#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
RGB	rgb(63, 37, 198)
HSL	hsl(250, 69%, 46%)
HSV	hsv(250, 81%, 78%)
CMYK	cmyk(68.2%, 81.3%, 0%, 22.4%)
CIE-LAB	lab(30.53, 56.38, -78.06)
CIE-LCH	lch(30.53, 96.29, 305.84°)
OKLab	oklab(42.65% 0.0315 -0.2255)
OKLCH	oklch(42.65% 0.228 278)
XYZ	xyz(12.9012, 6.4560, 53.9814)
Luminance	0.0646 (WCAG relative)
Temperature	cool
Family	blue

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
##3F25C6	1.00	9.16	2.29	9.16
#FFFFFF	9.16	1.00	21.00	1.00
#000000	2.29	21.00	1.00	21.00
##FFFFFF	9.16	1.00	21.00	1.00

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 →