#3F3EC5#3F3EC5

#3F3EC5 is a mid, highly saturated blue. Relative luminance 0.085; OKLCH L 45.8% C 0.203 H 275.2°. Best body text is #FFFFFF at 7.76:1 contrast (WCAG AA passes).

Color values

HEX	#3F3EC5
RGB	rgb(63, 62, 197)
HSL	hsl(240, 54%, 51%)
HSV	hsv(240, 69%, 77%)
CMYK	cmyk(68%, 68.5%, 0%, 22.7%)
CIE-LAB	lab(35.07, 42.98, -70.00)
CIE-LCH	lch(35.07, 82.14, 301.55°)
OKLab	oklab(45.82% 0.0183 -0.2022)
OKLCH	oklch(45.82% 0.203 275.2)
XYZ	xyz(13.8472, 8.5320, 53.7296)
Luminance	0.0853 (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

#3F3EC5 #C4C53E

analogous

#3E81C5 #3F3EC5 #823EC5

triadic

#3F3EC5 #C53F3E #3EC53F

tetradic

#3F3EC5 #C53E81 #C4C53E #3EC582

square

#3F3EC5 #C53E81 #C4C53E #3EC582

split-complementary

#3F3EC5 #C5823E #81C53E

monochromatic

#202069 #2E2E98 #3F3EC5 #6E6DD3 #9D9CE1

Accessibility & contrast

On white

7.76

#3F3EC5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#3F3EC5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3EC5

7.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3EC5	#FFFFFF	#000000	##FFFFFF
##3F3EC5	1.00	7.76	2.71	7.76
#FFFFFF	7.76	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059C9

Deuteranopia (green-blind)

#004CC2

Tritanopia (blue-blind)

#00627C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3f3ec5;
/* rgb */ color: rgb(63, 62, 197);
/* oklch */ color: oklch(45.8% 0.203 275.2);

Tailwind

colors: {
  custom: {
    50: '#8674d8',
    500: '#3f3ec5',
    950: '#000000',
  },
}

SCSS

$custom: #3f3ec5;
$custom-light: #8674d8;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3ec5",
  "rgb": {
    "r": 63,
    "g": 62,
    "b": 197
  },
  "hsl": {
    "h": 240.444,
    "s": 53.785,
    "l": 50.784
  },
  "oklch": {
    "l": 0.45821,
    "c": 0.20302,
    "h": 275.2
  },
  "luminance": 0.08533
}

Semantic roles & 50–950 ramp

primary

#3F3EC5

secondary

#CDCD91

accent

#DD4BDC

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0D0815

muted

#7D7B83

Preview Lab

Preview with #3F3EC5

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

Preview Lab → · Contrast checker → · Palette generator →