#3918B4#3918B4

#3918B4 is a dark, highly saturated violet. Relative luminance 0.048; OKLCH L 39.0% C 0.218 H 278.8°. Best body text is #FFFFFF at 10.69:1 contrast (WCAG AA passes).

Color values

HEX	#3918B4
RGB	rgb(57, 24, 180)
HSL	hsl(253, 76%, 40%)
HSV	hsv(253, 87%, 71%)
CMYK	cmyk(68.3%, 86.7%, 0%, 29.4%)
CIE-LAB	lab(26.21, 56.06, -74.60)
CIE-LCH	lch(26.21, 93.31, 306.92°)
OKLab	oklab(38.96% 0.0334 -0.2154)
OKLCH	oklch(38.96% 0.218 278.8)
XYZ	xyz(10.2496, 4.8175, 43.5609)
Luminance	0.0482 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3918B4 #93B418

analogous

#1845B4 #3918B4 #8718B4

triadic

#3918B4 #B43918 #18B439

tetradic

#3918B4 #B41845 #93B418 #18B487

square

#3918B4 #B41845 #93B418 #18B487

split-complementary

#3918B4 #B48718 #45B418

monochromatic

#170A48 #28117E #3918B4 #4F27E2 #7B5DE9

Accessibility & contrast

On white

10.69

#3918B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#3918B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3918B4

10.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3918B4	#FFFFFF	#000000	##FFFFFF
##3918B4	1.00	10.69	1.96	10.69
#FFFFFF	10.69	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044B8

Deuteranopia (green-blind)

#0038B1

Tritanopia (blue-blind)

#004C6A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3918b4;
/* rgb */ color: rgb(57, 24, 180);
/* oklch */ color: oklch(39.0% 0.218 278.8);

Tailwind

colors: {
  custom: {
    50: '#825ecc',
    500: '#3918b4',
    950: '#000000',
  },
}

SCSS

$custom: #3918b4;
$custom-light: #825ecc;
$custom-dark: #000000;

JSON

{
  "hex": "#3918b4",
  "rgb": {
    "r": 57,
    "g": 24,
    "b": 180
  },
  "hsl": {
    "h": 252.692,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.38958,
    "c": 0.21793,
    "h": 278.8
  },
  "luminance": 0.04818
}

Semantic roles & 50–950 ramp

primary

#3918B4

secondary

#B5CD5B

accent

#F335CB

background

#F8F5FC

surface

#F0E9F9

border

#CBC5D2

text

#0C0514

muted

#7D7982

Preview Lab

Preview with #3918B4

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

Preview Lab → · Contrast checker → · Palette generator →