#3F25C6#3F25C6

#3F25C6 is a dark, highly saturated blue. Relative luminance 0.065; OKLCH L 42.6% C 0.228 H 278.0°. Best body text is #FFFFFF at 9.16:1 contrast (WCAG AA passes).

Color values

HEX#3F25C6
RGBrgb(63, 37, 198)
HSLhsl(250, 69%, 46%)
HSVhsv(250, 81%, 78%)
CMYKcmyk(68.2%, 81.3%, 0%, 22.4%)
CIE-LABlab(30.53, 56.38, -78.06)
CIE-LCHlch(30.53, 96.29, 305.84°)
OKLaboklab(42.65% 0.0315 -0.2255)
OKLCHoklch(42.65% 0.228 278)
XYZxyz(12.9012, 6.4560, 53.9814)
Luminance0.0646 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3F25C6 #ACC625
analogous
#255CC6 #3F25C6 #8F25C6
triadic
#3F25C6 #C63F25 #25C63F
tetradic
#3F25C6 #C6255C #ACC625 #25C68F
square
#3F25C6 #C6255C #ACC625 #25C68F
split-complementary
#3F25C6 #C68F25 #5CC625
monochromatic
#1E125F #2F1B92 #3F25C6 #634BDD #8F7EE7

Accessibility & contrast

On white

9.16
#3F25C6 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.29
#3F25C6 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F25C6
9.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3F25C6#FFFFFF#000000##FFFFFF
##3F25C61.009.162.299.16
#FFFFFF9.161.0021.001.00
#0000002.2921.001.0021.00
##FFFFFF9.161.0021.001.00

Color blindness preview

Protanopia (red-blind)
#004ECA
Deuteranopia (green-blind)
#0041C3
Tritanopia (blue-blind)
#005877
Achromatopsia (no color)
#484848

Design tokens & code

CSS
--color: #3f25c6;
/* rgb */ color: rgb(63, 37, 198);
/* oklch */ color: oklch(42.6% 0.228 278.0);
Tailwind
colors: {
  custom: {
    50: '#8865d9',
    500: '#3f25c6',
    950: '#000000',
  },
}
SCSS
$custom: #3f25c6;
$custom-light: #8865d9;
$custom-dark: #000000;
JSON
{
  "hex": "#3f25c6",
  "rgb": {
    "r": 63,
    "g": 37,
    "b": 198
  },
  "hsl": {
    "h": 249.689,
    "s": 68.511,
    "l": 46.078
  },
  "oklch": {
    "l": 0.42649,
    "c": 0.22768,
    "h": 278
  },
  "luminance": 0.06457
}

Semantic roles & 50–950 ramp

primary
#3F25C6
secondary
#C1CF77
accent
#EB3CCF
background
#F9F6FD
surface
#F1EBFB
border
#CBC6D4
text
#0D0615
muted
#7E7A83

Preview Lab

Preview with #3F25C6

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

Preview Lab → · Contrast checker → · Palette generator →

#3F25C6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva