#4C42DD#4C42DD

#4C42DD is a mid, highly saturated blue. Relative luminance 0.107; OKLCH L 49.5% C 0.225 H 277.2°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#4C42DD
RGB	rgb(76, 66, 221)
HSL	hsl(244, 70%, 56%)
HSV	hsv(244, 70%, 87%)
CMYK	cmyk(65.6%, 70.1%, 0%, 13.3%)
CIE-LAB	lab(38.99, 49.99, -77.40)
CIE-LCH	lch(38.99, 92.14, 302.86°)
OKLab	oklab(49.53% 0.028 -0.2235)
OKLCH	oklch(49.53% 0.225 277.2)
XYZ	xyz(17.9756, 10.6518, 69.5013)
Luminance	0.1065 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.38

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C42DD #D3DD42

analogous

#4286DD #4C42DD #9A42DD

triadic

#4C42DD #DD4C42 #42DD4C

tetradic

#4C42DD #DD4286 #D3DD42 #42DD9A

square

#4C42DD #DD4286 #D3DD42 #42DD9A

split-complementary

#4C42DD #DD9A42 #86DD42

monochromatic

#20198C #2D22BF #4C42DD #7D76E6 #AEAAF0

Accessibility & contrast

On white

6.71

#4C42DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#4C42DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C42DD

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C42DD	#FFFFFF	#000000	##FFFFFF
##4C42DD	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062E2

Deuteranopia (green-blind)

#0055DA

Tritanopia (blue-blind)

#006D8B

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4c42dd;
/* rgb */ color: rgb(76, 66, 221);
/* oklch */ color: oklch(49.5% 0.225 277.2);

Tailwind

colors: {
  custom: {
    50: '#9078e9',
    500: '#4c42dd',
    950: '#000000',
  },
}

SCSS

$custom: #4c42dd;
$custom-light: #9078e9;
$custom-dark: #000000;

JSON

{
  "hex": "#4c42dd",
  "rgb": {
    "r": 76,
    "g": 66,
    "b": 221
  },
  "hsl": {
    "h": 243.871,
    "s": 69.507,
    "l": 56.275
  },
  "oklch": {
    "l": 0.49534,
    "c": 0.22525,
    "h": 277.2
  },
  "luminance": 0.10653
}

Semantic roles & 50–950 ramp

primary

#4C42DD

secondary

#D9DD9D

accent

#EC3BE1

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4C42DD

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

Preview Lab → · Contrast checker → · Palette generator →