#3F237D#3F237D

#3F237D is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.0% C 0.143 H 291.5°. Best body text is #FFFFFF at 12.02:1 contrast (WCAG AA passes).

Color values

HEX	#3F237D
RGB	rgb(63, 35, 125)
HSL	hsl(259, 56%, 31%)
HSV	hsv(259, 72%, 49%)
CMYK	cmyk(49.6%, 72%, 0%, 51%)
CIE-LAB	lab(22.79, 35.70, -46.40)
CIE-LCH	lch(22.79, 58.55, 307.58°)
OKLab	oklab(35.01% 0.0524 -0.133)
OKLCH	oklch(35.01% 0.143 291.5)
XYZ	xyz(6.3516, 3.7393, 19.7851)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F237D #617D23

analogous

#23347D #3F237D #6C237D

triadic

#3F237D #7D3F23 #237D3F

tetradic

#3F237D #7D2334 #617D23 #237D6C

square

#3F237D #7D2334 #617D23 #237D6C

split-complementary

#3F237D #7D6C23 #347D23

monochromatic

#0F081D #27164D #3F237D #5730AD #754DCD

Accessibility & contrast

On white

12.02

#3F237D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#3F237D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F237D

12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F237D	#FFFFFF	#000000	##FFFFFF
##3F237D	1.00	12.02	1.75	12.02
#FFFFFF	12.02	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003880

Deuteranopia (green-blind)

#00347B

Tritanopia (blue-blind)

#2B3A4D

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #3f237d;
/* rgb */ color: rgb(63, 35, 125);
/* oklch */ color: oklch(35.0% 0.143 291.5);

Tailwind

colors: {
  custom: {
    50: '#7a60a3',
    500: '#3f237d',
    950: '#000000',
  },
}

SCSS

$custom: #3f237d;
$custom-light: #7a60a3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f237d",
  "rgb": {
    "r": 63,
    "g": 35,
    "b": 125
  },
  "hsl": {
    "h": 258.667,
    "s": 56.25,
    "l": 31.373
  },
  "oklch": {
    "l": 0.35007,
    "c": 0.14297,
    "h": 291.5
  },
  "luminance": 0.03739
}

Semantic roles & 50–950 ramp

primary

#3F237D

secondary

#91AF4C

accent

#E048B0

background

#F7F5FA

surface

#EEEAF4

border

#C9C6CE

text

#0A050F

muted

#7C797F

Preview Lab

Preview with #3F237D

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

Preview Lab → · Contrast checker → · Palette generator →