#4748E3#4748E3

#4748E3 is a mid, highly saturated blue. Relative luminance 0.115; OKLCH L 50.7% C 0.227 H 274.4°. Best body text is #FFFFFF at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#4748E3
RGB	rgb(71, 72, 227)
HSL	hsl(240, 74%, 58%)
HSV	hsv(240, 69%, 89%)
CMYK	cmyk(68.7%, 68.3%, 0%, 11%)
CIE-LAB	lab(40.44, 47.92, -78.44)
CIE-LCH	lch(40.44, 91.92, 301.42°)
OKLab	oklab(50.66% 0.0174 -0.2267)
OKLCH	oklch(50.66% 0.227 274.4)
XYZ	xyz(18.7764, 11.5186, 73.8919)
Luminance	0.1152 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4748E3 #E3E247

analogous

#4796E3 #4748E3 #9447E3

triadic

#4748E3 #E34748 #48E347

tetradic

#4748E3 #E34796 #E3E247 #47E394

square

#4748E3 #E34796 #E3E247 #47E394

split-complementary

#4748E3 #E39447 #96E347

monochromatic

#171898 #1F20CE #4748E3 #7C7DEB #B1B2F3

Accessibility & contrast

On white

6.36

#4748E3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.30

#4748E3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4748E3

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4748E3	#FFFFFF	#000000	##FFFFFF
##4748E3	1.00	6.36	3.30	6.36
#FFFFFF	6.36	1.00	21.00	1.00
#000000	3.30	21.00	1.00	21.00
##FFFFFF	6.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067E8

Deuteranopia (green-blind)

#0058E0

Tritanopia (blue-blind)

#007290

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4748e3;
/* rgb */ color: rgb(71, 72, 227);
/* oklch */ color: oklch(50.7% 0.227 274.4);

Tailwind

colors: {
  custom: {
    50: '#8e7ced',
    500: '#4748e3',
    950: '#000000',
  },
}

SCSS

$custom: #4748e3;
$custom-light: #8e7ced;
$custom-dark: #000000;

JSON

{
  "hex": "#4748e3",
  "rgb": {
    "r": 71,
    "g": 72,
    "b": 227
  },
  "hsl": {
    "h": 239.615,
    "s": 73.585,
    "l": 58.431
  },
  "oklch": {
    "l": 0.50656,
    "c": 0.22736,
    "h": 274.4
  },
  "luminance": 0.1152
}

Semantic roles & 50–950 ramp

primary

#4748E3

secondary

#E2E1A4

accent

#EF38F0

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4748E3

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

Preview Lab → · Contrast checker → · Palette generator →