#4F47E5#4F47E5

#4F47E5 is a mid, highly saturated blue. Relative luminance 0.118; OKLCH L 51.2% C 0.229 H 276.8°. Best body text is #FFFFFF at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#4F47E5
RGB	rgb(79, 71, 229)
HSL	hsl(243, 75%, 59%)
HSV	hsv(243, 69%, 90%)
CMYK	cmyk(65.5%, 69%, 0%, 10.2%)
CIE-LAB	lab(40.94, 50.07, -78.75)
CIE-LCH	lch(40.94, 93.32, 302.45°)
OKLab	oklab(51.2% 0.0273 -0.2274)
OKLCH	oklch(51.2% 0.229 276.8)
XYZ	xyz(19.6159, 11.8242, 75.3621)
Luminance	0.1183 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F47E5 #DDE547

analogous

#478EE5 #4F47E5 #9E47E5

triadic

#4F47E5 #E54F47 #47E54F

tetradic

#4F47E5 #E5478E #DDE547 #47E59E

square

#4F47E5 #E5478E #DDE547 #47E59E

split-complementary

#4F47E5 #E59E47 #8EE547

monochromatic

#1D169C #271ED1 #4F47E5 #827DED #B6B2F4

Accessibility & contrast

On white

6.24

#4F47E5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#4F47E5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F47E5

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F47E5	#FFFFFF	#000000	##FFFFFF
##4F47E5	1.00	6.24	3.37	6.24
#FFFFFF	6.24	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067EA

Deuteranopia (green-blind)

#005AE2

Tritanopia (blue-blind)

#007291

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #4f47e5;
/* rgb */ color: rgb(79, 71, 229);
/* oklch */ color: oklch(51.2% 0.229 276.8);

Tailwind

colors: {
  custom: {
    50: '#927cee',
    500: '#4f47e5',
    950: '#000000',
  },
}

SCSS

$custom: #4f47e5;
$custom-light: #927cee;
$custom-dark: #000000;

JSON

{
  "hex": "#4f47e5",
  "rgb": {
    "r": 79,
    "g": 71,
    "b": 229
  },
  "hsl": {
    "h": 243.038,
    "s": 75.238,
    "l": 58.824
  },
  "oklch": {
    "l": 0.51203,
    "c": 0.22901,
    "h": 276.8
  },
  "luminance": 0.11826
}

Semantic roles & 50–950 ramp

primary

#4F47E5

secondary

#E0E3A5

accent

#F236E8

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0F0917

muted

#7E7B85

Preview Lab

Preview with #4F47E5

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

Preview Lab → · Contrast checker → · Palette generator →