#634F9B#634F9B

#634F9B is a mid, moderate violet. Relative luminance 0.106; OKLCH L 48.4% C 0.119 H 293.6°. Best body text is #FFFFFF at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#634F9B
RGB	rgb(99, 79, 155)
HSL	hsl(256, 32%, 46%)
HSV	hsv(256, 49%, 61%)
CMYK	cmyk(36.1%, 49%, 0%, 39.2%)
CIE-LAB	lab(38.92, 26.44, -38.73)
CIE-LCH	lch(38.92, 46.90, 304.32°)
OKLab	oklab(48.42% 0.0477 -0.1093)
OKLCH	oklch(48.42% 0.119 293.6)
XYZ	xyz(13.8564, 10.6109, 32.3221)
Luminance	0.1061 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#634F9B #879B4F

analogous

#4F619B #634F9B #894F9B

triadic

#634F9B #9B634F #4F9B63

tetradic

#634F9B #9B4F61 #879B4F #4F9B89

square

#634F9B #9B4F61 #879B4F #4F9B89

split-complementary

#634F9B #9B894F #619B4F

monochromatic

#2F264A #493A72 #634F9B #8371B6 #A699CB

Accessibility & contrast

On white

6.73

#634F9B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.12

#634F9B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634F9B

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634F9B	#FFFFFF	#000000	##FFFFFF
##634F9B	1.00	6.73	3.12	6.73
#FFFFFF	6.73	1.00	21.00	1.00
#000000	3.12	21.00	1.00	21.00
##FFFFFF	6.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#345D9E

Deuteranopia (green-blind)

#375A99

Tritanopia (blue-blind)

#565E6D

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #634f9b;
/* rgb */ color: rgb(99, 79, 155);
/* oklch */ color: oklch(48.4% 0.119 293.6);

Tailwind

colors: {
  custom: {
    50: '#9280b9',
    500: '#634f9b',
    950: '#000000',
  },
}

SCSS

$custom: #634f9b;
$custom-light: #9280b9;
$custom-dark: #000000;

JSON

{
  "hex": "#634f9b",
  "rgb": {
    "r": 99,
    "g": 79,
    "b": 155
  },
  "hsl": {
    "h": 255.789,
    "s": 32.479,
    "l": 45.882
  },
  "oklch": {
    "l": 0.48416,
    "c": 0.11926,
    "h": 293.6
  },
  "luminance": 0.10611
}

Semantic roles & 50–950 ramp

primary

#634F9B

secondary

#ADB88E

accent

#C95FAD

background

#F9F7FB

surface

#F1EEF6

border

#CBC9D0

text

#0D0A11

muted

#7E7C80

Preview Lab

Preview with #634F9B

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

Preview Lab → · Contrast checker → · Palette generator →