#635FCB#635FCB

#635FCB is a mid, vivid blue. Relative luminance 0.151; OKLCH L 54.5% C 0.163 H 281.2°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#635FCB
RGB	rgb(99, 95, 203)
HSL	hsl(242, 51%, 58%)
HSV	hsv(242, 53%, 80%)
CMYK	cmyk(51.2%, 53.2%, 0%, 20.4%)
CIE-LAB	lab(45.84, 30.93, -55.84)
CIE-LCH	lch(45.84, 63.84, 298.98°)
OKLab	oklab(54.55% 0.0316 -0.1595)
OKLCH	oklch(54.55% 0.163 281.2)
XYZ	xyz(20.0140, 15.1477, 58.3575)
Luminance	0.1515 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635FCB #C7CB5F

analogous

#5F91CB #635FCB #995FCB

triadic

#635FCB #CB635F #5FCB63

tetradic

#635FCB #CB5F91 #C7CB5F #5FCB99

square

#635FCB #CB5F91 #C7CB5F #5FCB99

split-complementary

#635FCB #CB995F #91CB5F

monochromatic

#2E2B85 #3F3AB3 #635FCB #908DDA #BDBBE9

Accessibility & contrast

On white

5.21

#635FCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#635FCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635FCB

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635FCB	#FFFFFF	#000000	##FFFFFF
##635FCB	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2370CF

Deuteranopia (green-blind)

#1669C9

Tritanopia (blue-blind)

#39778C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #635fcb;
/* rgb */ color: rgb(99, 95, 203);
/* oklch */ color: oklch(54.5% 0.163 281.2);

Tailwind

colors: {
  custom: {
    50: '#978cdb',
    500: '#635fcb',
    950: '#000000',
  },
}

SCSS

$custom: #635fcb;
$custom-light: #978cdb;
$custom-dark: #000000;

JSON

{
  "hex": "#635fcb",
  "rgb": {
    "r": 99,
    "g": 95,
    "b": 203
  },
  "hsl": {
    "h": 242.222,
    "s": 50.943,
    "l": 58.431
  },
  "oklch": {
    "l": 0.54546,
    "c": 0.16258,
    "h": 281.2
  },
  "luminance": 0.15149
}

Semantic roles & 50–950 ramp

primary

#635FCB

secondary

#D7D8AD

accent

#DA4DD5

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0C15

muted

#7E7D83

Preview Lab

Preview with #635FCB

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

Preview Lab → · Contrast checker → · Palette generator →