#4731CF#4731CF

#4731CF is a mid, highly saturated blue. Relative luminance 0.080; OKLCH L 45.5% C 0.226 H 278.8°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#4731CF
RGB	rgb(71, 49, 207)
HSL	hsl(248, 62%, 50%)
HSV	hsv(248, 76%, 81%)
CMYK	cmyk(65.7%, 76.3%, 0%, 18.8%)
CIE-LAB	lab(34.07, 54.13, -77.45)
CIE-LCH	lch(34.07, 94.49, 304.95°)
OKLab	oklab(45.55% 0.0345 -0.2237)
OKLCH	oklch(45.55% 0.226 278.8)
XYZ	xyz(14.9557, 8.0400, 59.7831)
Luminance	0.0804 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.37

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4731CF #B9CF31

analogous

#316ACF #4731CF #9631CF

triadic

#4731CF #CF4731 #31CF47

tetradic

#4731CF #CF316A #B9CF31 #31CF96

square

#4731CF #CF316A #B9CF31 #31CF96

split-complementary

#4731CF #CF9631 #6ACF31

monochromatic

#25196C #36259E #4731CF #7363DB #A094E6

Accessibility & contrast

On white

8.05

#4731CF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#4731CF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4731CF

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4731CF	#FFFFFF	#000000	##FFFFFF
##4731CF	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056D3

Deuteranopia (green-blind)

#004ACC

Tritanopia (blue-blind)

#00607F

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #4731cf;
/* rgb */ color: rgb(71, 49, 207);
/* oklch */ color: oklch(45.5% 0.226 278.8);

Tailwind

colors: {
  custom: {
    50: '#8c6ddf',
    500: '#4731cf',
    950: '#000000',
  },
}

SCSS

$custom: #4731cf;
$custom-light: #8c6ddf;
$custom-dark: #000000;

JSON

{
  "hex": "#4731cf",
  "rgb": {
    "r": 71,
    "g": 49,
    "b": 207
  },
  "hsl": {
    "h": 248.354,
    "s": 62.205,
    "l": 50.196
  },
  "oklch": {
    "l": 0.45547,
    "c": 0.22632,
    "h": 278.8
  },
  "luminance": 0.08041
}

Semantic roles & 50–950 ramp

primary

#4731CF

secondary

#C7D18B

accent

#E543CF

background

#F9F6FD

surface

#F2ECFB

border

#CCC7D4

text

#0E0715

muted

#7E7A83

Preview Lab

Preview with #4731CF

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

Preview Lab → · Contrast checker → · Palette generator →