#4750E4#4750E4

#4750E4 is a mid, highly saturated blue. Relative luminance 0.127; OKLCH L 52.0% C 0.220 H 273.2°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#4750E4
RGB	rgb(71, 80, 228)
HSL	hsl(237, 74%, 59%)
HSV	hsv(237, 69%, 89%)
CMYK	cmyk(68.9%, 64.9%, 0%, 10.6%)
CIE-LAB	lab(42.27, 43.55, -76.01)
CIE-LCH	lch(42.27, 87.60, 299.81°)
OKLab	oklab(52.01% 0.0122 -0.2195)
OKLCH	oklch(52.01% 0.22 273.2)
XYZ	xyz(19.4661, 12.6765, 74.8047)
Luminance	0.1268 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4750E4 #E4DB47

analogous

#479EE4 #4750E4 #8C47E4

triadic

#4750E4 #E44750 #50E447

tetradic

#4750E4 #E4479E #E4DB47 #47E48C

square

#4750E4 #E4479E #E4DB47 #47E48C

split-complementary

#4750E4 #E48C47 #9EE447

monochromatic

#171E9A #1E29CF #4750E4 #7C83EC #B2B6F4

Accessibility & contrast

On white

5.94

#4750E4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#4750E4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4750E4

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4750E4	#FFFFFF	#000000	##FFFFFF
##4750E4	1.00	5.94	3.54	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BE9

Deuteranopia (green-blind)

#005DE1

Tritanopia (blue-blind)

#007793

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4750e4;
/* rgb */ color: rgb(71, 80, 228);
/* oklch */ color: oklch(52.0% 0.220 273.2);

Tailwind

colors: {
  custom: {
    50: '#8e81ee',
    500: '#4750e4',
    950: '#000000',
  },
}

SCSS

$custom: #4750e4;
$custom-light: #8e81ee;
$custom-dark: #000000;

JSON

{
  "hex": "#4750e4",
  "rgb": {
    "r": 71,
    "g": 80,
    "b": 228
  },
  "hsl": {
    "h": 236.561,
    "s": 74.408,
    "l": 58.627
  },
  "oklch": {
    "l": 0.5201,
    "c": 0.21989,
    "h": 273.2
  },
  "luminance": 0.12678
}

Semantic roles & 50–950 ramp

primary

#4750E4

secondary

#E2DFA4

accent

#E637F1

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #4750E4

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

Preview Lab → · Contrast checker → · Palette generator →