#635BB5#635BB5

#635BB5 is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.3% C 0.138 H 284.6°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#635BB5
RGB	rgb(99, 91, 181)
HSL	hsl(245, 38%, 53%)
HSV	hsv(245, 50%, 71%)
CMYK	cmyk(45.3%, 49.7%, 0%, 29%)
CIE-LAB	lab(43.46, 26.64, -46.89)
CIE-LCH	lch(43.46, 53.93, 299.60°)
OKLab	oklab(52.33% 0.0347 -0.1332)
OKLCH	oklch(52.33% 0.138 284.6)
XYZ	xyz(17.2247, 13.4703, 45.3995)
Luminance	0.1347 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635BB5 #ADB55B

analogous

#5B80B5 #635BB5 #905BB5

triadic

#635BB5 #B5635B #5BB563

tetradic

#635BB5 #B55B80 #ADB55B #5BB590

square

#635BB5 #B55B80 #ADB55B #5BB590

split-complementary

#635BB5 #B5905B #80B55B

monochromatic

#342F67 #494291 #635BB5 #8B85C8 #B3AFDB

Accessibility & contrast

On white

5.68

#635BB5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#635BB5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635BB5

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635BB5	#FFFFFF	#000000	##FFFFFF
##635BB5	1.00	5.68	3.69	5.68
#FFFFFF	5.68	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3469B8

Deuteranopia (green-blind)

#3164B3

Tritanopia (blue-blind)

#496E7F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #635bb5;
/* rgb */ color: rgb(99, 91, 181);
/* oklch */ color: oklch(52.3% 0.138 284.6);

Tailwind

colors: {
  custom: {
    50: '#9489cc',
    500: '#635bb5',
    950: '#000000',
  },
}

SCSS

$custom: #635bb5;
$custom-light: #9489cc;
$custom-dark: #000000;

JSON

{
  "hex": "#635bb5",
  "rgb": {
    "r": 99,
    "g": 91,
    "b": 181
  },
  "hsl": {
    "h": 245.333,
    "s": 37.815,
    "l": 53.333
  },
  "oklch": {
    "l": 0.52326,
    "c": 0.13763,
    "h": 284.6
  },
  "luminance": 0.13471
}

Semantic roles & 50–950 ramp

primary

#635BB5

secondary

#C6C9A3

accent

#CE5AC3

background

#F9F8FC

surface

#F2F0F9

border

#CCCBD2

text

#0E0B13

muted

#7E7C82

Preview Lab

Preview with #635BB5

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

Preview Lab → · Contrast checker → · Palette generator →