#633697#633697

#633697 is a dark, vivid violet. Relative luminance 0.075; OKLCH L 44.0% C 0.153 H 301.8°. Best body text is #FFFFFF at 8.38:1 contrast (WCAG AA passes).

Color values

HEX	#633697
RGB	rgb(99, 54, 151)
HSL	hsl(268, 47%, 40%)
HSV	hsv(268, 64%, 59%)
CMYK	cmyk(34.4%, 64.2%, 0%, 40.8%)
CIE-LAB	lab(32.97, 40.08, -45.83)
CIE-LCH	lch(32.97, 60.89, 311.17°)
OKLab	oklab(43.95% 0.0805 -0.1301)
OKLCH	oklch(43.95% 0.153 301.8)
XYZ	xyz(12.0494, 7.5253, 30.0899)
Luminance	0.0752 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#633697 #6A9736

analogous

#363A97 #633697 #933697

triadic

#633697 #976336 #369763

tetradic

#633697 #97363A #6A9736 #369793

square

#633697 #97363A #6A9736 #369793

split-complementary

#633697 #979336 #3A9736

monochromatic

#28163D #45266A #633697 #814BBF #A178CF

Accessibility & contrast

On white

8.38

#633697 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#633697 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #633697

8.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##633697	#FFFFFF	#000000	##FFFFFF
##633697	1.00	8.38	2.51	8.38
#FFFFFF	8.38	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004D9A

Deuteranopia (green-blind)

#144D95

Tritanopia (blue-blind)

#584B61

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #633697;
/* rgb */ color: rgb(99, 54, 151);
/* oklch */ color: oklch(44.0% 0.153 301.8);

Tailwind

colors: {
  custom: {
    50: '#9370b6',
    500: '#633697',
    950: '#000000',
  },
}

SCSS

$custom: #633697;
$custom-light: #9370b6;
$custom-dark: #000000;

JSON

{
  "hex": "#633697",
  "rgb": {
    "r": 99,
    "g": 54,
    "b": 151
  },
  "hsl": {
    "h": 267.835,
    "s": 47.317,
    "l": 40.196
  },
  "oklch": {
    "l": 0.43951,
    "c": 0.15301,
    "h": 301.8
  },
  "luminance": 0.07525
}

Semantic roles & 50–950 ramp

primary

#633697

secondary

#97B871

accent

#D75199

background

#F9F6FB

surface

#F2ECF6

border

#CCC7D0

text

#0D0711

muted

#7E7A80

Preview Lab

Preview with #633697

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

Preview Lab → · Contrast checker → · Palette generator →