#4640CE#4640CE

#4640CE is a mid, highly saturated blue. Relative luminance 0.094; OKLCH L 47.4% C 0.210 H 276.6°. Best body text is #FFFFFF at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#4640CE
RGB	rgb(70, 64, 206)
HSL	hsl(243, 59%, 53%)
HSV	hsv(243, 69%, 81%)
CMYK	cmyk(66%, 68.9%, 0%, 19.2%)
CIE-LAB	lab(36.79, 45.61, -72.39)
CIE-LCH	lch(36.79, 85.56, 302.22°)
OKLab	oklab(47.43% 0.0242 -0.209)
OKLCH	oklch(47.43% 0.21 276.6)
XYZ	xyz(15.4961, 9.4238, 59.3829)
Luminance	0.0943 (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

#4640CE #C8CE40

analogous

#4081CE #4640CE #8D40CE

triadic

#4640CE #CE4640 #40CE46

tetradic

#4640CE #CE4081 #C8CE40 #40CE8D

square

#4640CE #CE4081 #C8CE40 #40CE8D

split-complementary

#4640CE #CE8D40 #81CE40

monochromatic

#221E75 #302BA6 #4640CE #7571DA #A4A1E7

Accessibility & contrast

On white

7.28

#4640CE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#4640CE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4640CE

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4640CE	#FFFFFF	#000000	##FFFFFF
##4640CE	1.00	7.28	2.89	7.28
#FFFFFF	7.28	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD2

Deuteranopia (green-blind)

#0050CB

Tritanopia (blue-blind)

#006682

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4640ce;
/* rgb */ color: rgb(70, 64, 206);
/* oklch */ color: oklch(47.4% 0.210 276.6);

Tailwind

colors: {
  custom: {
    50: '#8a76de',
    500: '#4640ce',
    950: '#000000',
  },
}

SCSS

$custom: #4640ce;
$custom-light: #8a76de;
$custom-dark: #000000;

JSON

{
  "hex": "#4640ce",
  "rgb": {
    "r": 70,
    "g": 64,
    "b": 206
  },
  "hsl": {
    "h": 242.535,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.47432,
    "c": 0.21042,
    "h": 276.6
  },
  "luminance": 0.09425
}

Semantic roles & 50–950 ramp

primary

#4640CE

secondary

#D1D496

accent

#E245DC

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #4640CE

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

Preview Lab → · Contrast checker → · Palette generator →