#635EFB#635EFB

#635EFB is a mid, highly saturated blue. Relative luminance 0.176; OKLCH L 58.0% C 0.226 H 278.1°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#635EFB
RGB	rgb(99, 94, 251)
HSL	hsl(242, 95%, 68%)
HSV	hsv(242, 63%, 98%)
CMYK	cmyk(60.6%, 62.5%, 0%, 1.6%)
CIE-LAB	lab(49.03, 46.55, -77.80)
CIE-LCH	lch(49.03, 90.67, 300.89°)
OKLab	oklab(57.99% 0.0318 -0.224)
OKLCH	oklch(57.99% 0.226 278.1)
XYZ	xyz(26.5553, 17.6211, 93.2499)
Luminance	0.1762 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635EFB #F6FB5E

analogous

#5EA7FB #635EFB #B25EFB

triadic

#635EFB #FB635E #5EFB63

tetradic

#635EFB #FB5EA7 #F6FB5E #5EFBB2

square

#635EFB #FB5EA7 #F6FB5E #5EFBB2

split-complementary

#635EFB #FBB25E #A7FB5E

monochromatic

#0C05D9 #2922FA #635EFB #9D9AFC #D7D5FE

Accessibility & contrast

On white

4.64

#635EFB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#635EFB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #635EFB

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635EFB	#FFFFFF	#000000	##FFFFFF
##635EFB	1.00	4.64	4.52	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#007BFF

Deuteranopia (green-blind)

#006EF8

Tritanopia (blue-blind)

#0086A4

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #635efb;
/* rgb */ color: rgb(99, 94, 251);
/* oklch */ color: oklch(58.0% 0.226 278.1);

Tailwind

colors: {
  custom: {
    50: '#9e8cfe',
    500: '#635efb',
    950: '#000000',
  },
}

SCSS

$custom: #635efb;
$custom-light: #9e8cfe;
$custom-dark: #000000;

JSON

{
  "hex": "#635efb",
  "rgb": {
    "r": 99,
    "g": 94,
    "b": 251
  },
  "hsl": {
    "h": 241.911,
    "s": 95.152,
    "l": 67.647
  },
  "oklch": {
    "l": 0.57987,
    "c": 0.22628,
    "h": 278.1
  },
  "luminance": 0.17623
}

Semantic roles & 50–950 ramp

primary

#635EFB

secondary

#F1F3C2

accent

#E600DE

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#100C18

muted

#7F7D86

Preview Lab

Preview with #635EFB

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

Preview Lab → · Contrast checker → · Palette generator →