#4A42EB#4A42EB

#4A42EB is a mid, highly saturated blue. Relative luminance 0.114; OKLCH L 50.7% C 0.242 H 275.5°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#4A42EB
RGB	rgb(74, 66, 235)
HSL	hsl(243, 81%, 59%)
HSV	hsv(243, 72%, 92%)
CMYK	cmyk(68.5%, 71.9%, 0%, 7.8%)
CIE-LAB	lab(40.16, 54.14, -83.44)
CIE-LCH	lch(40.16, 99.46, 302.98°)
OKLab	oklab(50.73% 0.0232 -0.2412)
OKLCH	oklch(50.73% 0.242 275.5)
XYZ	xyz(19.7627, 11.3486, 79.7302)
Luminance	0.1135 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A42EB #E3EB42

analogous

#428FEB #4A42EB #9F42EB

triadic

#4A42EB #EB4A42 #42EB4A

tetradic

#4A42EB #EB428F #E3EB42 #42EB9F

square

#4A42EB #EB428F #E3EB42 #42EB9F

split-complementary

#4A42EB #EB9F42 #8FEB42

monochromatic

#1811A2 #2017D9 #4A42EB #7F79F1 #B4B1F7

Accessibility & contrast

On white

6.42

#4A42EB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#4A42EB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A42EB

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A42EB	#FFFFFF	#000000	##FFFFFF
##4A42EB	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066F0

Deuteranopia (green-blind)

#0057E8

Tritanopia (blue-blind)

#007293

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4a42eb;
/* rgb */ color: rgb(74, 66, 235);
/* oklch */ color: oklch(50.7% 0.242 275.5);

Tailwind

colors: {
  custom: {
    50: '#9278f3',
    500: '#4a42eb',
    950: '#000000',
  },
}

SCSS

$custom: #4a42eb;
$custom-light: #9278f3;
$custom-dark: #000000;

JSON

{
  "hex": "#4a42eb",
  "rgb": {
    "r": 74,
    "g": 66,
    "b": 235
  },
  "hsl": {
    "h": 242.84,
    "s": 80.861,
    "l": 59.02
  },
  "oklch": {
    "l": 0.50731,
    "c": 0.24229,
    "h": 275.5
  },
  "luminance": 0.1135
}

Semantic roles & 50–950 ramp

primary

#4A42EB

secondary

#E2E6A3

accent

#F731EE

background

#F9F7FF

surface

#F2EDFE

border

#CCC8D6

text

#0F0917

muted

#7E7B85

Preview Lab

Preview with #4A42EB

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

Preview Lab → · Contrast checker → · Palette generator →