#635BCB#635BCB

#635BCB is a mid, vivid blue. Relative luminance 0.144; OKLCH L 53.8% C 0.168 H 282.4°. Best body text is #FFFFFF at 5.40:1 contrast (WCAG AA passes).

Color values

HEX	#635BCB
RGB	rgb(99, 91, 203)
HSL	hsl(244, 52%, 58%)
HSV	hsv(244, 55%, 80%)
CMYK	cmyk(51.2%, 55.2%, 0%, 20.4%)
CIE-LAB	lab(44.87, 33.36, -57.41)
CIE-LCH	lch(44.87, 66.40, 300.16°)
OKLab	oklab(53.82% 0.036 -0.1641)
OKLCH	oklch(53.82% 0.168 282.4)
XYZ	xyz(19.6629, 14.4455, 58.2405)
Luminance	0.1445 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635BCB #C3CB5B

analogous

#5B8BCB #635BCB #9B5BCB

triadic

#635BCB #CB635B #5BCB63

tetradic

#635BCB #CB5B8B #C3CB5B #5BCB9B

square

#635BCB #CB5B8B #C3CB5B #5BCB9B

split-complementary

#635BCB #CB9B5B #8BCB5B

monochromatic

#302982 #4138B1 #635BCB #8F89DA #BBB8E8

Accessibility & contrast

On white

5.40

#635BCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.89

#635BCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635BCB

5.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635BCB	#FFFFFF	#000000	##FFFFFF
##635BCB	1.00	5.40	3.89	5.40
#FFFFFF	5.40	1.00	21.00	1.00
#000000	3.89	21.00	1.00	21.00
##FFFFFF	5.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#146ECF

Deuteranopia (green-blind)

#0066C9

Tritanopia (blue-blind)

#3A748A

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #635bcb;
/* rgb */ color: rgb(99, 91, 203);
/* oklch */ color: oklch(53.8% 0.168 282.4);

Tailwind

colors: {
  custom: {
    50: '#9789db',
    500: '#635bcb',
    950: '#000000',
  },
}

SCSS

$custom: #635bcb;
$custom-light: #9789db;
$custom-dark: #000000;

JSON

{
  "hex": "#635bcb",
  "rgb": {
    "r": 99,
    "g": 91,
    "b": 203
  },
  "hsl": {
    "h": 244.286,
    "s": 51.852,
    "l": 57.647
  },
  "oklch": {
    "l": 0.53823,
    "c": 0.16801,
    "h": 282.4
  },
  "luminance": 0.14447
}

Semantic roles & 50–950 ramp

primary

#635BCB

secondary

#D4D7AA

accent

#DB4CD1

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0E0B15

muted

#7E7C83

Preview Lab

Preview with #635BCB

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

Preview Lab → · Contrast checker → · Palette generator →