#3F3EBD#3F3EBD

#3F3EBD is a mid, vivid blue. Relative luminance 0.082; OKLCH L 45.1% C 0.193 H 275.7°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#3F3EBD
RGB	rgb(63, 62, 189)
HSL	hsl(240, 51%, 49%)
HSV	hsv(240, 67%, 74%)
CMYK	cmyk(66.7%, 67.2%, 0%, 25.9%)
CIE-LAB	lab(34.34, 40.31, -66.49)
CIE-LCH	lch(34.34, 77.76, 301.23°)
OKLab	oklab(45.08% 0.0193 -0.1919)
OKLCH	oklch(45.08% 0.193 275.7)
XYZ	xyz(12.9548, 8.1750, 49.0295)
Luminance	0.0818 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.55

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F3EBD #BCBD3E

analogous

#3E7DBD #3F3EBD #7E3EBD

triadic

#3F3EBD #BD3F3E #3EBD3F

tetradic

#3F3EBD #BD3E7D #BCBD3E #3EBD7E

square

#3F3EBD #BD3E7D #BCBD3E #3EBD7E

split-complementary

#3F3EBD #BD7E3E #7DBD3E

monochromatic

#202061 #302F8F #3F3EBD #6B6ACE #9998DD

Accessibility & contrast

On white

7.97

#3F3EBD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#3F3EBD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3EBD

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3EBD	#FFFFFF	#000000	##FFFFFF
##3F3EBD	1.00	7.97	2.64	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056C1

Deuteranopia (green-blind)

#004BBB

Tritanopia (blue-blind)

#006078

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #3f3ebd;
/* rgb */ color: rgb(63, 62, 189);
/* oklch */ color: oklch(45.1% 0.193 275.7);

Tailwind

colors: {
  custom: {
    50: '#8474d2',
    500: '#3f3ebd',
    950: '#000000',
  },
}

SCSS

$custom: #3f3ebd;
$custom-light: #8474d2;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3ebd",
  "rgb": {
    "r": 63,
    "g": 62,
    "b": 189
  },
  "hsl": {
    "h": 240.472,
    "s": 50.598,
    "l": 49.216
  },
  "oklch": {
    "l": 0.45078,
    "c": 0.19291,
    "h": 275.7
  },
  "luminance": 0.08176
}

Semantic roles & 50–950 ramp

primary

#3F3EBD

secondary

#C9C98E

accent

#DA4ED9

background

#F8F7FD

surface

#F0EDFA

border

#CBC8D3

text

#0C0814

muted

#7D7B83

Preview Lab

Preview with #3F3EBD

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

Preview Lab → · Contrast checker → · Palette generator →