#424DD6#424DD6

#424DD6 is a mid, highly saturated blue. Relative luminance 0.113; OKLCH L 50.0% C 0.207 H 272.7°. Best body text is #FFFFFF at 6.43:1 contrast (WCAG AA passes).

Color values

HEX	#424DD6
RGB	rgb(66, 77, 214)
HSL	hsl(236, 64%, 55%)
HSV	hsv(236, 69%, 84%)
CMYK	cmyk(69.2%, 64%, 0%, 16.1%)
CIE-LAB	lab(40.11, 40.03, -71.56)
CIE-LCH	lch(40.11, 82.00, 299.22°)
OKLab	oklab(49.99% 0.0099 -0.2067)
OKLCH	oklch(49.99% 0.207 272.7)
XYZ	xyz(17.0342, 11.3194, 64.8924)
Luminance	0.1132 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.72

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424DD6 #D6CB42

analogous

#4297D6 #424DD6 #8142D6

triadic

#424DD6 #D6424D #4DD642

tetradic

#424DD6 #D64297 #D6CB42 #42D681

square

#424DD6 #D64297 #D6CB42 #42D681

split-complementary

#424DD6 #D68142 #97D642

monochromatic

#1C2482 #2731B4 #424DD6 #747CE1 #A7ACEC

Accessibility & contrast

On white

6.43

#424DD6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#424DD6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424DD6

6.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424DD6	#FFFFFF	#000000	##FFFFFF
##424DD6	1.00	6.43	3.26	6.43
#FFFFFF	6.43	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065DA

Deuteranopia (green-blind)

#0058D3

Tritanopia (blue-blind)

#00718A

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #424dd6;
/* rgb */ color: rgb(66, 77, 214);
/* oklch */ color: oklch(50.0% 0.207 272.7);

Tailwind

colors: {
  custom: {
    50: '#897fe4',
    500: '#424dd6',
    950: '#000000',
  },
}

SCSS

$custom: #424dd6;
$custom-light: #897fe4;
$custom-dark: #000000;

JSON

{
  "hex": "#424dd6",
  "rgb": {
    "r": 66,
    "g": 77,
    "b": 214
  },
  "hsl": {
    "h": 235.541,
    "s": 64.348,
    "l": 54.902
  },
  "oklch": {
    "l": 0.49993,
    "c": 0.2069,
    "h": 272.7
  },
  "luminance": 0.11321
}

Semantic roles & 50–950 ramp

primary

#424DD6

secondary

#D9D49B

accent

#DB40E7

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #424DD6

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

Preview Lab → · Contrast checker → · Palette generator →