#31186B#31186B

#31186B is a dark, vivid violet. Relative luminance 0.024; OKLCH L 30.2% C 0.134 H 289.7°. Best body text is #FFFFFF at 14.25:1 contrast (WCAG AA passes).

Color values

HEX	#31186B
RGB	rgb(49, 24, 107)
HSL	hsl(258, 63%, 26%)
HSV	hsv(258, 78%, 42%)
CMYK	cmyk(54.2%, 77.6%, 0%, 58%)
CIE-LAB	lab(17.31, 33.84, -43.85)
CIE-LCH	lch(17.31, 55.39, 307.66°)
OKLab	oklab(30.22% 0.045 -0.126)
OKLCH	oklch(30.22% 0.134 289.7)
XYZ	xyz(4.2463, 2.3676, 14.1403)
Luminance	0.0237 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 6.20

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31186B #526B18

analogous

#18286B #31186B #5A186B

triadic

#31186B #6B3118 #186B31

tetradic

#31186B #6B1828 #526B18 #186B5A

square

#31186B #6B1828 #526B18 #186B5A

split-complementary

#31186B #6B5A18 #286B18

monochromatic

#0B0619 #1A0D39 #31186B #48239D #5F2ECF

Accessibility & contrast

On white

14.25

#31186B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#31186B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31186B

14.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31186B	#FFFFFF	#000000	##FFFFFF
##31186B	1.00	14.25	1.47	14.25
#FFFFFF	14.25	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C6D

Deuteranopia (green-blind)

#002969

Tritanopia (blue-blind)

#1C2E40

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #31186b;
/* rgb */ color: rgb(49, 24, 107);
/* oklch */ color: oklch(30.2% 0.134 289.7);

Tailwind

colors: {
  custom: {
    50: '#705896',
    500: '#31186b',
    950: '#000000',
  },
}

SCSS

$custom: #31186b;
$custom-light: #705896;
$custom-dark: #000000;

JSON

{
  "hex": "#31186b",
  "rgb": {
    "r": 49,
    "g": 24,
    "b": 107
  },
  "hsl": {
    "h": 258.072,
    "s": 63.359,
    "l": 25.686
  },
  "oklch": {
    "l": 0.30222,
    "c": 0.1338,
    "h": 289.7
  },
  "luminance": 0.02368
}

Semantic roles & 50–950 ramp

primary

#31186B

secondary

#83A13E

accent

#E641B5

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#08030D

muted

#7B787E

Preview Lab

Preview with #31186B

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

Preview Lab → · Contrast checker → · Palette generator →