#4A42E0#4A42E0

#4A42E0 is a mid, highly saturated blue. Relative luminance 0.107; OKLCH L 49.7% C 0.229 H 276.3°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#4A42E0
RGB	rgb(74, 66, 224)
HSL	hsl(243, 72%, 57%)
HSV	hsv(243, 71%, 88%)
CMYK	cmyk(67%, 70.5%, 0%, 12.2%)
CIE-LAB	lab(39.13, 50.70, -78.89)
CIE-LCH	lch(39.13, 93.77, 302.73°)
OKLab	oklab(49.68% 0.0251 -0.2279)
OKLCH	oklch(49.68% 0.229 276.3)
XYZ	xyz(18.2224, 10.7325, 71.6178)
Luminance	0.1073 (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

#4A42E0 #D8E042

analogous

#4289E0 #4A42E0 #9942E0

triadic

#4A42E0 #E04A42 #42E04A

tetradic

#4A42E0 #E04289 #D8E042 #42E099

square

#4A42E0 #E04289 #D8E042 #42E099

split-complementary

#4A42E0 #E09942 #89E042

monochromatic

#1E1890 #2920C5 #4A42E0 #7C77E9 #AFABF1

Accessibility & contrast

On white

6.67

#4A42E0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#4A42E0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A42E0

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A42E0	#FFFFFF	#000000	##FFFFFF
##4A42E0	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063E5

Deuteranopia (green-blind)

#0055DD

Tritanopia (blue-blind)

#006E8D

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4a42e0;
/* rgb */ color: rgb(74, 66, 224);
/* oklch */ color: oklch(49.7% 0.229 276.3);

Tailwind

colors: {
  custom: {
    50: '#8f78eb',
    500: '#4a42e0',
    950: '#000000',
  },
}

SCSS

$custom: #4a42e0;
$custom-light: #8f78eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4a42e0",
  "rgb": {
    "r": 74,
    "g": 66,
    "b": 224
  },
  "hsl": {
    "h": 243.038,
    "s": 71.818,
    "l": 56.863
  },
  "oklch": {
    "l": 0.49681,
    "c": 0.22928,
    "h": 276.3
  },
  "luminance": 0.10734
}

Semantic roles & 50–950 ramp

primary

#4A42E0

secondary

#DCDF9F

accent

#EF39E5

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4A42E0

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

Preview Lab → · Contrast checker → · Palette generator →