0
RGB	rgb(64, 69, 192)
HSL	hsl(238, 50%, 50%)
HSV	hsv(238, 67%, 75%)
CMYK	cmyk(66.7%, 64.1%, 0%, 24.7%)
CIE-LAB	lab(36.27, 37.19, -65.09)
CIE-LCH	lch(36.27, 74.97, 299.74°)
OKLab	oklab(46.58% 0.015 -0.1878)
OKLCH	oklch(46.58% 0.188 274.6)
XYZ	xyz(13.7538, 9.1508, 50.9004)
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

#4045C0 #C0BB40

analogous

#4085C0 #4045C0 #7B40C0

triadic

#4045C0 #C04045 #45C040

tetradic

#4045C0 #C04085 #C0BB40 #40C07B

square

#4045C0 #C04085 #C0BB40 #40C07B

split-complementary

#4045C0 #C07B40 #85C040

monochromatic

#212464 #303492 #4045C0 #6E72CF #9C9FDE

Accessibility & contrast

On white

7.42

#4045C0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#4045C0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4045C0

7.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4045C0	#FFFFFF	#000000	##FFFFFF
##4045C0	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)

#005BC4

Deuteranopia (green-blind)

#0050BE

Tritanopia (blue-blind)

#00657C

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #4045c0;
/* rgb */ color: rgb(64, 69, 192);
/* oklch */ color: oklch(46.6% 0.188 274.6);

Tailwind

colors: {
  custom: {
    50: '#8479d4',
    500: '#4045c0',
    950: '#000000',
  },
}

SCSS

$custom: #4045c0;
$custom-light: #8479d4;
$custom-dark: #000000;

JSON

{
  "hex": "#4045c0",
  "rgb": {
    "r": 64,
    "g": 69,
    "b": 192
  },
  "hsl": {
    "h": 237.656,
    "s": 50.394,
    "l": 50.196
  },
  "oklch": {
    "l": 0.46579,
    "c": 0.18839,
    "h": 274.6
  },
  "luminance": 0.09152
}

Semantic roles & 50–950 ramp

primary

#4045C0

secondary

#CBC891

accent

#D44EDA

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4045C0

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

Preview Lab → · Contrast checker → · Palette generator →