#4047CE#4047CE

#4047CE is a mid, highly saturated blue. Relative luminance 0.101; OKLCH L 48.2% C 0.204 H 273.5°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#4047CE
RGB	rgb(64, 71, 206)
HSL	hsl(237, 59%, 53%)
HSV	hsv(237, 69%, 81%)
CMYK	cmyk(68.9%, 65.5%, 0%, 19.2%)
CIE-LAB	lab(37.93, 40.72, -70.53)
CIE-LCH	lch(37.93, 81.44, 300.00°)
OKLab	oklab(48.16% 0.0124 -0.2037)
OKLCH	oklch(48.16% 0.204 273.5)
XYZ	xyz(15.5045, 10.0512, 59.5035)
Luminance	0.1005 (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

#4047CE #CEC740

analogous

#408ECE #4047CE #8040CE

triadic

#4047CE #CE4047 #47CE40

tetradic

#4047CE #CE408E #CEC740 #40CE80

square

#4047CE #CE408E #CEC740 #40CE80

split-complementary

#4047CE #CE8040 #8ECE40

monochromatic

#1E2275 #2B31A6 #4047CE #7176DA #A1A5E7

Accessibility & contrast

On white

6.98

#4047CE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#4047CE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4047CE

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4047CE	#FFFFFF	#000000	##FFFFFF
##4047CE	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060D2

Deuteranopia (green-blind)

#0053CB

Tritanopia (blue-blind)

#006B84

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4047ce;
/* rgb */ color: rgb(64, 71, 206);
/* oklch */ color: oklch(48.2% 0.204 273.5);

Tailwind

colors: {
  custom: {
    50: '#877ade',
    500: '#4047ce',
    950: '#000000',
  },
}

SCSS

$custom: #4047ce;
$custom-light: #877ade;
$custom-dark: #000000;

JSON

{
  "hex": "#4047ce",
  "rgb": {
    "r": 64,
    "g": 71,
    "b": 206
  },
  "hsl": {
    "h": 237.042,
    "s": 59.167,
    "l": 52.941
  },
  "oklch": {
    "l": 0.4816,
    "c": 0.20408,
    "h": 273.5
  },
  "luminance": 0.10053
}

Semantic roles & 50–950 ramp

primary

#4047CE

secondary

#D4D196

accent

#DB45E2

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4047CE

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

Preview Lab → · Contrast checker → · Palette generator →