#4C42DB#4C42DB

#4C42DB is a mid, highly saturated blue. Relative luminance 0.105; OKLCH L 49.3% C 0.223 H 277.3°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#4C42DB
RGB	rgb(76, 66, 219)
HSL	hsl(244, 68%, 56%)
HSV	hsv(244, 70%, 86%)
CMYK	cmyk(65.3%, 69.9%, 0%, 14.1%)
CIE-LAB	lab(38.80, 49.36, -76.55)
CIE-LCH	lch(38.80, 91.08, 302.81°)
OKLab	oklab(49.35% 0.0284 -0.221)
OKLCH	oklch(49.35% 0.223 277.3)
XYZ	xyz(17.7107, 10.5459, 68.1063)
Luminance	0.1055 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.22

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C42DB #D1DB42

analogous

#4284DB #4C42DB #9942DB

triadic

#4C42DB #DB4C42 #42DB4C

tetradic

#4C42DB #DB4284 #D1DB42 #42DB99

square

#4C42DB #DB4284 #D1DB42 #42DB99

split-complementary

#4C42DB #DB9942 #84DB42

monochromatic

#211A89 #2E24BC #4C42DB #7D75E5 #ADA9EF

Accessibility & contrast

On white

6.75

#4C42DB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#4C42DB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C42DB

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C42DB	#FFFFFF	#000000	##FFFFFF
##4C42DB	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062E0

Deuteranopia (green-blind)

#0055D8

Tritanopia (blue-blind)

#006C8A

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4c42db;
/* rgb */ color: rgb(76, 66, 219);
/* oklch */ color: oklch(49.3% 0.223 277.3);

Tailwind

colors: {
  custom: {
    50: '#8f78e7',
    500: '#4c42db',
    950: '#000000',
  },
}

SCSS

$custom: #4c42db;
$custom-light: #8f78e7;
$custom-dark: #000000;

JSON

{
  "hex": "#4c42db",
  "rgb": {
    "r": 76,
    "g": 66,
    "b": 219
  },
  "hsl": {
    "h": 243.922,
    "s": 68,
    "l": 55.882
  },
  "oklch": {
    "l": 0.49347,
    "c": 0.22284,
    "h": 277.3
  },
  "luminance": 0.10547
}

Semantic roles & 50–950 ramp

primary

#4C42DB

secondary

#D8DC9D

accent

#EB3DDF

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4C42DB

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

Preview Lab → · Contrast checker → · Palette generator →