#3F4ED2#3F4ED2

#3F4ED2 is a mid, highly saturated blue. Relative luminance 0.112; OKLCH L 49.6% C 0.201 H 271.8°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX	#3F4ED2
RGB	rgb(63, 78, 210)
HSL	hsl(234, 62%, 54%)
HSV	hsv(234, 70%, 82%)
CMYK	cmyk(70%, 62.9%, 0%, 17.6%)
CIE-LAB	lab(39.84, 37.67, -69.71)
CIE-LCH	lch(39.84, 79.24, 298.39°)
OKLab	oklab(49.65% 0.0062 -0.2013)
OKLCH	oklch(49.65% 0.201 271.8)
XYZ	xyz(16.4032, 11.1571, 62.2493)
Luminance	0.1116 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F4ED2 #D2C33F

analogous

#3F97D2 #3F4ED2 #793FD2

triadic

#3F4ED2 #D23F4E #4ED23F

tetradic

#3F4ED2 #D23F97 #D2C33F #3FD279

square

#3F4ED2 #D23F97 #D2C33F #3FD279

split-complementary

#3F4ED2 #D2793F #97D23F

monochromatic

#1D267A #2836AC #3F4ED2 #717CDE #A2A9E9

Accessibility & contrast

On white

6.50

#3F4ED2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.23

#3F4ED2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F4ED2

6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4ED2	#FFFFFF	#000000	##FFFFFF
##3F4ED2	1.00	6.50	3.23	6.50
#FFFFFF	6.50	1.00	21.00	1.00
#000000	3.23	21.00	1.00	21.00
##FFFFFF	6.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0065D6

Deuteranopia (green-blind)

#0057CF

Tritanopia (blue-blind)

#007089

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #3f4ed2;
/* rgb */ color: rgb(63, 78, 210);
/* oklch */ color: oklch(49.6% 0.201 271.8);

Tailwind

colors: {
  custom: {
    50: '#877fe1',
    500: '#3f4ed2',
    950: '#000000',
  },
}

SCSS

$custom: #3f4ed2;
$custom-light: #877fe1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4ed2",
  "rgb": {
    "r": 63,
    "g": 78,
    "b": 210
  },
  "hsl": {
    "h": 233.878,
    "s": 62.025,
    "l": 53.529
  },
  "oklch": {
    "l": 0.49646,
    "c": 0.20139,
    "h": 271.8
  },
  "luminance": 0.11159
}

Semantic roles & 50–950 ramp

primary

#3F4ED2

secondary

#D6CF97

accent

#D543E5

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #3F4ED2

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

Preview Lab → · Contrast checker → · Palette generator →