#3F4CD2#3F4CD2

#3F4CD2 is a mid, highly saturated blue. Relative luminance 0.109; OKLCH L 49.3% C 0.204 H 272.1°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#3F4CD2
RGB	rgb(63, 76, 210)
HSL	hsl(235, 62%, 54%)
HSV	hsv(235, 70%, 82%)
CMYK	cmyk(70%, 63.8%, 0%, 17.6%)
CIE-LAB	lab(39.37, 38.91, -70.48)
CIE-LCH	lch(39.37, 80.51, 298.90°)
OKLab	oklab(49.3% 0.0076 -0.2036)
OKLCH	oklch(49.3% 0.204 272.1)
XYZ	xyz(16.2633, 10.8772, 62.2027)
Luminance	0.1088 (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

#3F4CD2 #D2C53F

analogous

#3F95D2 #3F4CD2 #7B3FD2

triadic

#3F4CD2 #D23F4C #4CD23F

tetradic

#3F4CD2 #D23F95 #D2C53F #3FD27B

square

#3F4CD2 #D23F95 #D2C53F #3FD27B

split-complementary

#3F4CD2 #D27B3F #95D23F

monochromatic

#1D257A #2834AC #3F4CD2 #717ADE #A2A8E9

Accessibility & contrast

On white

6.61

#3F4CD2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#3F4CD2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F4CD2

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F4CD2	#FFFFFF	#000000	##FFFFFF
##3F4CD2	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064D6

Deuteranopia (green-blind)

#0056CF

Tritanopia (blue-blind)

#006F88

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3f4cd2;
/* rgb */ color: rgb(63, 76, 210);
/* oklch */ color: oklch(49.3% 0.204 272.1);

Tailwind

colors: {
  custom: {
    50: '#877ee1',
    500: '#3f4cd2',
    950: '#000000',
  },
}

SCSS

$custom: #3f4cd2;
$custom-light: #877ee1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f4cd2",
  "rgb": {
    "r": 63,
    "g": 76,
    "b": 210
  },
  "hsl": {
    "h": 234.694,
    "s": 62.025,
    "l": 53.529
  },
  "oklch": {
    "l": 0.49301,
    "c": 0.2037,
    "h": 272.1
  },
  "luminance": 0.10879
}

Semantic roles & 50–950 ramp

primary

#3F4CD2

secondary

#D6D097

accent

#D743E5

background

#F9F7FD

surface

#F1EEFB

border

#CBC9D4

text

#0D0A15

muted

#7E7C83

Preview Lab

Preview with #3F4CD2

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

Preview Lab → · Contrast checker → · Palette generator →