#3F288E#3F288E

#3F288E is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.3% C 0.158 H 286.2°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#3F288E
RGB	rgb(63, 40, 142)
HSL	hsl(254, 56%, 36%)
HSV	hsv(254, 72%, 56%)
CMYK	cmyk(55.6%, 71.8%, 0%, 44.3%)
CIE-LAB	lab(25.34, 38.05, -52.89)
CIE-LCH	lch(25.34, 65.15, 305.74°)
OKLab	oklab(37.3% 0.0443 -0.1521)
OKLCH	oklch(37.3% 0.158 286.2)
XYZ	xyz(7.6897, 4.5269, 26.0545)
Luminance	0.0453 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F288E #778E28

analogous

#28448E #3F288E #72288E

triadic

#3F288E #8E3F28 #288E3F

tetradic

#3F288E #8E2844 #778E28 #288E72

square

#3F288E #8E2844 #778E28 #288E72

split-complementary

#3F288E #8E7228 #448E28

monochromatic

#150D2F #2A1B5E #3F288E #5435BE #795FD2

Accessibility & contrast

On white

11.02

#3F288E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#3F288E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F288E

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F288E	#FFFFFF	#000000	##FFFFFF
##3F288E	1.00	11.02	1.91	11.02
#FFFFFF	11.02	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003F91

Deuteranopia (green-blind)

#00398C

Tritanopia (blue-blind)

#1D4358

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #3f288e;
/* rgb */ color: rgb(63, 40, 142);
/* oklch */ color: oklch(37.3% 0.158 286.2);

Tailwind

colors: {
  custom: {
    50: '#7d64b0',
    500: '#3f288e',
    950: '#000000',
  },
}

SCSS

$custom: #3f288e;
$custom-light: #7d64b0;
$custom-dark: #000000;

JSON

{
  "hex": "#3f288e",
  "rgb": {
    "r": 63,
    "g": 40,
    "b": 142
  },
  "hsl": {
    "h": 253.529,
    "s": 56.044,
    "l": 35.686
  },
  "oklch": {
    "l": 0.37301,
    "c": 0.15838,
    "h": 286.2
  },
  "luminance": 0.04527
}

Semantic roles & 50–950 ramp

primary

#3F288E

secondary

#A2B75B

accent

#DF48BD

background

#F8F6FA

surface

#EFEBF5

border

#CAC6CF

text

#0A0511

muted

#7C7A80

Preview Lab

Preview with #3F288E

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

Preview Lab → · Contrast checker → · Palette generator →