#4045C5#4045C5

#4045C5 is a mid, vivid blue. Relative luminance 0.094; OKLCH L 47.0% C 0.195 H 274.3°. Best body text is #FFFFFF at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#4045C5
RGB	rgb(64, 69, 197)
HSL	hsl(238, 53%, 51%)
HSV	hsv(238, 68%, 77%)
CMYK	cmyk(67.5%, 65%, 0%, 22.7%)
CIE-LAB	lab(36.70, 38.89, -67.32)
CIE-LCH	lch(36.70, 77.75, 300.01°)
OKLab	oklab(47.02% 0.0146 -0.1943)
OKLCH	oklch(47.02% 0.195 274.3)
XYZ	xyz(14.3172, 9.3761, 53.8678)
Luminance	0.0938 (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

#4045C5 #C5C040

analogous

#4087C5 #4045C5 #7D40C5

triadic

#4045C5 #C54045 #45C540

tetradic

#4045C5 #C54087 #C5C040 #40C57D

square

#4045C5 #C54087 #C5C040 #40C57D

split-complementary

#4045C5 #C57D40 #87C540

monochromatic

#20236A #2F3399 #4045C5 #6F73D3 #9EA0E2

Accessibility & contrast

On white

7.30

#4045C5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#4045C5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4045C5

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4045C5	#FFFFFF	#000000	##FFFFFF
##4045C5	1.00	7.30	2.88	7.30
#FFFFFF	7.30	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005CC9

Deuteranopia (green-blind)

#0050C3

Tritanopia (blue-blind)

#00667F

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #4045c5;
/* rgb */ color: rgb(64, 69, 197);
/* oklch */ color: oklch(47.0% 0.195 274.3);

Tailwind

colors: {
  custom: {
    50: '#8579d8',
    500: '#4045c5',
    950: '#000000',
  },
}

SCSS

$custom: #4045c5;
$custom-light: #8579d8;
$custom-dark: #000000;

JSON

{
  "hex": "#4045c5",
  "rgb": {
    "r": 64,
    "g": 69,
    "b": 197
  },
  "hsl": {
    "h": 237.744,
    "s": 53.414,
    "l": 51.176
  },
  "oklch": {
    "l": 0.47021,
    "c": 0.19487,
    "h": 274.3
  },
  "luminance": 0.09377
}

Semantic roles & 50–950 ramp

primary

#4045C5

secondary

#CECC93

accent

#D74BDD

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0915

muted

#7D7B83

Preview Lab

Preview with #4045C5

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

Preview Lab → · Contrast checker → · Palette generator →