#3F3EE0#3F3EE0

#3F3EE0 is a mid, highly saturated blue. Relative luminance 0.099; OKLCH L 48.4% C 0.236 H 273.5°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#3F3EE0
RGB	rgb(63, 62, 224)
HSL	hsl(240, 72%, 56%)
HSV	hsv(240, 72%, 88%)
CMYK	cmyk(71.9%, 72.3%, 0%, 12.2%)
CIE-LAB	lab(37.63, 51.77, -81.38)
CIE-LCH	lch(37.63, 96.45, 302.46°)
OKLab	oklab(48.43% 0.0142 -0.2354)
OKLCH	oklch(48.43% 0.236 273.5)
XYZ	xyz(17.2226, 9.8821, 71.5063)
Luminance	0.0988 (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

#3F3EE0 #DFE03E

analogous

#3E8EE0 #3F3EE0 #903EE0

triadic

#3F3EE0 #E03F3E #3EE03F

tetradic

#3F3EE0 #E03E8E #DFE03E #3EE090

square

#3F3EE0 #E03E8E #DFE03E #3EE090

split-complementary

#3F3EE0 #E0903E #8EE03E

monochromatic

#17178D #201FC2 #3F3EE0 #7373E8 #A8A7F1

Accessibility & contrast

On white

7.05

#3F3EE0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#3F3EE0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F3EE0

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F3EE0	#FFFFFF	#000000	##FFFFFF
##3F3EE0	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060E5

Deuteranopia (green-blind)

#0051DD

Tritanopia (blue-blind)

#006C8B

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #3f3ee0;
/* rgb */ color: rgb(63, 62, 224);
/* oklch */ color: oklch(48.4% 0.236 273.5);

Tailwind

colors: {
  custom: {
    50: '#8b75eb',
    500: '#3f3ee0',
    950: '#000000',
  },
}

SCSS

$custom: #3f3ee0;
$custom-light: #8b75eb;
$custom-dark: #000000;

JSON

{
  "hex": "#3f3ee0",
  "rgb": {
    "r": 63,
    "g": 62,
    "b": 224
  },
  "hsl": {
    "h": 240.37,
    "s": 72.321,
    "l": 56.078
  },
  "oklch": {
    "l": 0.48429,
    "c": 0.23584,
    "h": 273.5
  },
  "luminance": 0.09884
}

Semantic roles & 50–950 ramp

primary

#3F3EE0

secondary

#DEDE9B

accent

#EF39EE

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #3F3EE0

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

Preview Lab → · Contrast checker → · Palette generator →