#634FDD#634FDD

#634FDD is a mid, highly saturated blue. Relative luminance 0.135; OKLCH L 53.2% C 0.207 H 283.2°. Best body text is #FFFFFF at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#634FDD
RGB	rgb(99, 79, 221)
HSL	hsl(248, 68%, 59%)
HSV	hsv(248, 64%, 87%)
CMYK	cmyk(55.2%, 64.3%, 0%, 13.3%)
CIE-LAB	lab(43.45, 45.95, -70.01)
CIE-LCH	lch(43.45, 83.75, 303.28°)
OKLab	oklab(53.2% 0.0473 -0.2012)
OKLCH	oklch(53.2% 0.207 283.2)
XYZ	xyz(20.9887, 13.4638, 69.8854)
Luminance	0.1346 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#634FDD #C9DD4F

analogous

#4F82DD #634FDD #AA4FDD

triadic

#634FDD #DD634F #4FDD63

tetradic

#634FDD #DD4F82 #C9DD4F #4FDDAA

square

#634FDD #DD4F82 #C9DD4F #4FDDAA

split-complementary

#634FDD #DDAA4F #82DD4F

monochromatic

#2E1D95 #3D27C8 #634FDD #9082E7 #BEB6F1

Accessibility & contrast

On white

5.69

#634FDD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#634FDD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634FDD

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634FDD	#FFFFFF	#000000	##FFFFFF
##634FDD	1.00	5.69	3.69	5.69
#FFFFFF	5.69	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BE1

Deuteranopia (green-blind)

#0062DA

Tritanopia (blue-blind)

#28728F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #634fdd;
/* rgb */ color: rgb(99, 79, 221);
/* oklch */ color: oklch(53.2% 0.207 283.2);

Tailwind

colors: {
  custom: {
    50: '#9a82e9',
    500: '#634fdd',
    950: '#000000',
  },
}

SCSS

$custom: #634fdd;
$custom-light: #9a82e9;
$custom-dark: #000000;

JSON

{
  "hex": "#634fdd",
  "rgb": {
    "r": 99,
    "g": 79,
    "b": 221
  },
  "hsl": {
    "h": 248.451,
    "s": 67.619,
    "l": 58.824
  },
  "oklch": {
    "l": 0.53198,
    "c": 0.2067,
    "h": 283.2
  },
  "luminance": 0.13465
}

Semantic roles & 50–950 ramp

primary

#634FDD

secondary

#D8E0A8

accent

#EA3DD2

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #634FDD

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

Preview Lab → · Contrast checker → · Palette generator →