#3D176B#3D176B

#3D176B is a dark, vivid violet. Relative luminance 0.027; OKLCH L 31.5% C 0.136 H 298.8°. Best body text is #FFFFFF at 13.70:1 contrast (WCAG AA passes).

Color values

HEX	#3D176B
RGB	rgb(61, 23, 107)
HSL	hsl(267, 65%, 25%)
HSV	hsv(267, 79%, 42%)
CMYK	cmyk(43%, 78.5%, 0%, 58%)
CIE-LAB	lab(18.66, 36.51, -41.59)
CIE-LCH	lch(18.66, 55.34, 311.28°)
OKLab	oklab(31.52% 0.0655 -0.1189)
OKLCH	oklch(31.52% 0.136 298.8)
XYZ	xyz(4.8840, 2.6664, 14.1644)
Luminance	0.0267 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D176B #456B17

analogous

#171B6B #3D176B #67176B

triadic

#3D176B #6B3D17 #176B3D

tetradic

#3D176B #6B171B #456B17 #176B67

square

#3D176B #6B171B #456B17 #176B67

split-complementary

#3D176B #6B6717 #1B6B17

monochromatic

#0E0519 #200C39 #3D176B #5A229D #762DD0

Accessibility & contrast

On white

13.70

#3D176B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#3D176B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D176B

13.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D176B	#FFFFFF	#000000	##FFFFFF
##3D176B	1.00	13.70	1.53	13.70
#FFFFFF	13.70	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D6D

Deuteranopia (green-blind)

#002D69

Tritanopia (blue-blind)

#322D40

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #3d176b;
/* rgb */ color: rgb(61, 23, 107);
/* oklch */ color: oklch(31.5% 0.136 298.8);

Tailwind

colors: {
  custom: {
    50: '#785896',
    500: '#3d176b',
    950: '#000000',
  },
}

SCSS

$custom: #3d176b;
$custom-light: #785896;
$custom-dark: #000000;

JSON

{
  "hex": "#3d176b",
  "rgb": {
    "r": 61,
    "g": 23,
    "b": 107
  },
  "hsl": {
    "h": 267.143,
    "s": 64.615,
    "l": 25.49
  },
  "oklch": {
    "l": 0.31518,
    "c": 0.13572,
    "h": 298.8
  },
  "luminance": 0.02666
}

Semantic roles & 50–950 ramp

primary

#3D176B

secondary

#74A13D

accent

#E8409C

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#09030D

muted

#7B787E

Preview Lab

Preview with #3D176B

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

Preview Lab → · Contrast checker → · Palette generator →