#634FE9#634FE9

#634FE9 is a mid, highly saturated blue. Relative luminance 0.141; OKLCH L 54.2% C 0.221 H 282.0°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#634FE9
RGB	rgb(99, 79, 233)
HSL	hsl(248, 78%, 61%)
HSV	hsv(248, 66%, 91%)
CMYK	cmyk(57.5%, 66.1%, 0%, 8.6%)
CIE-LAB	lab(44.41, 49.56, -75.26)
CIE-LCH	lch(44.41, 90.11, 303.37°)
OKLab	oklab(54.19% 0.0459 -0.2166)
OKLCH	oklch(54.19% 0.221 282)
XYZ	xyz(22.6450, 14.1263, 78.6084)
Luminance	0.1413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#634FE9 #D5E94F

analogous

#4F88E9 #634FE9 #B04FE9

triadic

#634FE9 #E9634F #4FE963

tetradic

#634FE9 #E94F88 #D5E94F #4FE9B0

square

#634FE9 #E94F88 #D5E94F #4FE9B0

split-complementary

#634FE9 #E9B04F #88E94F

monochromatic

#2815A9 #351CDF #634FE9 #9385F0 #C3BCF7

Accessibility & contrast

On white

5.49

#634FE9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.83

#634FE9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634FE9

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634FE9	#FFFFFF	#000000	##FFFFFF
##634FE9	1.00	5.49	3.83	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.83	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EEE

Deuteranopia (green-blind)

#0064E6

Tritanopia (blue-blind)

#0F7795

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #634fe9;
/* rgb */ color: rgb(99, 79, 233);
/* oklch */ color: oklch(54.2% 0.221 282.0);

Tailwind

colors: {
  custom: {
    50: '#9c82f1',
    500: '#634fe9',
    950: '#000000',
  },
}

SCSS

$custom: #634fe9;
$custom-light: #9c82f1;
$custom-dark: #000000;

JSON

{
  "hex": "#634fe9",
  "rgb": {
    "r": 99,
    "g": 79,
    "b": 233
  },
  "hsl": {
    "h": 247.792,
    "s": 77.778,
    "l": 61.176
  },
  "oklch": {
    "l": 0.5419,
    "c": 0.22142,
    "h": 282
  },
  "luminance": 0.14128
}

Semantic roles & 50–950 ramp

primary

#634FE9

secondary

#DFE7AD

accent

#DA0BBF

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0A17

muted

#7F7C85

Preview Lab

Preview with #634FE9

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

Preview Lab → · Contrast checker → · Palette generator →