#4F40CF#4F40CF

#4F40CF is a mid, highly saturated blue. Relative luminance 0.098; OKLCH L 48.2% C 0.210 H 279.8°. Best body text is #FFFFFF at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#4F40CF
RGB	rgb(79, 64, 207)
HSL	hsl(246, 60%, 53%)
HSV	hsv(246, 69%, 81%)
CMYK	cmyk(61.8%, 69.1%, 0%, 18.8%)
CIE-LAB	lab(37.54, 47.11, -71.71)
CIE-LCH	lch(37.54, 85.80, 303.30°)
OKLab	oklab(48.17% 0.0355 -0.2068)
OKLCH	oklch(48.17% 0.21 279.8)
XYZ	xyz(16.3167, 9.8328, 60.0575)
Luminance	0.0983 (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

#4F40CF #C0CF40

analogous

#4078CF #4F40CF #9740CF

triadic

#4F40CF #CF4F40 #40CF4F

tetradic

#4F40CF #CF4078 #C0CF40 #40CF97

square

#4F40CF #CF4078 #C0CF40 #40CF97

split-complementary

#4F40CF #CF9740 #78CF40

monochromatic

#271E77 #372AA8 #4F40CF #7C71DB #A9A2E8

Accessibility & contrast

On white

7.08

#4F40CF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#4F40CF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4F40CF

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F40CF	#FFFFFF	#000000	##FFFFFF
##4F40CF	1.00	7.08	2.97	7.08
#FFFFFF	7.08	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ED3

Deuteranopia (green-blind)

#0053CC

Tritanopia (blue-blind)

#006683

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4f40cf;
/* rgb */ color: rgb(79, 64, 207);
/* oklch */ color: oklch(48.2% 0.210 279.8);

Tailwind

colors: {
  custom: {
    50: '#8f76df',
    500: '#4f40cf',
    950: '#000000',
  },
}

SCSS

$custom: #4f40cf;
$custom-light: #8f76df;
$custom-dark: #000000;

JSON

{
  "hex": "#4f40cf",
  "rgb": {
    "r": 79,
    "g": 64,
    "b": 207
  },
  "hsl": {
    "h": 246.294,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.4817,
    "c": 0.2098,
    "h": 279.8
  },
  "luminance": 0.09834
}

Semantic roles & 50–950 ramp

primary

#4F40CF

secondary

#CED497

accent

#E345D2

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0915

muted

#7E7B83

Preview Lab

Preview with #4F40CF

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

Preview Lab → · Contrast checker → · Palette generator →