#3718A0#3718A0

#3718A0 is a dark, vivid violet. Relative luminance 0.040; OKLCH L 36.5% C 0.196 H 281.0°. Best body text is #FFFFFF at 11.66:1 contrast (WCAG AA passes).

Color values

HEX	#3718A0
RGB	rgb(55, 24, 160)
HSL	hsl(254, 74%, 36%)
HSV	hsv(254, 85%, 63%)
CMYK	cmyk(65.6%, 85%, 0%, 37.3%)
CIE-LAB	lab(23.68, 50.30, -66.72)
CIE-LCH	lch(23.68, 83.56, 307.01°)
OKLab	oklab(36.51% 0.0374 -0.1925)
OKLCH	oklch(36.51% 0.196 281)
XYZ	xyz(8.2453, 4.0029, 33.5890)
Luminance	0.0400 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3718A0 #81A018

analogous

#183DA0 #3718A0 #7B18A0

triadic

#3718A0 #A03718 #18A037

tetradic

#3718A0 #A0183D #81A018 #18A07B

square

#3718A0 #A0183D #81A018 #18A07B

split-complementary

#3718A0 #A07B18 #3DA018

monochromatic

#120836 #25106B #3718A0 #4920D5 #704EE4

Accessibility & contrast

On white

11.66

#3718A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.80

#3718A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3718A0

11.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3718A0	#FFFFFF	#000000	##FFFFFF
##3718A0	1.00	11.66	1.80	11.66
#FFFFFF	11.66	1.00	21.00	1.00
#000000	1.80	21.00	1.00	21.00
##FFFFFF	11.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA4

Deuteranopia (green-blind)

#00339E

Tritanopia (blue-blind)

#00445F

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #3718a0;
/* rgb */ color: rgb(55, 24, 160);
/* oklch */ color: oklch(36.5% 0.196 281.0);

Tailwind

colors: {
  custom: {
    50: '#7d5cbd',
    500: '#3718a0',
    950: '#000000',
  },
}

SCSS

$custom: #3718a0;
$custom-light: #7d5cbd;
$custom-dark: #000000;

JSON

{
  "hex": "#3718a0",
  "rgb": {
    "r": 55,
    "g": 24,
    "b": 160
  },
  "hsl": {
    "h": 253.676,
    "s": 73.913,
    "l": 36.078
  },
  "oklch": {
    "l": 0.36507,
    "c": 0.19614,
    "h": 281
  },
  "luminance": 0.04004
}

Semantic roles & 50–950 ramp

primary

#3718A0

secondary

#ABC64D

accent

#F137C6

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #3718A0

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

Preview Lab → · Contrast checker → · Palette generator →