#3617B4#3617B4

#3617B4 is a dark, highly saturated violet. Relative luminance 0.047; OKLCH L 38.6% C 0.219 H 277.7°. Best body text is #FFFFFF at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#3617B4
RGB	rgb(54, 23, 180)
HSL	hsl(252, 77%, 40%)
HSV	hsv(252, 87%, 71%)
CMYK	cmyk(70%, 87.2%, 0%, 29.4%)
CIE-LAB	lab(25.84, 56.21, -75.22)
CIE-LCH	lch(25.84, 93.90, 306.77°)
OKLab	oklab(38.64% 0.0292 -0.2172)
OKLCH	oklch(38.64% 0.219 277.7)
XYZ	xyz(10.0633, 4.6914, 43.5464)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3617B4 #95B417

analogous

#1747B4 #3617B4 #8417B4

triadic

#3617B4 #B43617 #17B436

tetradic

#3617B4 #B41747 #95B417 #17B484

square

#3617B4 #B41747 #95B417 #17B484

split-complementary

#3617B4 #B48417 #47B417

monochromatic

#150947 #26107E #3617B4 #4B25E3 #785BEA

Accessibility & contrast

On white

10.83

#3617B4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#3617B4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3617B4

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3617B4	#FFFFFF	#000000	##FFFFFF
##3617B4	1.00	10.83	1.94	10.83
#FFFFFF	10.83	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B8

Deuteranopia (green-blind)

#0037B1

Tritanopia (blue-blind)

#004C6A

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #3617b4;
/* rgb */ color: rgb(54, 23, 180);
/* oklch */ color: oklch(38.6% 0.219 277.7);

Tailwind

colors: {
  custom: {
    50: '#815dcc',
    500: '#3617b4',
    950: '#000000',
  },
}

SCSS

$custom: #3617b4;
$custom-light: #815dcc;
$custom-dark: #000000;

JSON

{
  "hex": "#3617b4",
  "rgb": {
    "r": 54,
    "g": 23,
    "b": 180
  },
  "hsl": {
    "h": 251.847,
    "s": 77.34,
    "l": 39.804
  },
  "oklch": {
    "l": 0.38641,
    "c": 0.21917,
    "h": 277.7
  },
  "luminance": 0.04692
}

Semantic roles & 50–950 ramp

primary

#3617B4

secondary

#B7CE59

accent

#F434CE

background

#F8F5FC

surface

#F0E9F9

border

#CBC5D2

text

#0C0514

muted

#7D7982

Preview Lab

Preview with #3617B4

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

Preview Lab → · Contrast checker → · Palette generator →