#51379B#51379B

#51379B is a dark, vivid violet. Relative luminance 0.068; OKLCH L 42.5% C 0.155 H 290.2°. Best body text is #FFFFFF at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#51379B
RGB	rgb(81, 55, 155)
HSL	hsl(256, 48%, 41%)
HSV	hsv(256, 65%, 61%)
CMYK	cmyk(47.7%, 64.5%, 0%, 39.2%)
CIE-LAB	lab(31.46, 36.67, -50.82)
CIE-LCH	lch(31.46, 62.67, 305.81°)
OKLab	oklab(42.48% 0.0535 -0.1454)
OKLCH	oklch(42.48% 0.155 290.2)
XYZ	xyz(10.6742, 6.8479, 31.7633)
Luminance	0.0685 (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

#51379B #819B37

analogous

#374F9B #51379B #83379B

triadic

#51379B #9B5137 #379B51

tetradic

#51379B #9B374F #819B37 #379B83

square

#51379B #9B374F #819B37 #379B83

split-complementary

#51379B #9B8337 #4F9B37

monochromatic

#221741 #39276E #51379B #6C4FC0 #927CD0

Accessibility & contrast

On white

8.86

#51379B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#51379B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51379B

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51379B	#FFFFFF	#000000	##FFFFFF
##51379B	1.00	8.86	2.37	8.86
#FFFFFF	8.86	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004C9E

Deuteranopia (green-blind)

#004899

Tritanopia (blue-blind)

#3A4F64

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #51379b;
/* rgb */ color: rgb(81, 55, 155);
/* oklch */ color: oklch(42.5% 0.155 290.2);

Tailwind

colors: {
  custom: {
    50: '#886fb9',
    500: '#51379b',
    950: '#000000',
  },
}

SCSS

$custom: #51379b;
$custom-light: #886fb9;
$custom-dark: #000000;

JSON

{
  "hex": "#51379b",
  "rgb": {
    "r": 81,
    "g": 55,
    "b": 155
  },
  "hsl": {
    "h": 255.6,
    "s": 47.619,
    "l": 41.176
  },
  "oklch": {
    "l": 0.4248,
    "c": 0.15491,
    "h": 290.2
  },
  "luminance": 0.06848
}

Semantic roles & 50–950 ramp

primary

#51379B

secondary

#A8BA74

accent

#D751B4

background

#F8F6FB

surface

#F0ECF6

border

#CBC7D0

text

#0C0712

muted

#7D7A81

Preview Lab

Preview with #51379B

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

Preview Lab → · Contrast checker → · Palette generator →