#3D186E#3D186E

#3D186E is a dark, vivid violet. Relative luminance 0.028; OKLCH L 31.9% C 0.138 H 297.5°. Best body text is #FFFFFF at 13.51:1 contrast (WCAG AA passes).

Color values

HEX	#3D186E
RGB	rgb(61, 24, 110)
HSL	hsl(266, 64%, 26%)
HSV	hsv(266, 78%, 43%)
CMYK	cmyk(44.5%, 78.2%, 0%, 56.9%)
CIE-LAB	lab(19.10, 36.85, -42.81)
CIE-LCH	lch(19.10, 56.48, 310.72°)
OKLab	oklab(31.92% 0.0637 -0.1225)
OKLCH	oklch(31.92% 0.138 297.5)
XYZ	xyz(5.0648, 2.7711, 15.0168)
Luminance	0.0277 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D186E #496E18

analogous

#181E6E #3D186E #68186E

triadic

#3D186E #6E3D18 #186E3D

tetradic

#3D186E #6E181E #496E18 #186E68

square

#3D186E #6E181E #496E18 #186E68

split-complementary

#3D186E #6E6818 #1E6E18

monochromatic

#0E0519 #210D3C #3D186E #5923A0 #752FD2

Accessibility & contrast

On white

13.51

#3D186E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#3D186E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D186E

13.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D186E	#FFFFFF	#000000	##FFFFFF
##3D186E	1.00	13.51	1.55	13.51
#FFFFFF	13.51	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F70

Deuteranopia (green-blind)

#002D6C

Tritanopia (blue-blind)

#302E42

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #3d186e;
/* rgb */ color: rgb(61, 24, 110);
/* oklch */ color: oklch(31.9% 0.138 297.5);

Tailwind

colors: {
  custom: {
    50: '#785998',
    500: '#3d186e',
    950: '#000000',
  },
}

SCSS

$custom: #3d186e;
$custom-light: #785998;
$custom-dark: #000000;

JSON

{
  "hex": "#3d186e",
  "rgb": {
    "r": 61,
    "g": 24,
    "b": 110
  },
  "hsl": {
    "h": 265.814,
    "s": 64.179,
    "l": 26.275
  },
  "oklch": {
    "l": 0.31918,
    "c": 0.13806,
    "h": 297.5
  },
  "luminance": 0.02771
}

Semantic roles & 50–950 ramp

primary

#3D186E

secondary

#78A43E

accent

#E741A0

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #3D186E

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

Preview Lab → · Contrast checker → · Palette generator →