#51339B#51339B

#51339B is a dark, vivid violet. Relative luminance 0.065; OKLCH L 41.9% C 0.160 H 291.1°. Best body text is #FFFFFF at 9.14:1 contrast (WCAG AA passes).

Color values

HEX	#51339B
RGB	rgb(81, 51, 155)
HSL	hsl(257, 50%, 40%)
HSV	hsv(257, 67%, 61%)
CMYK	cmyk(47.7%, 67.1%, 0%, 39.2%)
CIE-LAB	lab(30.60, 38.99, -52.21)
CIE-LCH	lch(30.60, 65.16, 306.75°)
OKLab	oklab(41.86% 0.0578 -0.1495)
OKLCH	oklch(41.86% 0.16 291.1)
XYZ	xyz(10.4919, 6.4832, 31.7026)
Luminance	0.0648 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51339B #7D9B33

analogous

#33499B #51339B #85339B

triadic

#51339B #9B5133 #339B51

tetradic

#51339B #9B3349 #7D9B33 #339B85

square

#51339B #9B3349 #7D9B33 #339B85

split-complementary

#51339B #9B8533 #499B33

monochromatic

#21153F #39246D #51339B #6C48C3 #9176D2

Accessibility & contrast

On white

9.14

#51339B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.30

#51339B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51339B

9.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51339B	#FFFFFF	#000000	##FFFFFF
##51339B	1.00	9.14	2.30	9.14
#FFFFFF	9.14	1.00	21.00	1.00
#000000	2.30	21.00	1.00	21.00
##FFFFFF	9.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A9E

Deuteranopia (green-blind)

#004699

Tritanopia (blue-blind)

#3A4C62

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #51339b;
/* rgb */ color: rgb(81, 51, 155);
/* oklch */ color: oklch(41.9% 0.160 291.1);

Tailwind

colors: {
  custom: {
    50: '#886db9',
    500: '#51339b',
    950: '#000000',
  },
}

SCSS

$custom: #51339b;
$custom-light: #886db9;
$custom-dark: #000000;

JSON

{
  "hex": "#51339b",
  "rgb": {
    "r": 81,
    "g": 51,
    "b": 155
  },
  "hsl": {
    "h": 257.308,
    "s": 50.485,
    "l": 40.392
  },
  "oklch": {
    "l": 0.41859,
    "c": 0.16027,
    "h": 291.1
  },
  "luminance": 0.06484
}

Semantic roles & 50–950 ramp

primary

#51339B

secondary

#A5BA6F

accent

#DA4EB2

background

#F8F6FB

surface

#F0EBF6

border

#CBC6D0

text

#0C0712

muted

#7D7A81

Preview Lab

Preview with #51339B

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

Preview Lab → · Contrast checker → · Palette generator →