#4751E1#4751E1

#4751E1 is a mid, highly saturated blue. Relative luminance 0.127; OKLCH L 51.9% C 0.215 H 273.1°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#4751E1
RGB	rgb(71, 81, 225)
HSL	hsl(236, 72%, 58%)
HSV	hsv(236, 68%, 88%)
CMYK	cmyk(68.4%, 64%, 0%, 11.8%)
CIE-LAB	lab(42.24, 41.95, -74.35)
CIE-LCH	lch(42.24, 85.37, 299.43°)
OKLab	oklab(51.91% 0.0117 -0.2147)
OKLCH	oklch(51.91% 0.215 273.1)
XYZ	xyz(19.1270, 12.6589, 72.6550)
Luminance	0.1266 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4751E1 #E1D747

analogous

#479EE1 #4751E1 #8A47E1

triadic

#4751E1 #E14751 #51E147

tetradic

#4751E1 #E1479E #E1D747 #47E18A

square

#4751E1 #E1479E #E1D747 #47E18A

split-complementary

#4751E1 #E18A47 #9EE147

monochromatic

#182095 #212CCA #4751E1 #7C83EA #B0B5F2

Accessibility & contrast

On white

5.95

#4751E1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#4751E1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4751E1

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4751E1	#FFFFFF	#000000	##FFFFFF
##4751E1	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BE6

Deuteranopia (green-blind)

#005DDE

Tritanopia (blue-blind)

#007692

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4751e1;
/* rgb */ color: rgb(71, 81, 225);
/* oklch */ color: oklch(51.9% 0.215 273.1);

Tailwind

colors: {
  custom: {
    50: '#8d82ec',
    500: '#4751e1',
    950: '#000000',
  },
}

SCSS

$custom: #4751e1;
$custom-light: #8d82ec;
$custom-dark: #000000;

JSON

{
  "hex": "#4751e1",
  "rgb": {
    "r": 71,
    "g": 81,
    "b": 225
  },
  "hsl": {
    "h": 236.104,
    "s": 71.963,
    "l": 58.039
  },
  "oklch": {
    "l": 0.51913,
    "c": 0.215,
    "h": 273.1
  },
  "luminance": 0.12661
}

Semantic roles & 50–950 ramp

primary

#4751E1

secondary

#E1DDA3

accent

#E339EF

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #4751E1

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

Preview Lab → · Contrast checker → · Palette generator →