#635BEF#635BEF

#635BEF is a mid, highly saturated blue. Relative luminance 0.164; OKLCH L 56.5% C 0.215 H 279.4°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#635BEF
RGB	rgb(99, 91, 239)
HSL	hsl(243, 82%, 65%)
HSV	hsv(243, 62%, 94%)
CMYK	cmyk(58.6%, 61.9%, 0%, 6.3%)
CIE-LAB	lab(47.45, 44.55, -73.68)
CIE-LCH	lch(47.45, 86.10, 301.16°)
OKLab	oklab(56.54% 0.0352 -0.2119)
OKLCH	oklch(56.54% 0.215 279.4)
XYZ	xyz(24.4617, 16.3651, 83.5144)
Luminance	0.1637 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635BEF #E7EF5B

analogous

#5B9DEF #635BEF #AD5BEF

triadic

#635BEF #EF635B #5BEF63

tetradic

#635BEF #EF5B9D #E7EF5B #5BEFAD

square

#635BEF #EF5B9D #E7EF5B #5BEFAD

split-complementary

#635BEF #EFAD5B #9DEF5B

monochromatic

#1C12BD #2E23EA #635BEF #9893F4 #CDCBFA

Accessibility & contrast

On white

4.91

#635BEF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.27

#635BEF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635BEF

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635BEF	#FFFFFF	#000000	##FFFFFF
##635BEF	1.00	4.91	4.27	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.27	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0076F4

Deuteranopia (green-blind)

#006BEC

Tritanopia (blue-blind)

#00809D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #635bef;
/* rgb */ color: rgb(99, 91, 239);
/* oklch */ color: oklch(56.5% 0.215 279.4);

Tailwind

colors: {
  custom: {
    50: '#9c8af5',
    500: '#635bef',
    950: '#000000',
  },
}

SCSS

$custom: #635bef;
$custom-light: #9c8af5;
$custom-dark: #000000;

JSON

{
  "hex": "#635bef",
  "rgb": {
    "r": 99,
    "g": 91,
    "b": 239
  },
  "hsl": {
    "h": 243.243,
    "s": 82.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.56542,
    "c": 0.21484,
    "h": 279.4
  },
  "luminance": 0.16367
}

Semantic roles & 50–950 ramp

primary

#635BEF

secondary

#EAECBA

accent

#DF07D3

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #635BEF

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

Preview Lab → · Contrast checker → · Palette generator →