#634EE9#634EE9

#634EE9 is a mid, highly saturated blue. Relative luminance 0.140; OKLCH L 54.0% C 0.223 H 282.1°. Best body text is #FFFFFF at 5.53:1 contrast (WCAG AA passes).

Color values

HEX	#634EE9
RGB	rgb(99, 78, 233)
HSL	hsl(248, 78%, 61%)
HSV	hsv(248, 67%, 91%)
CMYK	cmyk(57.5%, 66.5%, 0%, 8.6%)
CIE-LAB	lab(44.21, 50.12, -75.59)
CIE-LCH	lch(44.21, 90.70, 303.55°)
OKLab	oklab(54.04% 0.0468 -0.2176)
OKLCH	oklch(54.04% 0.223 282.1)
XYZ	xyz(22.5734, 13.9831, 78.5845)
Luminance	0.1399 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#634EE9 #D4E94E

analogous

#4E86E9 #634EE9 #B04EE9

triadic

#634EE9 #E9634E #4EE963

tetradic

#634EE9 #E94E86 #D4E94E #4EE9B0

square

#634EE9 #E94E86 #D4E94E #4EE9B0

split-complementary

#634EE9 #E9B04E #86E94E

monochromatic

#2915A8 #361CDE #634EE9 #9384F0 #C3BBF7

Accessibility & contrast

On white

5.53

#634EE9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.80

#634EE9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634EE9

5.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634EE9	#FFFFFF	#000000	##FFFFFF
##634EE9	1.00	5.53	3.80	5.53
#FFFFFF	5.53	1.00	21.00	1.00
#000000	3.80	21.00	1.00	21.00
##FFFFFF	5.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EEE

Deuteranopia (green-blind)

#0063E6

Tritanopia (blue-blind)

#107695

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #634ee9;
/* rgb */ color: rgb(99, 78, 233);
/* oklch */ color: oklch(54.0% 0.223 282.1);

Tailwind

colors: {
  custom: {
    50: '#9c81f1',
    500: '#634ee9',
    950: '#000000',
  },
}

SCSS

$custom: #634ee9;
$custom-light: #9c81f1;
$custom-dark: #000000;

JSON

{
  "hex": "#634ee9",
  "rgb": {
    "r": 99,
    "g": 78,
    "b": 233
  },
  "hsl": {
    "h": 248.129,
    "s": 77.889,
    "l": 60.98
  },
  "oklch": {
    "l": 0.54042,
    "c": 0.22255,
    "h": 282.1
  },
  "luminance": 0.13985
}

Semantic roles & 50–950 ramp

primary

#634EE9

secondary

#DFE7AC

accent

#DA0BBE

background

#FAF8FE

surface

#F4EFFD

border

#CECAD5

text

#100A17

muted

#7F7C85

Preview Lab

Preview with #634EE9

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

Preview Lab → · Contrast checker → · Palette generator →