#3F2FC0#3F2FC0

#3F2FC0 is a dark, highly saturated blue. Relative luminance 0.069; OKLCH L 43.2% C 0.212 H 277.7°. Best body text is #FFFFFF at 8.83:1 contrast (WCAG AA passes).

Color values

HEX	#3F2FC0
RGB	rgb(63, 47, 192)
HSL	hsl(247, 61%, 47%)
HSV	hsv(247, 76%, 75%)
CMYK	cmyk(67.2%, 75.5%, 0%, 24.7%)
CIE-LAB	lab(31.57, 49.77, -72.83)
CIE-LCH	lch(31.57, 88.21, 304.35°)
OKLab	oklab(43.18% 0.0283 -0.2104)
OKLCH	oklch(43.18% 0.212 277.7)
XYZ	xyz(12.5778, 6.8945, 50.5269)
Luminance	0.0690 (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

#3F2FC0 #B0C02F

analogous

#2F67C0 #3F2FC0 #882FC0

triadic

#3F2FC0 #C03F2F #2FC03F

tetradic

#3F2FC0 #C02F67 #B0C02F #2FC088

square

#3F2FC0 #C02F67 #B0C02F #2FC088

split-complementary

#3F2FC0 #C0882F #67C02F

monochromatic

#1F175E #2F238F #3F2FC0 #6556D6 #9288E2

Accessibility & contrast

On white

8.83

#3F2FC0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.38

#3F2FC0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F2FC0

8.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F2FC0	#FFFFFF	#000000	##FFFFFF
##3F2FC0	1.00	8.83	2.38	8.83
#FFFFFF	8.83	1.00	21.00	1.00
#000000	2.38	21.00	1.00	21.00
##FFFFFF	8.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050C4

Deuteranopia (green-blind)

#0044BD

Tritanopia (blue-blind)

#005976

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3f2fc0;
/* rgb */ color: rgb(63, 47, 192);
/* oklch */ color: oklch(43.2% 0.212 277.7);

Tailwind

colors: {
  custom: {
    50: '#866bd4',
    500: '#3f2fc0',
    950: '#000000',
  },
}

SCSS

$custom: #3f2fc0;
$custom-light: #866bd4;
$custom-dark: #000000;

JSON

{
  "hex": "#3f2fc0",
  "rgb": {
    "r": 63,
    "g": 47,
    "b": 192
  },
  "hsl": {
    "h": 246.621,
    "s": 60.669,
    "l": 46.863
  },
  "oklch": {
    "l": 0.43179,
    "c": 0.2123,
    "h": 277.7
  },
  "luminance": 0.06896
}

Semantic roles & 50–950 ramp

primary

#3F2FC0

secondary

#C3CB7F

accent

#E444D2

background

#F9F6FD

surface

#F1EBFA

border

#CBC6D3

text

#0D0714

muted

#7E7A83

Preview Lab

Preview with #3F2FC0

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

Preview Lab → · Contrast checker → · Palette generator →