#4047D3#4047D3

#4047D3 is a mid, highly saturated blue. Relative luminance 0.103; OKLCH L 48.6% C 0.210 H 273.3°. Best body text is #FFFFFF at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#4047D3
RGB	rgb(64, 71, 211)
HSL	hsl(237, 63%, 54%)
HSV	hsv(237, 70%, 83%)
CMYK	cmyk(69.7%, 66.4%, 0%, 17.3%)
CIE-LAB	lab(38.37, 42.41, -72.69)
CIE-LCH	lch(38.37, 84.16, 300.26°)
OKLab	oklab(48.61% 0.012 -0.21)
OKLCH	oklch(48.61% 0.21 273.3)
XYZ	xyz(16.1215, 10.2981, 62.7535)
Luminance	0.1030 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4047D3 #D3CC40

analogous

#4091D3 #4047D3 #8340D3

triadic

#4047D3 #D34047 #47D340

tetradic

#4047D3 #D34091 #D3CC40 #40D383

square

#4047D3 #D34091 #D3CC40 #40D383

split-complementary

#4047D3 #D38340 #91D340

monochromatic

#1D217C #282EAE #4047D3 #7277DE #A3A7EA

Accessibility & contrast

On white

6.86

#4047D3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.06

#4047D3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4047D3

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4047D3	#FFFFFF	#000000	##FFFFFF
##4047D3	1.00	6.86	3.06	6.86
#FFFFFF	6.86	1.00	21.00	1.00
#000000	3.06	21.00	1.00	21.00
##FFFFFF	6.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061D7

Deuteranopia (green-blind)

#0054D0

Tritanopia (blue-blind)

#006C87

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #4047d3;
/* rgb */ color: rgb(64, 71, 211);
/* oklch */ color: oklch(48.6% 0.210 273.3);

Tailwind

colors: {
  custom: {
    50: '#887be2',
    500: '#4047d3',
    950: '#000000',
  },
}

SCSS

$custom: #4047d3;
$custom-light: #887be2;
$custom-dark: #000000;

JSON

{
  "hex": "#4047d3",
  "rgb": {
    "r": 64,
    "g": 71,
    "b": 211
  },
  "hsl": {
    "h": 237.143,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.48613,
    "c": 0.21039,
    "h": 273.3
  },
  "luminance": 0.103
}

Semantic roles & 50–950 ramp

primary

#4047D3

secondary

#D7D498

accent

#DE42E6

background

#F9F7FE

surface

#F1EEFC

border

#CBC9D5

text

#0D0915

muted

#7E7B84

Preview Lab

Preview with #4047D3

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

Preview Lab → · Contrast checker → · Palette generator →