#3718B4#3718B4

#3718B4 is a dark, highly saturated violet. Relative luminance 0.048; OKLCH L 38.8% C 0.218 H 278.0°. Best body text is #FFFFFF at 10.76:1 contrast (WCAG AA passes).

Color values

HEX	#3718B4
RGB	rgb(55, 24, 180)
HSL	hsl(252, 76%, 40%)
HSV	hsv(252, 87%, 71%)
CMYK	cmyk(69.4%, 86.7%, 0%, 29.4%)
CIE-LAB	lab(26.04, 55.92, -74.88)
CIE-LCH	lch(26.04, 93.46, 306.75°)
OKLab	oklab(38.8% 0.0304 -0.2162)
OKLCH	oklch(38.8% 0.218 278)
XYZ	xyz(10.1377, 4.7599, 43.5557)
Luminance	0.0476 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3718B4 #95B418

analogous

#1847B4 #3718B4 #8518B4

triadic

#3718B4 #B43718 #18B437

tetradic

#3718B4 #B41847 #95B418 #18B485

square

#3718B4 #B41847 #95B418 #18B485

split-complementary

#3718B4 #B48518 #47B418

monochromatic

#160A48 #26117E #3718B4 #4C27E2 #795DE9

Accessibility & contrast

On white

10.76

#3718B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#3718B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3718B4

10.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3718B4	#FFFFFF	#000000	##FFFFFF
##3718B4	1.00	10.76	1.95	10.76
#FFFFFF	10.76	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B8

Deuteranopia (green-blind)

#0037B1

Tritanopia (blue-blind)

#004C6A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #3718b4;
/* rgb */ color: rgb(55, 24, 180);
/* oklch */ color: oklch(38.8% 0.218 278.0);

Tailwind

colors: {
  custom: {
    50: '#825dcc',
    500: '#3718b4',
    950: '#000000',
  },
}

SCSS

$custom: #3718b4;
$custom-light: #825dcc;
$custom-dark: #000000;

JSON

{
  "hex": "#3718b4",
  "rgb": {
    "r": 55,
    "g": 24,
    "b": 180
  },
  "hsl": {
    "h": 251.923,
    "s": 76.471,
    "l": 40
  },
  "oklch": {
    "l": 0.388,
    "c": 0.21835,
    "h": 278
  },
  "luminance": 0.04761
}

Semantic roles & 50–950 ramp

primary

#3718B4

secondary

#B6CD5B

accent

#F335CD

background

#F8F5FC

surface

#F0E9F9

border

#CBC5D2

text

#0C0514

muted

#7D7982

Preview Lab

Preview with #3718B4

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

Preview Lab → · Contrast checker → · Palette generator →