#3917A1#3917A1

#3917A1 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.7% C 0.198 H 281.9°. Best body text is #FFFFFF at 11.59:1 contrast (WCAG AA passes).

Color values

HEX	#3917A1
RGB	rgb(57, 23, 161)
HSL	hsl(255, 75%, 36%)
HSV	hsv(255, 86%, 63%)
CMYK	cmyk(64.6%, 85.7%, 0%, 36.9%)
CIE-LAB	lab(23.85, 51.15, -67.04)
CIE-LCH	lch(23.85, 84.33, 307.34°)
OKLab	oklab(36.71% 0.0406 -0.1934)
OKLCH	oklch(36.71% 0.198 281.9)
XYZ	xyz(8.4247, 4.0552, 34.0501)
Luminance	0.0406 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3917A1 #7FA117

analogous

#173AA1 #3917A1 #7E17A1

triadic

#3917A1 #A13917 #17A139

tetradic

#3917A1 #A1173A #7FA117 #17A17E

square

#3917A1 #A1173A #7FA117 #17A17E

split-complementary

#3917A1 #A17E17 #3AA117

monochromatic

#130836 #260F6B #3917A1 #4C1FD7 #724DE6

Accessibility & contrast

On white

11.59

#3917A1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#3917A1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3917A1

11.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3917A1	#FFFFFF	#000000	##FFFFFF
##3917A1	1.00	11.59	1.81	11.59
#FFFFFF	11.59	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA5

Deuteranopia (green-blind)

#00349F

Tritanopia (blue-blind)

#00445F

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #3917a1;
/* rgb */ color: rgb(57, 23, 161);
/* oklch */ color: oklch(36.7% 0.198 281.9);

Tailwind

colors: {
  custom: {
    50: '#7f5cbe',
    500: '#3917a1',
    950: '#000000',
  },
}

SCSS

$custom: #3917a1;
$custom-light: #7f5cbe;
$custom-dark: #000000;

JSON

{
  "hex": "#3917a1",
  "rgb": {
    "r": 57,
    "g": 23,
    "b": 161
  },
  "hsl": {
    "h": 254.783,
    "s": 75,
    "l": 36.078
  },
  "oklch": {
    "l": 0.36705,
    "c": 0.19762,
    "h": 281.9
  },
  "luminance": 0.04056
}

Semantic roles & 50–950 ramp

primary

#3917A1

secondary

#A9C74C

accent

#F236C3

background

#F8F5FB

surface

#F0E9F7

border

#CBC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #3917A1

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

Preview Lab → · Contrast checker → · Palette generator →