#4047AE#4047AE

#4047AE is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.4% C 0.162 H 275.0°. Best body text is #FFFFFF at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#4047AE
RGB	rgb(64, 71, 174)
HSL	hsl(236, 46%, 47%)
HSV	hsv(236, 63%, 68%)
CMYK	cmyk(63.2%, 59.2%, 0%, 31.8%)
CIE-LAB	lab(35.30, 29.73, -56.05)
CIE-LCH	lch(35.30, 63.45, 297.94°)
OKLab	oklab(45.41% 0.014 -0.1612)
OKLCH	oklch(45.41% 0.162 275)
XYZ	xyz(12.0051, 8.6515, 41.0735)
Luminance	0.0865 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 5.87

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4047AE #AEA740

analogous

#407EAE #4047AE #7040AE

triadic

#4047AE #AE4047 #47AE40

tetradic

#4047AE #AE407E #AEA740 #40AE70

square

#4047AE #AE407E #AEA740 #40AE70

split-complementary

#4047AE #AE7040 #7EAE40

monochromatic

#1F2255 #303581 #4047AE #656BC6 #9296D7

Accessibility & contrast

On white

7.69

#4047AE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#4047AE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4047AE

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4047AE	#FFFFFF	#000000	##FFFFFF
##4047AE	1.00	7.69	2.73	7.69
#FFFFFF	7.69	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0058B1

Deuteranopia (green-blind)

#004EAC

Tritanopia (blue-blind)

#006073

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4047ae;
/* rgb */ color: rgb(64, 71, 174);
/* oklch */ color: oklch(45.4% 0.162 275.0);

Tailwind

colors: {
  custom: {
    50: '#817ac7',
    500: '#4047ae',
    950: '#000000',
  },
}

SCSS

$custom: #4047ae;
$custom-light: #817ac7;
$custom-dark: #000000;

JSON

{
  "hex": "#4047ae",
  "rgb": {
    "r": 64,
    "g": 71,
    "b": 174
  },
  "hsl": {
    "h": 236.182,
    "s": 46.218,
    "l": 46.667
  },
  "oklch": {
    "l": 0.45412,
    "c": 0.16184,
    "h": 275
  },
  "luminance": 0.08652
}

Semantic roles & 50–950 ramp

primary

#4047AE

secondary

#C2BE88

accent

#CD52D6

background

#F8F7FC

surface

#EFEDF8

border

#CAC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #4047AE

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

Preview Lab → · Contrast checker → · Palette generator →