#635BBC#635BBC

#635BBC is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.8% C 0.147 H 283.9°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#635BBC
RGB	rgb(99, 91, 188)
HSL	hsl(245, 42%, 55%)
HSV	hsv(245, 52%, 74%)
CMYK	cmyk(47.3%, 51.6%, 0%, 26.3%)
CIE-LAB	lab(43.89, 28.76, -50.29)
CIE-LCH	lch(43.89, 57.93, 299.77°)
OKLab	oklab(52.79% 0.0353 -0.1432)
OKLCH	oklch(52.79% 0.147 283.9)
XYZ	xyz(17.9611, 13.7648, 49.2777)
Luminance	0.1377 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635BBC #B4BC5B

analogous

#5B84BC #635BBC #935BBC

triadic

#635BBC #BC635B #5BBC63

tetradic

#635BBC #BC5B84 #B4BC5B #5BBC93

square

#635BBC #BC5B84 #B4BC5B #5BBC93

split-complementary

#635BBC #BC935B #84BC5B

monochromatic

#332D6F #473F9B #635BBC #8C86CE #B6B2E0

Accessibility & contrast

On white

5.60

#635BBC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#635BBC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635BBC

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635BBC	#FFFFFF	#000000	##FFFFFF
##635BBC	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D6BBF

Deuteranopia (green-blind)

#2865BA

Tritanopia (blue-blind)

#457083

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #635bbc;
/* rgb */ color: rgb(99, 91, 188);
/* oklch */ color: oklch(52.8% 0.147 283.9);

Tailwind

colors: {
  custom: {
    50: '#9589d1',
    500: '#635bbc',
    950: '#000000',
  },
}

SCSS

$custom: #635bbc;
$custom-light: #9589d1;
$custom-dark: #000000;

JSON

{
  "hex": "#635bbc",
  "rgb": {
    "r": 99,
    "g": 91,
    "b": 188
  },
  "hsl": {
    "h": 244.948,
    "s": 41.991,
    "l": 54.706
  },
  "oklch": {
    "l": 0.52787,
    "c": 0.14745,
    "h": 283.9
  },
  "luminance": 0.13766
}

Semantic roles & 50–950 ramp

primary

#635BBC

secondary

#CACEA5

accent

#D256C8

background

#F9F8FC

surface

#F2F0F9

border

#CCCBD2

text

#0E0B14

muted

#7E7C82

Preview Lab

Preview with #635BBC

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

Preview Lab → · Contrast checker → · Palette generator →