#3F3ED9#3F3ED9

#3F3ED9 is a mid, highly saturated blue. Relative luminance 0.095; OKLCH L 47.7% C 0.228 H 273.9°. Best body text is #FFFFFF at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#3F3ED9
RGB	rgb(63, 62, 217)
HSL	hsl(240, 67%, 55%)
HSV	hsv(240, 71%, 85%)
CMYK	cmyk(71%, 71.4%, 0%, 14.9%)
CIE-LAB	lab(36.95, 49.52, -78.49)
CIE-LCH	lch(36.95, 92.81, 302.25°)
OKLab	oklab(47.74% 0.0153 -0.227)
OKLCH	oklch(47.74% 0.228 273.9)
XYZ	xyz(16.2927, 9.5102, 66.6092)
Luminance	0.0951 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.21

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F3ED9 #D8D93E

analogous

#3E8BD9 #3F3ED9 #8D3ED9

triadic

#3F3ED9 #D93F3E #3ED93F

tetradic

#3F3ED9 #D93E8B #D8D93E #3ED98D

square

#3F3ED9 #D93E8B #D8D93E #3ED98D

split-complementary

#3F3ED9 #D98D3E #8BD93E

monochromatic

#1A1A83 #2524B6 #3F3ED9 #7271E3 #A5A4ED

Accessibility & contrast

On white

7.24

#3F3ED9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.90

#3F3ED9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3ED9

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3ED9	#FFFFFF	#000000	##FFFFFF
##3F3ED9	1.00	7.24	2.90	7.24
#FFFFFF	7.24	1.00	21.00	1.00
#000000	2.90	21.00	1.00	21.00
##FFFFFF	7.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EDE

Deuteranopia (green-blind)

#0050D6

Tritanopia (blue-blind)

#006A88

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #3f3ed9;
/* rgb */ color: rgb(63, 62, 217);
/* oklch */ color: oklch(47.7% 0.228 273.9);

Tailwind

colors: {
  custom: {
    50: '#8a75e6',
    500: '#3f3ed9',
    950: '#000000',
  },
}

SCSS

$custom: #3f3ed9;
$custom-light: #8a75e6;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3ed9",
  "rgb": {
    "r": 63,
    "g": 62,
    "b": 217
  },
  "hsl": {
    "h": 240.387,
    "s": 67.1,
    "l": 54.706
  },
  "oklch": {
    "l": 0.47739,
    "c": 0.22752,
    "h": 273.9
  },
  "luminance": 0.09512
}

Semantic roles & 50–950 ramp

primary

#3F3ED9

secondary

#DADA99

accent

#EA3EE9

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #3F3ED9

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

Preview Lab → · Contrast checker → · Palette generator →