#635BB8#635BB8

#635BB8 is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.5% C 0.142 H 284.3°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#635BB8
RGB	rgb(99, 91, 184)
HSL	hsl(245, 40%, 54%)
HSV	hsv(245, 51%, 72%)
CMYK	cmyk(46.2%, 50.5%, 0%, 27.8%)
CIE-LAB	lab(43.65, 27.55, -48.35)
CIE-LCH	lch(43.65, 55.65, 299.67°)
OKLab	oklab(52.52% 0.035 -0.1375)
OKLCH	oklch(52.52% 0.142 284.3)
XYZ	xyz(17.5359, 13.5947, 47.0382)
Luminance	0.1360 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635BB8 #B0B85B

analogous

#5B82B8 #635BB8 #925BB8

triadic

#635BB8 #B8635B #5BB863

tetradic

#635BB8 #B85B82 #B0B85B #5BB892

square

#635BB8 #B85B82 #B0B85B #5BB892

split-complementary

#635BB8 #B8925B #82B85B

monochromatic

#332E6A #484195 #635BB8 #8C86CA #B4B0DD

Accessibility & contrast

On white

5.65

#635BB8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#635BB8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635BB8

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635BB8	#FFFFFF	#000000	##FFFFFF
##635BB8	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#316ABB

Deuteranopia (green-blind)

#2D64B6

Tritanopia (blue-blind)

#476F81

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #635bb8;
/* rgb */ color: rgb(99, 91, 184);
/* oklch */ color: oklch(52.5% 0.142 284.3);

Tailwind

colors: {
  custom: {
    50: '#9589ce',
    500: '#635bb8',
    950: '#000000',
  },
}

SCSS

$custom: #635bb8;
$custom-light: #9589ce;
$custom-dark: #000000;

JSON

{
  "hex": "#635bb8",
  "rgb": {
    "r": 99,
    "g": 91,
    "b": 184
  },
  "hsl": {
    "h": 245.161,
    "s": 39.574,
    "l": 53.922
  },
  "oklch": {
    "l": 0.52522,
    "c": 0.14186,
    "h": 284.3
  },
  "luminance": 0.13596
}

Semantic roles & 50–950 ramp

primary

#635BB8

secondary

#C8CBA4

accent

#CF58C5

background

#F9F8FC

surface

#F2F0F9

border

#CCCBD2

text

#0E0B14

muted

#7E7C82

Preview Lab

Preview with #635BB8

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

Preview Lab → · Contrast checker → · Palette generator →