#3F166E#3F166E

#3F166E is a dark, vivid violet. Relative luminance 0.028; OKLCH L 31.9% C 0.141 H 299.3°. Best body text is #FFFFFF at 13.54:1 contrast (WCAG AA passes).

Color values

HEX	#3F166E
RGB	rgb(63, 22, 110)
HSL	hsl(268, 67%, 26%)
HSV	hsv(268, 80%, 43%)
CMYK	cmyk(42.7%, 80%, 0%, 56.9%)
CIE-LAB	lab(19.04, 38.17, -42.90)
CIE-LCH	lch(19.04, 57.43, 311.66°)
OKLab	oklab(31.93% 0.0688 -0.1226)
OKLCH	oklch(31.93% 0.141 299.3)
XYZ	xyz(5.1506, 2.7563, 15.0095)
Luminance	0.0276 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F166E #456E16

analogous

#16196E #3F166E #6B166E

triadic

#3F166E #6E3F16 #166E3F

tetradic

#3F166E #6E1619 #456E16 #166E6B

square

#3F166E #6E1619 #456E16 #166E6B

split-complementary

#3F166E #6E6B16 #196E16

monochromatic

#0F051A #220C3B #3F166E #5C20A1 #792AD4

Accessibility & contrast

On white

13.54

#3F166E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#3F166E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F166E

13.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F166E	#FFFFFF	#000000	##FFFFFF
##3F166E	1.00	13.54	1.55	13.54
#FFFFFF	13.54	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E70

Deuteranopia (green-blind)

#002D6C

Tritanopia (blue-blind)

#342D41

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #3f166e;
/* rgb */ color: rgb(63, 22, 110);
/* oklch */ color: oklch(31.9% 0.141 299.3);

Tailwind

colors: {
  custom: {
    50: '#795898',
    500: '#3f166e',
    950: '#000000',
  },
}

SCSS

$custom: #3f166e;
$custom-light: #795898;
$custom-dark: #000000;

JSON

{
  "hex": "#3f166e",
  "rgb": {
    "r": 63,
    "g": 22,
    "b": 110
  },
  "hsl": {
    "h": 267.955,
    "s": 66.667,
    "l": 25.882
  },
  "oklch": {
    "l": 0.31934,
    "c": 0.14064,
    "h": 299.3
  },
  "luminance": 0.02756
}

Semantic roles & 50–950 ramp

primary

#3F166E

secondary

#73A43C

accent

#EA3E9A

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#0A040E

muted

#7C797E

Preview Lab

Preview with #3F166E

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

Preview Lab → · Contrast checker → · Palette generator →