#3F257F#3F257F

#3F257F is a dark, vivid violet. Relative luminance 0.039; OKLCH L 35.5% C 0.143 H 290.5°. Best body text is #FFFFFF at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#3F257F
RGB	rgb(63, 37, 127)
HSL	hsl(257, 55%, 32%)
HSV	hsv(257, 71%, 50%)
CMYK	cmyk(50.4%, 70.9%, 0%, 50.2%)
CIE-LAB	lab(23.38, 35.17, -46.71)
CIE-LCH	lch(23.38, 58.47, 306.98°)
OKLab	oklab(35.48% 0.05 -0.1339)
OKLCH	oklch(35.48% 0.143 290.5)
XYZ	xyz(6.5411, 3.9119, 20.4850)
Luminance	0.0391 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.34

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F257F #657F25

analogous

#25387F #3F257F #6C257F

triadic

#3F257F #7F3F25 #257F3F

tetradic

#3F257F #7F2538 #657F25 #257F6C

square

#3F257F #7F2538 #657F25 #257F6C

split-complementary

#3F257F #7F6C25 #387F25

monochromatic

#100920 #271750 #3F257F #5733AE #7552CD

Accessibility & contrast

On white

11.78

#3F257F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#3F257F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F257F

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F257F	#FFFFFF	#000000	##FFFFFF
##3F257F	1.00	11.78	1.78	11.78
#FFFFFF	11.78	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003982

Deuteranopia (green-blind)

#00367D

Tritanopia (blue-blind)

#2A3C4F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #3f257f;
/* rgb */ color: rgb(63, 37, 127);
/* oklch */ color: oklch(35.5% 0.143 290.5);

Tailwind

colors: {
  custom: {
    50: '#7b62a5',
    500: '#3f257f',
    950: '#000000',
  },
}

SCSS

$custom: #3f257f;
$custom-light: #7b62a5;
$custom-dark: #000000;

JSON

{
  "hex": "#3f257f",
  "rgb": {
    "r": 63,
    "g": 37,
    "b": 127
  },
  "hsl": {
    "h": 257.333,
    "s": 54.878,
    "l": 32.157
  },
  "oklch": {
    "l": 0.35482,
    "c": 0.14296,
    "h": 290.5
  },
  "luminance": 0.03912
}

Semantic roles & 50–950 ramp

primary

#3F257F

secondary

#95B14F

accent

#DE4AB3

background

#F7F5FA

surface

#EEEAF4

border

#C9C6CE

text

#0A050F

muted

#7C797F

Preview Lab

Preview with #3F257F

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

Preview Lab → · Contrast checker → · Palette generator →