#634FE3#634FE3

#634FE3 is a mid, highly saturated blue. Relative luminance 0.138; OKLCH L 53.7% C 0.214 H 282.6°. Best body text is #FFFFFF at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#634FE3
RGB	rgb(99, 79, 227)
HSL	hsl(248, 73%, 60%)
HSV	hsv(248, 65%, 89%)
CMYK	cmyk(56.4%, 65.2%, 0%, 11%)
CIE-LAB	lab(43.93, 47.76, -72.65)
CIE-LCH	lch(43.93, 86.94, 303.32°)
OKLab	oklab(53.69% 0.0467 -0.2089)
OKLCH	oklch(53.69% 0.214 282.6)
XYZ	xyz(21.8024, 13.7893, 74.1709)
Luminance	0.1379 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#634FE3 #CFE34F

analogous

#4F85E3 #634FE3 #AD4FE3

triadic

#634FE3 #E3634F #4FE363

tetradic

#634FE3 #E34F85 #CFE34F #4FE3AD

square

#634FE3 #E34F85 #CFE34F #4FE3AD

split-complementary

#634FE3 #E3AD4F #85E34F

monochromatic

#2B199E #3A22D3 #634FE3 #9284EB #C1B9F4

Accessibility & contrast

On white

5.59

#634FE3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#634FE3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634FE3

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634FE3	#FFFFFF	#000000	##FFFFFF
##634FE3	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)

#006DE8

Deuteranopia (green-blind)

#0063E0

Tritanopia (blue-blind)

#1E7592

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #634fe3;
/* rgb */ color: rgb(99, 79, 227);
/* oklch */ color: oklch(53.7% 0.214 282.6);

Tailwind

colors: {
  custom: {
    50: '#9b82ed',
    500: '#634fe3',
    950: '#000000',
  },
}

SCSS

$custom: #634fe3;
$custom-light: #9b82ed;
$custom-dark: #000000;

JSON

{
  "hex": "#634fe3",
  "rgb": {
    "r": 99,
    "g": 79,
    "b": 227
  },
  "hsl": {
    "h": 248.108,
    "s": 72.549,
    "l": 60
  },
  "oklch": {
    "l": 0.5369,
    "c": 0.2141,
    "h": 282.6
  },
  "luminance": 0.13791
}

Semantic roles & 50–950 ramp

primary

#634FE3

secondary

#DCE3AA

accent

#EF39D7

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #634FE3

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

Preview Lab → · Contrast checker → · Palette generator →