#4640DA#4640DA

#4640DA is a mid, highly saturated blue. Relative luminance 0.100; OKLCH L 48.6% C 0.225 H 275.7°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#4640DA
RGB	rgb(70, 64, 218)
HSL	hsl(242, 68%, 55%)
HSV	hsv(242, 71%, 85%)
CMYK	cmyk(67.9%, 70.6%, 0%, 14.5%)
CIE-LAB	lab(37.90, 49.46, -77.49)
CIE-LCH	lch(37.90, 91.93, 302.55°)
OKLab	oklab(48.56% 0.0224 -0.2239)
OKLCH	oklch(48.56% 0.225 275.7)
XYZ	xyz(17.0099, 10.0293, 67.3555)
Luminance	0.1003 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.08

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4640DA #D4DA40

analogous

#4087DA #4640DA #9340DA

triadic

#4640DA #DA4640 #40DA46

tetradic

#4640DA #DA4087 #D4DA40 #40DA93

square

#4640DA #DA4087 #D4DA40 #40DA93

split-complementary

#4640DA #DA9340 #87DA40

monochromatic

#1E1A86 #2A24B9 #4640DA #7873E4 #A9A7EE

Accessibility & contrast

On white

6.99

#4640DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#4640DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4640DA

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4640DA	#FFFFFF	#000000	##FFFFFF
##4640DA	1.00	6.99	3.01	6.99
#FFFFFF	6.99	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060DF

Deuteranopia (green-blind)

#0052D7

Tritanopia (blue-blind)

#006B89

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4640da;
/* rgb */ color: rgb(70, 64, 218);
/* oklch */ color: oklch(48.6% 0.225 275.7);

Tailwind

colors: {
  custom: {
    50: '#8d76e7',
    500: '#4640da',
    950: '#000000',
  },
}

SCSS

$custom: #4640da;
$custom-light: #8d76e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4640da",
  "rgb": {
    "r": 70,
    "g": 64,
    "b": 218
  },
  "hsl": {
    "h": 242.338,
    "s": 67.544,
    "l": 55.294
  },
  "oklch": {
    "l": 0.48562,
    "c": 0.22503,
    "h": 275.7
  },
  "luminance": 0.10031
}

Semantic roles & 50–950 ramp

primary

#4640DA

secondary

#D9DB9B

accent

#EA3DE4

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4640DA

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

Preview Lab → · Contrast checker → · Palette generator →