#4047C4#4047C4

#4047C4 is a mid, vivid blue. Relative luminance 0.096; OKLCH L 47.3% C 0.191 H 274.0°. Best body text is #FFFFFF at 7.20:1 contrast (WCAG AA passes).

Color values

HEX	#4047C4
RGB	rgb(64, 71, 196)
HSL	hsl(237, 53%, 51%)
HSV	hsv(237, 67%, 77%)
CMYK	cmyk(67.3%, 63.8%, 0%, 23.1%)
CIE-LAB	lab(37.08, 37.32, -66.11)
CIE-LCH	lch(37.08, 75.92, 299.44°)
OKLab	oklab(47.27% 0.0132 -0.1908)
OKLCH	oklch(47.27% 0.191 274)
XYZ	xyz(14.3281, 9.5807, 53.3080)
Luminance	0.0958 (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

#4047C4 #C4BD40

analogous

#4089C4 #4047C4 #7B40C4

triadic

#4047C4 #C44047 #47C440

tetradic

#4047C4 #C44089 #C4BD40 #40C47B

square

#4047C4 #C44089 #C4BD40 #40C47B

split-complementary

#4047C4 #C47B40 #89C440

monochromatic

#202469 #2F3498 #4047C4 #6F74D2 #9EA1E1

Accessibility & contrast

On white

7.20

#4047C4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#4047C4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4047C4

7.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4047C4	#FFFFFF	#000000	##FFFFFF
##4047C4	1.00	7.20	2.92	7.20
#FFFFFF	7.20	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DC8

Deuteranopia (green-blind)

#0051C2

Tritanopia (blue-blind)

#00677F

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #4047c4;
/* rgb */ color: rgb(64, 71, 196);
/* oklch */ color: oklch(47.3% 0.191 274.0);

Tailwind

colors: {
  custom: {
    50: '#857ad7',
    500: '#4047c4',
    950: '#000000',
  },
}

SCSS

$custom: #4047c4;
$custom-light: #857ad7;
$custom-dark: #000000;

JSON

{
  "hex": "#4047c4",
  "rgb": {
    "r": 64,
    "g": 71,
    "b": 196
  },
  "hsl": {
    "h": 236.818,
    "s": 52.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.47272,
    "c": 0.19122,
    "h": 274
  },
  "luminance": 0.09582
}

Semantic roles & 50–950 ramp

primary

#4047C4

secondary

#CDCA93

accent

#D54CDC

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0914

muted

#7D7B83

Preview Lab

Preview with #4047C4

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

Preview Lab → · Contrast checker → · Palette generator →