#3617B3#3617B3

#3617B3 is a dark, highly saturated violet. Relative luminance 0.047; OKLCH L 38.5% C 0.218 H 277.8°. Best body text is #FFFFFF at 10.88:1 contrast (WCAG AA passes).

Color values

HEX#3617B3
RGBrgb(54, 23, 179)
HSLhsl(252, 77%, 40%)
HSVhsv(252, 87%, 70%)
CMYKcmyk(69.8%, 87.2%, 0%, 29.8%)
CIE-LABlab(25.72, 55.93, -74.82)
CIE-LCHlch(25.72, 93.42, 306.78°)
OKLaboklab(38.52% 0.0295 -0.2161)
OKLCHoklch(38.52% 0.218 277.8)
XYZxyz(9.9618, 4.6508, 43.0118)
Luminance0.0465 (WCAG relative)
Temperaturecool
Familyviolet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#3617B3 #94B317
analogous
#1746B3 #3617B3 #8417B3
triadic
#3617B3 #B33617 #17B336
tetradic
#3617B3 #B31746 #94B317 #17B384
square
#3617B3 #B31746 #94B317 #17B384
split-complementary
#3617B3 #B38417 #46B317
monochromatic
#150947 #26107D #3617B3 #4A24E3 #775BEA

Accessibility & contrast

On white

10.88
#3617B3 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

1.93
#3617B3 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3617B3
10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##3617B3#FFFFFF#000000##FFFFFF
##3617B31.0010.881.9310.88
#FFFFFF10.881.0021.001.00
#0000001.9321.001.0021.00
##FFFFFF10.881.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0043B7
Deuteranopia (green-blind)
#0036B0
Tritanopia (blue-blind)
#004C6A
Achromatopsia (no color)
#3D3D3D

Design tokens & code

CSS
--color: #3617b3;
/* rgb */ color: rgb(54, 23, 179);
/* oklch */ color: oklch(38.5% 0.218 277.8);
Tailwind
colors: {
  custom: {
    50: '#815dcb',
    500: '#3617b3',
    950: '#000000',
  },
}
SCSS
$custom: #3617b3;
$custom-light: #815dcb;
$custom-dark: #000000;
JSON
{
  "hex": "#3617b3",
  "rgb": {
    "r": 54,
    "g": 23,
    "b": 179
  },
  "hsl": {
    "h": 251.923,
    "s": 77.228,
    "l": 39.608
  },
  "oklch": {
    "l": 0.38524,
    "c": 0.21808,
    "h": 277.8
  },
  "luminance": 0.04652
}

Semantic roles & 50–950 ramp

primary
#3617B3
secondary
#B6CD58
accent
#F434CE
background
#F8F5FC
surface
#F0E9F9
border
#CBC5D2
text
#0C0514
muted
#7D7982

Preview Lab

Preview with #3617B3

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

Preview Lab → · Contrast checker → · Palette generator →

#3617B3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva