#3F3DCF#3F3DCF

#3F3DCF is a mid, highly saturated blue. Relative luminance 0.089; OKLCH L 46.6% C 0.216 H 274.6°. Best body text is #FFFFFF at 7.55:1 contrast (WCAG AA passes).

Color values

HEX	#3F3DCF
RGB	rgb(63, 61, 207)
HSL	hsl(241, 60%, 53%)
HSV	hsv(241, 71%, 81%)
CMYK	cmyk(69.6%, 70.5%, 0%, 18.8%)
CIE-LAB	lab(35.79, 46.85, -74.63)
CIE-LCH	lch(35.79, 88.12, 302.12°)
OKLab	oklab(46.62% 0.0175 -0.2157)
OKLCH	oklch(46.62% 0.216 274.6)
XYZ	xyz(14.9774, 8.8978, 59.9475)
Luminance	0.0890 (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

#3F3DCF #CDCF3D

analogous

#3D84CF #3F3DCF #883DCF

triadic

#3F3DCF #CF3F3D #3DCF3F

tetradic

#3F3DCF #CF3D84 #CDCF3D #3DCF88

square

#3F3DCF #CF3D84 #CDCF3D #3DCF88

split-complementary

#3F3DCF #CF883D #84CF3D

monochromatic

#1E1D75 #2B29A6 #3F3DCF #706EDB #A09FE7

Accessibility & contrast

On white

7.55

#3F3DCF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.78

#3F3DCF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3DCF

7.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3DCF	#FFFFFF	#000000	##FFFFFF
##3F3DCF	1.00	7.55	2.78	7.55
#FFFFFF	7.55	1.00	21.00	1.00
#000000	2.78	21.00	1.00	21.00
##FFFFFF	7.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BD3

Deuteranopia (green-blind)

#004DCC

Tritanopia (blue-blind)

#006682

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #3f3dcf;
/* rgb */ color: rgb(63, 61, 207);
/* oklch */ color: oklch(46.6% 0.216 274.6);

Tailwind

colors: {
  custom: {
    50: '#8874df',
    500: '#3f3dcf',
    950: '#000000',
  },
}

SCSS

$custom: #3f3dcf;
$custom-light: #8874df;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3dcf",
  "rgb": {
    "r": 63,
    "g": 61,
    "b": 207
  },
  "hsl": {
    "h": 240.822,
    "s": 60.331,
    "l": 52.549
  },
  "oklch": {
    "l": 0.4662,
    "c": 0.21645,
    "h": 274.6
  },
  "luminance": 0.08899
}

Semantic roles & 50–950 ramp

primary

#3F3DCF

secondary

#D3D494

accent

#E344E1

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #3F3DCF

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

Preview Lab → · Contrast checker → · Palette generator →