#4F50E1#4F50E1

#4F50E1 is a mid, highly saturated blue. Relative luminance 0.128; OKLCH L 52.2% C 0.214 H 275.7°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#4F50E1
RGB	rgb(79, 80, 225)
HSL	hsl(240, 71%, 60%)
HSV	hsv(240, 65%, 88%)
CMYK	cmyk(64.9%, 64.4%, 0%, 11.8%)
CIE-LAB	lab(42.51, 43.59, -73.89)
CIE-LCH	lch(42.51, 85.79, 300.54°)
OKLab	oklab(52.24% 0.0214 -0.2131)
OKLCH	oklch(52.24% 0.214 275.7)
XYZ	xyz(19.6793, 12.8341, 72.6597)
Luminance	0.1284 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F50E1 #E1E04F

analogous

#4F99E1 #4F50E1 #974FE1

triadic

#4F50E1 #E14F50 #50E14F

tetradic

#4F50E1 #E14F99 #E1E04F #4FE197

square

#4F50E1 #E14F99 #E1E04F #4FE197

split-complementary

#4F50E1 #E1974F #99E14F

monochromatic

#1A1B9B #2325CF #4F50E1 #8384EA #B8B8F3

Accessibility & contrast

On white

5.89

#4F50E1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#4F50E1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F50E1

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F50E1	#FFFFFF	#000000	##FFFFFF
##4F50E1	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BE6

Deuteranopia (green-blind)

#005EDE

Tritanopia (blue-blind)

#007691

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4f50e1;
/* rgb */ color: rgb(79, 80, 225);
/* oklch */ color: oklch(52.2% 0.214 275.7);

Tailwind

colors: {
  custom: {
    50: '#9182ec',
    500: '#4f50e1',
    950: '#000000',
  },
}

SCSS

$custom: #4f50e1;
$custom-light: #9182ec;
$custom-dark: #000000;

JSON

{
  "hex": "#4f50e1",
  "rgb": {
    "r": 79,
    "g": 80,
    "b": 225
  },
  "hsl": {
    "h": 239.589,
    "s": 70.874,
    "l": 59.608
  },
  "oklch": {
    "l": 0.52238,
    "c": 0.21421,
    "h": 275.7
  },
  "luminance": 0.12836
}

Semantic roles & 50–950 ramp

primary

#4F50E1

secondary

#E2E2AA

accent

#EC3AEE

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0A16

muted

#7E7C84

Preview Lab

Preview with #4F50E1

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

Preview Lab → · Contrast checker → · Palette generator →