#634AEF#634AEF

#634AEF is a mid, highly saturated blue. Relative luminance 0.138; OKLCH L 54.0% C 0.234 H 282.1°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#634AEF
RGB	rgb(99, 74, 239)
HSL	hsl(249, 84%, 61%)
HSV	hsv(249, 69%, 94%)
CMYK	cmyk(58.6%, 69%, 0%, 6.3%)
CIE-LAB	lab(43.92, 54.08, -79.46)
CIE-LCH	lch(43.92, 96.11, 304.24°)
OKLab	oklab(53.99% 0.049 -0.2289)
OKLCH	oklch(53.99% 0.234 282.1)
XYZ	xyz(23.1695, 13.7806, 83.0836)
Luminance	0.1378 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#634AEF #D6EF4A

analogous

#4A84EF #634AEF #B64AEF

triadic

#634AEF #EF634A #4AEF63

tetradic

#634AEF #EF4A84 #D6EF4A #4AEFB6

square

#634AEF #EF4A84 #D6EF4A #4AEFB6

split-complementary

#634AEF #EFB64A #84EF4A

monochromatic

#280FAF #3414E7 #634AEF #9382F4 #C4BAF9

Accessibility & contrast

On white

5.59

#634AEF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#634AEF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634AEF

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634AEF	#FFFFFF	#000000	##FFFFFF
##634AEF	1.00	5.59	3.76	5.59
#FFFFFF	5.59	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006DF4

Deuteranopia (green-blind)

#0062EC

Tritanopia (blue-blind)

#007697

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #634aef;
/* rgb */ color: rgb(99, 74, 239);
/* oklch */ color: oklch(54.0% 0.234 282.1);

Tailwind

colors: {
  custom: {
    50: '#9d7ff5',
    500: '#634aef',
    950: '#000000',
  },
}

SCSS

$custom: #634aef;
$custom-light: #9d7ff5;
$custom-dark: #000000;

JSON

{
  "hex": "#634aef",
  "rgb": {
    "r": 99,
    "g": 74,
    "b": 239
  },
  "hsl": {
    "h": 249.091,
    "s": 83.756,
    "l": 61.373
  },
  "oklch": {
    "l": 0.53987,
    "c": 0.23409,
    "h": 282.1
  },
  "luminance": 0.13782
}

Semantic roles & 50–950 ramp

primary

#634AEF

secondary

#E0E9AC

accent

#E005BF

background

#FAF7FF

surface

#F4EEFF

border

#CEC9D7

text

#100A17

muted

#7F7C85

Preview Lab

Preview with #634AEF

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

Preview Lab → · Contrast checker → · Palette generator →