#4C42D8#4C42D8

#4C42D8 is a mid, highly saturated blue. Relative luminance 0.104; OKLCH L 49.1% C 0.219 H 277.6°. Best body text is #FFFFFF at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#4C42D8
RGB	rgb(76, 66, 216)
HSL	hsl(244, 66%, 55%)
HSV	hsv(244, 69%, 85%)
CMYK	cmyk(64.8%, 69.4%, 0%, 15.3%)
CIE-LAB	lab(38.53, 48.41, -75.28)
CIE-LCH	lch(38.53, 89.50, 302.75°)
OKLab	oklab(49.07% 0.0288 -0.2173)
OKLCH	oklch(49.07% 0.219 277.6)
XYZ	xyz(17.3194, 10.3893, 66.0451)
Luminance	0.1039 (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

#4C42D8 #CED842

analogous

#4283D8 #4C42D8 #9742D8

triadic

#4C42D8 #D84C42 #42D84C

tetradic

#4C42D8 #D84283 #CED842 #42D897

square

#4C42D8 #D84283 #CED842 #42D897

split-complementary

#4C42D8 #D89742 #83D842

monochromatic

#221B84 #2F26B7 #4C42D8 #7C75E2 #ACA7ED

Accessibility & contrast

On white

6.82

#4C42D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#4C42D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C42D8

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C42D8	#FFFFFF	#000000	##FFFFFF
##4C42D8	1.00	6.82	3.08	6.82
#FFFFFF	6.82	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061DD

Deuteranopia (green-blind)

#0054D5

Tritanopia (blue-blind)

#006B88

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4c42d8;
/* rgb */ color: rgb(76, 66, 216);
/* oklch */ color: oklch(49.1% 0.219 277.6);

Tailwind

colors: {
  custom: {
    50: '#8f78e5',
    500: '#4c42d8',
    950: '#000000',
  },
}

SCSS

$custom: #4c42d8;
$custom-light: #8f78e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4c42d8",
  "rgb": {
    "r": 76,
    "g": 66,
    "b": 216
  },
  "hsl": {
    "h": 244,
    "s": 65.789,
    "l": 55.294
  },
  "oklch": {
    "l": 0.49069,
    "c": 0.21921,
    "h": 277.6
  },
  "luminance": 0.10391
}

Semantic roles & 50–950 ramp

primary

#4C42D8

secondary

#D6DA9C

accent

#E93FDD

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4C42D8

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

Preview Lab → · Contrast checker → · Palette generator →