#634BB7#634BB7

#634BB7 is a mid, vivid violet. Relative luminance 0.111; OKLCH L 49.6% C 0.163 H 289.3°. Best body text is #FFFFFF at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#634BB7
RGB	rgb(99, 75, 183)
HSL	hsl(253, 43%, 51%)
HSV	hsv(253, 59%, 72%)
CMYK	cmyk(45.9%, 59%, 0%, 28.2%)
CIE-LAB	lab(39.75, 36.94, -54.03)
CIE-LCH	lch(39.75, 65.45, 304.36°)
OKLab	oklab(49.61% 0.054 -0.1542)
OKLCH	oklch(49.61% 0.163 289.3)
XYZ	xyz(16.2065, 11.1031, 46.0798)
Luminance	0.1110 (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

#634BB7 #9FB74B

analogous

#4B69B7 #634BB7 #994BB7

triadic

#634BB7 #B7634B #4BB763

tetradic

#634BB7 #B74B69 #9FB74B #4BB799

square

#634BB7 #B74B69 #9FB74B #4BB799

split-complementary

#634BB7 #B7994B #69B74B

monochromatic

#342761 #4B388D #634BB7 #8977C8 #AFA2DA

Accessibility & contrast

On white

6.52

#634BB7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#634BB7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634BB7

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634BB7	#FFFFFF	#000000	##FFFFFF
##634BB7	1.00	6.52	3.22	6.52
#FFFFFF	6.52	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060BB

Deuteranopia (green-blind)

#005BB5

Tritanopia (blue-blind)

#49637A

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #634bb7;
/* rgb */ color: rgb(99, 75, 183);
/* oklch */ color: oklch(49.6% 0.163 289.3);

Tailwind

colors: {
  custom: {
    50: '#957ecd',
    500: '#634bb7',
    950: '#000000',
  },
}

SCSS

$custom: #634bb7;
$custom-light: #957ecd;
$custom-dark: #000000;

JSON

{
  "hex": "#634bb7",
  "rgb": {
    "r": 99,
    "g": 75,
    "b": 183
  },
  "hsl": {
    "h": 253.333,
    "s": 42.857,
    "l": 50.588
  },
  "oklch": {
    "l": 0.4961,
    "c": 0.16339,
    "h": 289.3
  },
  "luminance": 0.11104
}

Semantic roles & 50–950 ramp

primary

#634BB7

secondary

#BCC797

accent

#D355B7

background

#F9F7FC

surface

#F2EEF9

border

#CCC9D2

text

#0E0A14

muted

#7E7C82

Preview Lab

Preview with #634BB7

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

Preview Lab → · Contrast checker → · Palette generator →