#635BF1#635BF1

#635BF1 is a mid, highly saturated blue. Relative luminance 0.165; OKLCH L 56.7% C 0.217 H 279.3°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#635BF1
RGB	rgb(99, 91, 241)
HSL	hsl(243, 84%, 65%)
HSV	hsv(243, 62%, 95%)
CMYK	cmyk(58.9%, 62.2%, 0%, 5.5%)
CIE-LAB	lab(47.60, 45.17, -74.55)
CIE-LCH	lch(47.60, 87.17, 301.21°)
OKLab	oklab(56.7% 0.035 -0.2145)
OKLCH	oklch(56.7% 0.217 279.3)
XYZ	xyz(24.7588, 16.4839, 85.0791)
Luminance	0.1649 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635BF1 #E9F15B

analogous

#5B9EF1 #635BF1 #AE5BF1

triadic

#635BF1 #F1635B #5BF163

tetradic

#635BF1 #F15B9E #E9F15B #5BF1AE

square

#635BF1 #F15B9E #E9F15B #5BF1AE

split-complementary

#635BF1 #F1AE5B #9EF15B

monochromatic

#1A10C1 #2D23EC #635BF1 #9993F6 #CECCFB

Accessibility & contrast

On white

4.89

#635BF1 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#635BF1 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635BF1

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635BF1	#FFFFFF	#000000	##FFFFFF
##635BF1	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0077F6

Deuteranopia (green-blind)

#006BEE

Tritanopia (blue-blind)

#00809E

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #635bf1;
/* rgb */ color: rgb(99, 91, 241);
/* oklch */ color: oklch(56.7% 0.217 279.3);

Tailwind

colors: {
  custom: {
    50: '#9d8af7',
    500: '#635bf1',
    950: '#000000',
  },
}

SCSS

$custom: #635bf1;
$custom-light: #9d8af7;
$custom-dark: #000000;

JSON

{
  "hex": "#635bf1",
  "rgb": {
    "r": 99,
    "g": 91,
    "b": 241
  },
  "hsl": {
    "h": 243.2,
    "s": 84.27,
    "l": 65.098
  },
  "oklch": {
    "l": 0.56702,
    "c": 0.21734,
    "h": 279.3
  },
  "luminance": 0.16486
}

Semantic roles & 50–950 ramp

primary

#635BF1

secondary

#EBEDBA

accent

#E105D5

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#100C17

muted

#7F7D85

Preview Lab

Preview with #635BF1

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

Preview Lab → · Contrast checker → · Palette generator →