#4045C7#4045C7

#4045C7 is a mid, vivid blue. Relative luminance 0.095; OKLCH L 47.2% C 0.197 H 274.2°. Best body text is #FFFFFF at 7.26:1 contrast (WCAG AA passes).

Color values

HEX	#4045C7
RGB	rgb(64, 69, 199)
HSL	hsl(238, 55%, 52%)
HSV	hsv(238, 68%, 78%)
CMYK	cmyk(67.8%, 65.3%, 0%, 22%)
CIE-LAB	lab(36.87, 39.57, -68.20)
CIE-LCH	lch(36.87, 78.85, 300.12°)
OKLab	oklab(47.2% 0.0144 -0.1969)
OKLCH	oklch(47.2% 0.197 274.2)
XYZ	xyz(14.5479, 9.4684, 55.0827)
Luminance	0.0947 (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

#4045C7 #C7C240

analogous

#4089C7 #4045C7 #7F40C7

triadic

#4045C7 #C74045 #45C740

tetradic

#4045C7 #C74089 #C7C240 #40C77F

square

#4045C7 #C74089 #C7C240 #40C77F

split-complementary

#4045C7 #C77F40 #89C740

monochromatic

#20236D #2E329C #4045C7 #6F73D5 #9FA1E3

Accessibility & contrast

On white

7.26

#4045C7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#4045C7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4045C7

7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4045C7	#FFFFFF	#000000	##FFFFFF
##4045C7	1.00	7.26	2.89	7.26
#FFFFFF	7.26	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DCB

Deuteranopia (green-blind)

#0051C5

Tritanopia (blue-blind)

#006780

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4045c7;
/* rgb */ color: rgb(64, 69, 199);
/* oklch */ color: oklch(47.2% 0.197 274.2);

Tailwind

colors: {
  custom: {
    50: '#8679d9',
    500: '#4045c7',
    950: '#000000',
  },
}

SCSS

$custom: #4045c7;
$custom-light: #8679d9;
$custom-dark: #000000;

JSON

{
  "hex": "#4045c7",
  "rgb": {
    "r": 64,
    "g": 69,
    "b": 199
  },
  "hsl": {
    "h": 237.778,
    "s": 54.656,
    "l": 51.569
  },
  "oklch": {
    "l": 0.47199,
    "c": 0.19744,
    "h": 274.2
  },
  "luminance": 0.0947
}

Semantic roles & 50–950 ramp

primary

#4045C7

secondary

#CFCD94

accent

#D94ADE

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0D0915

muted

#7D7B83

Preview Lab

Preview with #4045C7

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

Preview Lab → · Contrast checker → · Palette generator →