#4247D5#4247D5

#4247D5 is a mid, highly saturated blue. Relative luminance 0.105; OKLCH L 48.9% C 0.212 H 273.8°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#4247D5
RGB	rgb(66, 71, 213)
HSL	hsl(238, 64%, 55%)
HSV	hsv(238, 69%, 84%)
CMYK	cmyk(69%, 66.7%, 0%, 16.5%)
CIE-LAB	lab(38.67, 43.32, -73.36)
CIE-LCH	lch(38.67, 85.19, 300.56°)
OKLab	oklab(48.91% 0.014 -0.2119)
OKLCH	oklch(48.91% 0.212 273.8)
XYZ	xyz(16.5062, 10.4673, 64.0884)
Luminance	0.1047 (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

#4247D5 #D5D042

analogous

#4291D5 #4247D5 #8642D5

triadic

#4247D5 #D54247 #47D542

tetradic

#4247D5 #D54291 #D5D042 #42D586

square

#4247D5 #D54291 #D5D042 #42D586

split-complementary

#4247D5 #D58642 #91D542

monochromatic

#1C2080 #282CB2 #4247D5 #7478E0 #A6A8EB

Accessibility & contrast

On white

6.79

#4247D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#4247D5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4247D5

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4247D5	#FFFFFF	#000000	##FFFFFF
##4247D5	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062D9

Deuteranopia (green-blind)

#0054D2

Tritanopia (blue-blind)

#006D88

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4247d5;
/* rgb */ color: rgb(66, 71, 213);
/* oklch */ color: oklch(48.9% 0.212 273.8);

Tailwind

colors: {
  custom: {
    50: '#897be3',
    500: '#4247d5',
    950: '#000000',
  },
}

SCSS

$custom: #4247d5;
$custom-light: #897be3;
$custom-dark: #000000;

JSON

{
  "hex": "#4247d5",
  "rgb": {
    "r": 66,
    "g": 71,
    "b": 213
  },
  "hsl": {
    "h": 237.959,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.48914,
    "c": 0.21239,
    "h": 273.8
  },
  "luminance": 0.10469
}

Semantic roles & 50–950 ramp

primary

#4247D5

secondary

#D8D69A

accent

#E141E7

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #4247D5

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

Preview Lab → · Contrast checker → · Palette generator →