#634ECE#634ECE

#634ECE is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.8% C 0.189 H 285.2°. Best body text is #FFFFFF at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#634ECE
RGB	rgb(99, 78, 206)
HSL	hsl(250, 57%, 56%)
HSV	hsv(250, 62%, 81%)
CMYK	cmyk(51.9%, 62.1%, 0%, 19.2%)
CIE-LAB	lab(42.09, 42.01, -63.64)
CIE-LCH	lch(42.09, 76.26, 303.43°)
OKLab	oklab(51.84% 0.0496 -0.1825)
OKLCH	oklch(51.84% 0.189 285.2)
XYZ	xyz(19.0072, 12.5567, 59.8027)
Luminance	0.1256 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#634ECE #B9CE4E

analogous

#4E79CE #634ECE #A34ECE

triadic

#634ECE #CE634E #4ECE63

tetradic

#634ECE #CE4E79 #B9CE4E #4ECEA3

square

#634ECE #CE4E79 #B9CE4E #4ECEA3

split-complementary

#634ECE #CEA34E #79CE4E

monochromatic

#32237F #4530AE #634ECE #8D7EDB #B7AEE9

Accessibility & contrast

On white

5.98

#634ECE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.51

#634ECE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #634ECE

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##634ECE	#FFFFFF	#000000	##FFFFFF
##634ECE	1.00	5.98	3.51	5.98
#FFFFFF	5.98	1.00	21.00	1.00
#000000	3.51	21.00	1.00	21.00
##FFFFFF	5.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067D2

Deuteranopia (green-blind)

#005FCB

Tritanopia (blue-blind)

#396D87

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #634ece;
/* rgb */ color: rgb(99, 78, 206);
/* oklch */ color: oklch(51.8% 0.189 285.2);

Tailwind

colors: {
  custom: {
    50: '#9881de',
    500: '#634ece',
    950: '#000000',
  },
}

SCSS

$custom: #634ece;
$custom-light: #9881de;
$custom-dark: #000000;

JSON

{
  "hex": "#634ece",
  "rgb": {
    "r": 99,
    "g": 78,
    "b": 206
  },
  "hsl": {
    "h": 249.844,
    "s": 56.637,
    "l": 55.686
  },
  "oklch": {
    "l": 0.51844,
    "c": 0.18909,
    "h": 285.2
  },
  "luminance": 0.12558
}

Semantic roles & 50–950 ramp

primary

#634ECE

secondary

#CED7A1

accent

#E048C7

background

#F9F7FD

surface

#F2EEFB

border

#CCC9D4

text

#0F0A15

muted

#7E7C83

Preview Lab

Preview with #634ECE

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

Preview Lab → · Contrast checker → · Palette generator →