#4940E3#4940E3

#4940E3 is a mid, highly saturated blue. Relative luminance 0.106; OKLCH L 49.6% C 0.235 H 276.0°. Best body text is #FFFFFF at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#4940E3
RGB	rgb(73, 64, 227)
HSL	hsl(243, 74%, 57%)
HSV	hsv(243, 72%, 89%)
CMYK	cmyk(67.8%, 71.8%, 0%, 11%)
CIE-LAB	lab(38.95, 52.62, -80.90)
CIE-LCH	lch(38.95, 96.51, 303.04°)
OKLab	oklab(49.62% 0.0245 -0.2338)
OKLCH	oklch(49.62% 0.235 276)
XYZ	xyz(18.4416, 10.6276, 73.7376)
Luminance	0.1063 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 3.99

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4940E3 #DAE340

analogous

#4089E3 #4940E3 #9B40E3

triadic

#4940E3 #E34940 #40E349

tetradic

#4940E3 #E34089 #DAE340 #40E39B

square

#4940E3 #E34089 #DAE340 #40E39B

split-complementary

#4940E3 #E39B40 #89E340

monochromatic

#1C1693 #271DC8 #4940E3 #7C75EB #AFABF3

Accessibility & contrast

On white

6.72

#4940E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#4940E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4940E3

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4940E3	#FFFFFF	#000000	##FFFFFF
##4940E3	1.00	6.72	3.13	6.72
#FFFFFF	6.72	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063E8

Deuteranopia (green-blind)

#0054E0

Tritanopia (blue-blind)

#006E8E

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #4940e3;
/* rgb */ color: rgb(73, 64, 227);
/* oklch */ color: oklch(49.6% 0.235 276.0);

Tailwind

colors: {
  custom: {
    50: '#9077ed',
    500: '#4940e3',
    950: '#000000',
  },
}

SCSS

$custom: #4940e3;
$custom-light: #9077ed;
$custom-dark: #000000;

JSON

{
  "hex": "#4940e3",
  "rgb": {
    "r": 73,
    "g": 64,
    "b": 227
  },
  "hsl": {
    "h": 243.313,
    "s": 74.429,
    "l": 57.059
  },
  "oklch": {
    "l": 0.4962,
    "c": 0.23507,
    "h": 276
  },
  "luminance": 0.10629
}

Semantic roles & 50–950 ramp

primary

#4940E3

secondary

#DDE19E

accent

#F137E7

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4940E3

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

Preview Lab → · Contrast checker → · Palette generator →