#651F8B#651F8B

#651F8B is a dark, vivid violet. Relative luminance 0.056; OKLCH L 40.5% C 0.170 H 310.3°. Best body text is #FFFFFF at 9.90:1 contrast (WCAG AA passes).

Color values

HEX	#651F8B
RGB	rgb(101, 31, 139)
HSL	hsl(279, 64%, 33%)
HSV	hsv(279, 78%, 55%)
CMYK	cmyk(27.3%, 77.7%, 0%, 45.5%)
CIE-LAB	lab(28.41, 48.62, -45.82)
CIE-LCH	lch(28.41, 66.81, 316.70°)
OKLab	oklab(40.47% 0.1103 -0.1299)
OKLCH	oklch(40.47% 0.17 310.3)
XYZ	xyz(10.5161, 5.6110, 24.9501)
Luminance	0.0561 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 7.18

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#651F8B #458B1F

analogous

#2F1F8B #651F8B #8B1F7B

triadic

#651F8B #8B651F #1F8B65

tetradic

#651F8B #8B2F1F #458B1F #1F7B8B

square

#651F8B #8B2F1F #458B1F #1F7B8B

split-complementary

#651F8B #7B8B1F #1F8B2F

monochromatic

#1C0927 #411459 #651F8B #892ABD #A74DD7

Accessibility & contrast

On white

9.90

#651F8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#651F8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #651F8B

9.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##651F8B	#FFFFFF	#000000	##FFFFFF
##651F8B	1.00	9.90	2.12	9.90
#FFFFFF	9.90	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00408E

Deuteranopia (green-blind)

#024489

Tritanopia (blue-blind)

#603954

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #651f8b;
/* rgb */ color: rgb(101, 31, 139);
/* oklch */ color: oklch(40.5% 0.170 310.3);

Tailwind

colors: {
  custom: {
    50: '#9563ae',
    500: '#651f8b',
    950: '#000000',
  },
}

SCSS

$custom: #651f8b;
$custom-light: #9563ae;
$custom-dark: #000000;

JSON

{
  "hex": "#651f8b",
  "rgb": {
    "r": 101,
    "g": 31,
    "b": 139
  },
  "hsl": {
    "h": 278.889,
    "s": 63.529,
    "l": 33.333
  },
  "oklch": {
    "l": 0.40466,
    "c": 0.1704,
    "h": 310.3
  },
  "luminance": 0.05611
}

Semantic roles & 50–950 ramp

primary

#651F8B

secondary

#73BA4C

accent

#E7417B

background

#F9F6FA

surface

#F2EBF4

border

#CCC6CE

text

#0E0610

muted

#7E7A7F

Preview Lab

Preview with #651F8B

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

Preview Lab → · Contrast checker → · Palette generator →