#4F52E9#4F52E9

#4F52E9 is a mid, highly saturated blue. Relative luminance 0.136; OKLCH L 53.3% C 0.222 H 275.0°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#4F52E9
RGB	rgb(79, 82, 233)
HSL	hsl(239, 78%, 61%)
HSV	hsv(239, 66%, 91%)
CMYK	cmyk(66.1%, 64.8%, 0%, 8.6%)
CIE-LAB	lab(43.62, 45.02, -76.61)
CIE-LCH	lch(43.62, 88.86, 300.44°)
OKLab	oklab(53.25% 0.0193 -0.2211)
OKLCH	oklch(53.25% 0.222 275)
XYZ	xyz(20.9449, 13.5782, 78.5921)
Luminance	0.1358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F52E9 #E9E64F

analogous

#4F9FE9 #4F52E9 #994FE9

triadic

#4F52E9 #E94F52 #52E94F

tetradic

#4F52E9 #E94F9F #E9E64F #4FE999

square

#4F52E9 #E94F9F #E9E64F #4FE999

split-complementary

#4F52E9 #E9994F #9FE94F

monochromatic

#1518A9 #1C20DF #4F52E9 #8587F0 #BCBDF7

Accessibility & contrast

On white

5.65

#4F52E9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#4F52E9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F52E9

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F52E9	#FFFFFF	#000000	##FFFFFF
##4F52E9	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EEE

Deuteranopia (green-blind)

#0060E6

Tritanopia (blue-blind)

#007996

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #4f52e9;
/* rgb */ color: rgb(79, 82, 233);
/* oklch */ color: oklch(53.3% 0.222 275.0);

Tailwind

colors: {
  custom: {
    50: '#9283f1',
    500: '#4f52e9',
    950: '#000000',
  },
}

SCSS

$custom: #4f52e9;
$custom-light: #9283f1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f52e9",
  "rgb": {
    "r": 79,
    "g": 82,
    "b": 233
  },
  "hsl": {
    "h": 238.831,
    "s": 77.778,
    "l": 61.176
  },
  "oklch": {
    "l": 0.53251,
    "c": 0.22194,
    "h": 275
  },
  "luminance": 0.1358
}

Semantic roles & 50–950 ramp

primary

#4F52E9

secondary

#E7E6AD

accent

#D60BDA

background

#F9F8FE

surface

#F2EFFD

border

#CCCAD5

text

#0E0B17

muted

#7E7C85

Preview Lab

Preview with #4F52E9

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

Preview Lab → · Contrast checker → · Palette generator →