#4A42E9#4A42E9

#4A42E9 is a mid, highly saturated blue. Relative luminance 0.112; OKLCH L 50.5% C 0.240 H 275.6°. Best body text is #FFFFFF at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#4A42E9
RGB	rgb(74, 66, 233)
HSL	hsl(243, 79%, 59%)
HSV	hsv(243, 72%, 91%)
CMYK	cmyk(68.2%, 71.7%, 0%, 8.6%)
CIE-LAB	lab(39.97, 53.52, -82.62)
CIE-LCH	lch(39.97, 98.44, 302.93°)
OKLab	oklab(50.54% 0.0235 -0.2388)
OKLCH	oklch(50.54% 0.24 275.6)
XYZ	xyz(19.4754, 11.2337, 78.2170)
Luminance	0.1124 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A42E9 #E1E942

analogous

#428DE9 #4A42E9 #9D42E9

triadic

#4A42E9 #E94A42 #42E94A

tetradic

#4A42E9 #E9428D #E1E942 #42E99D

square

#4A42E9 #E9428D #E1E942 #42E99D

split-complementary

#4A42E9 #E99D42 #8DE942

monochromatic

#19129E #2219D5 #4A42E9 #7E79EF #B3B0F6

Accessibility & contrast

On white

6.47

#4A42E9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.25

#4A42E9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4A42E9

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A42E9	#FFFFFF	#000000	##FFFFFF
##4A42E9	1.00	6.47	3.25	6.47
#FFFFFF	6.47	1.00	21.00	1.00
#000000	3.25	21.00	1.00	21.00
##FFFFFF	6.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066EE

Deuteranopia (green-blind)

#0057E6

Tritanopia (blue-blind)

#007192

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4a42e9;
/* rgb */ color: rgb(74, 66, 233);
/* oklch */ color: oklch(50.5% 0.240 275.6);

Tailwind

colors: {
  custom: {
    50: '#9178f1',
    500: '#4a42e9',
    950: '#000000',
  },
}

SCSS

$custom: #4a42e9;
$custom-light: #9178f1;
$custom-dark: #000000;

JSON

{
  "hex": "#4a42e9",
  "rgb": {
    "r": 74,
    "g": 66,
    "b": 233
  },
  "hsl": {
    "h": 242.874,
    "s": 79.147,
    "l": 58.627
  },
  "oklch": {
    "l": 0.50538,
    "c": 0.23995,
    "h": 275.6
  },
  "luminance": 0.11235
}

Semantic roles & 50–950 ramp

primary

#4A42E9

secondary

#E1E4A2

accent

#F632EC

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0F0917

muted

#7E7B85

Preview Lab

Preview with #4A42E9

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

Preview Lab → · Contrast checker → · Palette generator →