#3D188E#3D188E

#3D188E is a dark, vivid violet. Relative luminance 0.036; OKLCH L 35.1% C 0.175 H 287.8°. Best body text is #FFFFFF at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#3D188E
RGB	rgb(61, 24, 142)
HSL	hsl(259, 71%, 33%)
HSV	hsv(259, 83%, 56%)
CMYK	cmyk(57%, 83.1%, 0%, 44.3%)
CIE-LAB	lab(22.30, 45.83, -57.90)
CIE-LCH	lch(22.30, 73.84, 308.36°)
OKLab	oklab(35.11% 0.0535 -0.1667)
OKLCH	oklch(35.11% 0.175 287.8)
XYZ	xyz(7.1321, 3.5980, 25.9046)
Luminance	0.0360 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D188E #698E18

analogous

#182E8E #3D188E #78188E

triadic

#3D188E #8E3D18 #188E3D

tetradic

#3D188E #8E182E #698E18 #188E78

square

#3D188E #8E182E #698E18 #188E78

split-complementary

#3D188E #8E7818 #2E8E18

monochromatic

#100625 #270F5A #3D188E #5321C2 #7341DF

Accessibility & contrast

On white

12.21

#3D188E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#3D188E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D188E

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D188E	#FFFFFF	#000000	##FFFFFF
##3D188E	1.00	12.21	1.72	12.21
#FFFFFF	12.21	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003891

Deuteranopia (green-blind)

#00328C

Tritanopia (blue-blind)

#193C54

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #3d188e;
/* rgb */ color: rgb(61, 24, 142);
/* oklch */ color: oklch(35.1% 0.175 287.8);

Tailwind

colors: {
  custom: {
    50: '#7d5bb0',
    500: '#3d188e',
    950: '#000000',
  },
}

SCSS

$custom: #3d188e;
$custom-light: #7d5bb0;
$custom-dark: #000000;

JSON

{
  "hex": "#3d188e",
  "rgb": {
    "r": 61,
    "g": 24,
    "b": 142
  },
  "hsl": {
    "h": 258.814,
    "s": 71.084,
    "l": 32.549
  },
  "oklch": {
    "l": 0.35111,
    "c": 0.17505,
    "h": 287.8
  },
  "luminance": 0.03598
}

Semantic roles & 50–950 ramp

primary

#3D188E

secondary

#98C042

accent

#EE3AB5

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0411

muted

#7C7980

Preview Lab

Preview with #3D188E

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

Preview Lab → · Contrast checker → · Palette generator →