#634CE3#634CE3

#634CE3 is a mid, highly saturated blue. Relative luminance 0.134; OKLCH L 53.2% C 0.218 H 283.1°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#634CE3
RGB	rgb(99, 76, 227)
HSL	hsl(249, 73%, 59%)
HSV	hsv(249, 67%, 89%)
CMYK	cmyk(56.4%, 66.5%, 0%, 11%)
CIE-LAB	lab(43.31, 49.43, -73.66)
CIE-LCH	lch(43.31, 88.71, 303.87°)
OKLab	oklab(53.24% 0.0492 -0.2119)
OKLCH	oklch(53.24% 0.218 283.1)
XYZ	xyz(21.5909, 13.3662, 74.1004)
Luminance	0.1337 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#634CE3 #CCE34C

analogous

#4C81E3 #634CE3 #AF4CE3

triadic

#634CE3 #E3634C #4CE363

tetradic

#634CE3 #E34C81 #CCE34C #4CE3AF

square

#634CE3 #E34C81 #CCE34C #4CE3AF

split-complementary

#634CE3 #E3AF4C #81E34C

monochromatic

#2C189C #3C21D1 #634CE3 #9181EB #BFB6F4

Accessibility & contrast

On white

5.72

#634CE3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#634CE3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634CE3

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634CE3	#FFFFFF	#000000	##FFFFFF
##634CE3	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006BE8

Deuteranopia (green-blind)

#0061E0

Tritanopia (blue-blind)

#1F7391

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #634ce3;
/* rgb */ color: rgb(99, 76, 227);
/* oklch */ color: oklch(53.2% 0.218 283.1);

Tailwind

colors: {
  custom: {
    50: '#9b80ed',
    500: '#634ce3',
    950: '#000000',
  },
}

SCSS

$custom: #634ce3;
$custom-light: #9b80ed;
$custom-dark: #000000;

JSON

{
  "hex": "#634ce3",
  "rgb": {
    "r": 99,
    "g": 76,
    "b": 227
  },
  "hsl": {
    "h": 249.139,
    "s": 72.947,
    "l": 59.412
  },
  "oklch": {
    "l": 0.53243,
    "c": 0.21756,
    "h": 283.1
  },
  "luminance": 0.13368
}

Semantic roles & 50–950 ramp

primary

#634CE3

secondary

#DAE3A8

accent

#F038D4

background

#FAF7FE

surface

#F4EEFD

border

#CEC9D5

text

#0F0A16

muted

#7F7C84

Preview Lab

Preview with #634CE3

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

Preview Lab → · Contrast checker → · Palette generator →