#4747E4#4747E4

#4747E4 is a mid, highly saturated blue. Relative luminance 0.114; OKLCH L 50.6% C 0.230 H 274.5°. Best body text is #FFFFFF at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#4747E4
RGB	rgb(71, 71, 228)
HSL	hsl(240, 74%, 59%)
HSV	hsv(240, 69%, 89%)
CMYK	cmyk(68.9%, 68.9%, 0%, 10.6%)
CIE-LAB	lab(40.32, 48.82, -79.21)
CIE-LCH	lch(40.32, 93.05, 301.65°)
OKLab	oklab(50.6% 0.0179 -0.2289)
OKLCH	oklch(50.6% 0.23 274.5)
XYZ	xyz(18.8507, 11.4457, 74.5996)
Luminance	0.1145 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4747E4 #E4E447

analogous

#4795E4 #4747E4 #9547E4

triadic

#4747E4 #E44747 #47E447

tetradic

#4747E4 #E44795 #E4E447 #47E495

square

#4747E4 #E44795 #E4E447 #47E495

split-complementary

#4747E4 #E49547 #95E447

monochromatic

#17179A #1E1ECF #4747E4 #7C7CEC #B2B2F4

Accessibility & contrast

On white

6.38

#4747E4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.29

#4747E4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4747E4

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4747E4	#FFFFFF	#000000	##FFFFFF
##4747E4	1.00	6.38	3.29	6.38
#FFFFFF	6.38	1.00	21.00	1.00
#000000	3.29	21.00	1.00	21.00
##FFFFFF	6.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066E9

Deuteranopia (green-blind)

#0058E1

Tritanopia (blue-blind)

#007290

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4747e4;
/* rgb */ color: rgb(71, 71, 228);
/* oklch */ color: oklch(50.6% 0.230 274.5);

Tailwind

colors: {
  custom: {
    50: '#8f7bee',
    500: '#4747e4',
    950: '#000000',
  },
}

SCSS

$custom: #4747e4;
$custom-light: #8f7bee;
$custom-dark: #000000;

JSON

{
  "hex": "#4747e4",
  "rgb": {
    "r": 71,
    "g": 71,
    "b": 228
  },
  "hsl": {
    "h": 240,
    "s": 74.408,
    "l": 58.627
  },
  "oklch": {
    "l": 0.50598,
    "c": 0.22963,
    "h": 274.5
  },
  "luminance": 0.11448
}

Semantic roles & 50–950 ramp

primary

#4747E4

secondary

#E2E2A4

accent

#F137F1

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0917

muted

#7E7B85

Preview Lab

Preview with #4747E4

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

Preview Lab → · Contrast checker → · Palette generator →