#4F47DD#4F47DD

#4F47DD is a mid, highly saturated blue. Relative luminance 0.114; OKLCH L 50.5% C 0.219 H 277.4°. Best body text is #FFFFFF at 6.41:1 contrast (WCAG AA passes).

Color values

HEX	#4F47DD
RGB	rgb(79, 71, 221)
HSL	hsl(243, 69%, 57%)
HSV	hsv(243, 68%, 87%)
CMYK	cmyk(64.3%, 67.9%, 0%, 13.3%)
CIE-LAB	lab(40.23, 47.54, -75.36)
CIE-LCH	lch(40.23, 89.10, 302.25°)
OKLab	oklab(50.48% 0.0284 -0.2174)
OKLCH	oklch(50.48% 0.219 277.4)
XYZ	xyz(18.5246, 11.3877, 69.6144)
Luminance	0.1139 (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

#4F47DD #D5DD47

analogous

#478ADD #4F47DD #9A47DD

triadic

#4F47DD #DD4F47 #47DD4F

tetradic

#4F47DD #DD478A #D5DD47 #47DD9A

square

#4F47DD #DD478A #D5DD47 #47DD9A

split-complementary

#4F47DD #DD9A47 #8ADD47

monochromatic

#211A8F #2C24C3 #4F47DD #807BE7 #B2AEF0

Accessibility & contrast

On white

6.41

#4F47DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#4F47DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F47DD

6.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F47DD	#FFFFFF	#000000	##FFFFFF
##4F47DD	1.00	6.41	3.28	6.41
#FFFFFF	6.41	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065E2

Deuteranopia (green-blind)

#0058DA

Tritanopia (blue-blind)

#006F8C

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #4f47dd;
/* rgb */ color: rgb(79, 71, 221);
/* oklch */ color: oklch(50.5% 0.219 277.4);

Tailwind

colors: {
  custom: {
    50: '#917be9',
    500: '#4f47dd',
    950: '#000000',
  },
}

SCSS

$custom: #4f47dd;
$custom-light: #917be9;
$custom-dark: #000000;

JSON

{
  "hex": "#4f47dd",
  "rgb": {
    "r": 79,
    "g": 71,
    "b": 221
  },
  "hsl": {
    "h": 243.2,
    "s": 68.807,
    "l": 57.255
  },
  "oklch": {
    "l": 0.50477,
    "c": 0.2193,
    "h": 277.4
  },
  "luminance": 0.11389
}

Semantic roles & 50–950 ramp

primary

#4F47DD

secondary

#DBDEA2

accent

#EC3CE2

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4F47DD

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

Preview Lab → · Contrast checker → · Palette generator →