#3F299C#3F299C

#3F299C is a dark, vivid violet. Relative luminance 0.050; OKLCH L 38.8% C 0.175 H 283.4°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#3F299C
RGB	rgb(63, 41, 156)
HSL	hsl(251, 58%, 39%)
HSV	hsv(251, 74%, 61%)
CMYK	cmyk(59.6%, 73.7%, 0%, 38.8%)
CIE-LAB	lab(26.86, 41.83, -59.02)
CIE-LCH	lch(26.86, 72.34, 305.33°)
OKLab	oklab(38.78% 0.0405 -0.17)
OKLCH	oklch(38.78% 0.175 283.4)
XYZ	xyz(8.8417, 5.0424, 31.9534)
Luminance	0.0504 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F299C #869C29

analogous

#294C9C #3F299C #78299C

triadic

#3F299C #9C3F29 #299C3F

tetradic

#3F299C #9C294C #869C29 #299C78

square

#3F299C #9C294C #869C29 #299C78

split-complementary

#3F299C #9C7829 #4C9C29

monochromatic

#18103B #2B1C6C #3F299C #5438CB #7D68D7

Accessibility & contrast

On white

10.46

#3F299C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#3F299C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F299C

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F299C	#FFFFFF	#000000	##FFFFFF
##3F299C	1.00	10.46	2.01	10.46
#FFFFFF	10.46	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00439F

Deuteranopia (green-blind)

#003C9A

Tritanopia (blue-blind)

#044960

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #3f299c;
/* rgb */ color: rgb(63, 41, 156);
/* oklch */ color: oklch(38.8% 0.175 283.4);

Tailwind

colors: {
  custom: {
    50: '#7f65ba',
    500: '#3f299c',
    950: '#000000',
  },
}

SCSS

$custom: #3f299c;
$custom-light: #7f65ba;
$custom-dark: #000000;

JSON

{
  "hex": "#3f299c",
  "rgb": {
    "r": 63,
    "g": 41,
    "b": 156
  },
  "hsl": {
    "h": 251.478,
    "s": 58.376,
    "l": 38.627
  },
  "oklch": {
    "l": 0.38778,
    "c": 0.17479,
    "h": 283.4
  },
  "luminance": 0.05043
}

Semantic roles & 50–950 ramp

primary

#3F299C

secondary

#ACBE63

accent

#E246C4

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #3F299C

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

Preview Lab → · Contrast checker → · Palette generator →