#651B90#651B90

#651B90 is a dark, vivid violet. Relative luminance 0.056; OKLCH L 40.5% C 0.179 H 308.9°. Best body text is #FFFFFF at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#651B90
RGB	rgb(101, 27, 144)
HSL	hsl(278, 68%, 34%)
HSV	hsv(278, 81%, 56%)
CMYK	cmyk(29.9%, 81.3%, 0%, 43.5%)
CIE-LAB	lab(28.29, 51.23, -49.12)
CIE-LCH	lch(28.29, 70.97, 316.20°)
OKLab	oklab(40.5% 0.1127 -0.1395)
OKLCH	oklch(40.5% 0.179 308.9)
XYZ	xyz(10.7918, 5.5644, 26.8857)
Luminance	0.0556 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#651B90 #46901B

analogous

#2B1B90 #651B90 #901B80

triadic

#651B90 #90651B #1B9065

tetradic

#651B90 #902B1B #46901B #1B8090

square

#651B90 #902B1B #46901B #1B8090

split-complementary

#651B90 #80901B #1B902B

monochromatic

#1D0829 #41115C #651B90 #8925C4 #A649DD

Accessibility & contrast

On white

9.94

#651B90 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#651B90 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #651B90

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##651B90	#FFFFFF	#000000	##FFFFFF
##651B90	1.00	9.94	2.11	9.94
#FFFFFF	9.94	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004093

Deuteranopia (green-blind)

#00448E

Tritanopia (blue-blind)

#5E3956

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #651b90;
/* rgb */ color: rgb(101, 27, 144);
/* oklch */ color: oklch(40.5% 0.179 308.9);

Tailwind

colors: {
  custom: {
    50: '#9661b1',
    500: '#651b90',
    950: '#000000',
  },
}

SCSS

$custom: #651b90;
$custom-light: #9661b1;
$custom-dark: #000000;

JSON

{
  "hex": "#651b90",
  "rgb": {
    "r": 101,
    "g": 27,
    "b": 144
  },
  "hsl": {
    "h": 277.949,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.40504,
    "c": 0.17937,
    "h": 308.9
  },
  "luminance": 0.05564
}

Semantic roles & 50–950 ramp

primary

#651B90

secondary

#74BF48

accent

#EB3D7D

background

#F9F6FB

surface

#F2EBF6

border

#CCC6D0

text

#0E0511

muted

#7E7A80

Preview Lab

Preview with #651B90

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

Preview Lab → · Contrast checker → · Palette generator →