#3F25A8#3F25A8

#3F25A8 is a dark, vivid violet. Relative luminance 0.052; OKLCH L 39.5% C 0.193 H 282.0°. Best body text is #FFFFFF at 10.29:1 contrast (WCAG AA passes).

Color values

HEX	#3F25A8
RGB	rgb(63, 37, 168)
HSL	hsl(252, 64%, 40%)
HSV	hsv(252, 78%, 66%)
CMYK	cmyk(62.5%, 78%, 0%, 34.1%)
CIE-LAB	lab(27.31, 47.57, -65.55)
CIE-LCH	lch(27.31, 80.99, 305.97°)
OKLab	oklab(39.46% 0.0402 -0.1891)
OKLCH	oklch(39.46% 0.193 282)
XYZ	xyz(9.7771, 5.2063, 37.5279)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F25A8 #8EA825

analogous

#254DA8 #3F25A8 #8025A8

triadic

#3F25A8 #A83F25 #25A83F

tetradic

#3F25A8 #A8254D #8EA825 #25A880

square

#3F25A8 #A8254D #8EA825 #25A880

split-complementary

#3F25A8 #A88025 #4DA825

monochromatic

#190F44 #2C1A76 #3F25A8 #5637D3 #8169DE

Accessibility & contrast

On white

10.29

#3F25A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#3F25A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F25A8

10.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F25A8	#FFFFFF	#000000	##FFFFFF
##3F25A8	1.00	10.29	2.04	10.29
#FFFFFF	10.29	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AC

Deuteranopia (green-blind)

#003CA6

Tritanopia (blue-blind)

#004B66

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #3f25a8;
/* rgb */ color: rgb(63, 37, 168);
/* oklch */ color: oklch(39.5% 0.193 282.0);

Tailwind

colors: {
  custom: {
    50: '#8264c3',
    500: '#3f25a8',
    950: '#000000',
  },
}

SCSS

$custom: #3f25a8;
$custom-light: #8264c3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f25a8",
  "rgb": {
    "r": 63,
    "g": 37,
    "b": 168
  },
  "hsl": {
    "h": 251.908,
    "s": 63.902,
    "l": 40.196
  },
  "oklch": {
    "l": 0.39462,
    "c": 0.1933,
    "h": 282
  },
  "luminance": 0.05207
}

Semantic roles & 50–950 ramp

primary

#3F25A8

secondary

#B1C465

accent

#E741C6

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #3F25A8

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

Preview Lab → · Contrast checker → · Palette generator →