#634CD9#634CD9

#634CD9 is a mid, highly saturated blue. Relative luminance 0.128; OKLCH L 52.4% C 0.205 H 284.2°. Best body text is #FFFFFF at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#634CD9
RGB	rgb(99, 76, 217)
HSL	hsl(250, 65%, 57%)
HSV	hsv(250, 65%, 85%)
CMYK	cmyk(54.4%, 65%, 0%, 14.9%)
CIE-LAB	lab(42.51, 46.45, -69.27)
CIE-LCH	lch(42.51, 83.41, 303.84°)
OKLab	oklab(52.41% 0.0505 -0.199)
OKLCH	oklch(52.41% 0.205 284.2)
XYZ	xyz(20.2506, 12.8301, 67.0416)
Luminance	0.1283 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#634CD9 #C2D94C

analogous

#4C7CD9 #634CD9 #A94CD9

triadic

#634CD9 #D9634C #4CD963

tetradic

#634CD9 #D94C7C #C2D94C #4CD9A9

square

#634CD9 #D94C7C #C2D94C #4CD9A9

split-complementary

#634CD9 #D9A94C #7CD94C

monochromatic

#301E8D #4129BF #634CD9 #8F7EE4 #BBB1EE

Accessibility & contrast

On white

5.89

#634CD9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#634CD9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634CD9

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634CD9	#FFFFFF	#000000	##FFFFFF
##634CD9	1.00	5.89	3.57	5.89
#FFFFFF	5.89	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DD

Deuteranopia (green-blind)

#0060D6

Tritanopia (blue-blind)

#2E6F8C

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #634cd9;
/* rgb */ color: rgb(99, 76, 217);
/* oklch */ color: oklch(52.4% 0.205 284.2);

Tailwind

colors: {
  custom: {
    50: '#9a7fe6',
    500: '#634cd9',
    950: '#000000',
  },
}

SCSS

$custom: #634cd9;
$custom-light: #9a7fe6;
$custom-dark: #000000;

JSON

{
  "hex": "#634cd9",
  "rgb": {
    "r": 99,
    "g": 76,
    "b": 217
  },
  "hsl": {
    "h": 249.787,
    "s": 64.977,
    "l": 57.451
  },
  "oklch": {
    "l": 0.52413,
    "c": 0.20534,
    "h": 284.2
  },
  "luminance": 0.12831
}

Semantic roles & 50–950 ramp

primary

#634CD9

secondary

#D4DDA4

accent

#E840CD

background

#FAF7FE

surface

#F3EEFC

border

#CDC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #634CD9

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

Preview Lab → · Contrast checker → · Palette generator →