#635BB4#635BB4

#635BB4 is a mid, vivid blue. Relative luminance 0.134; OKLCH L 52.3% C 0.136 H 284.7°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#635BB4
RGB	rgb(99, 91, 180)
HSL	hsl(245, 37%, 53%)
HSV	hsv(245, 49%, 71%)
CMYK	cmyk(45%, 49.4%, 0%, 29.4%)
CIE-LAB	lab(43.40, 26.34, -46.40)
CIE-LCH	lch(43.40, 53.36, 299.58°)
OKLab	oklab(52.26% 0.0346 -0.1317)
OKLCH	oklch(52.26% 0.136 284.7)
XYZ	xyz(17.1225, 13.4294, 44.8611)
Luminance	0.1343 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635BB4 #ACB45B

analogous

#5B7FB4 #635BB4 #8F5BB4

triadic

#635BB4 #B4635B #5BB463

tetradic

#635BB4 #B45B7F #ACB45B #5BB48F

square

#635BB4 #B45B7F #ACB45B #5BB48F

split-complementary

#635BB4 #B48F5B #7FB45B

monochromatic

#342F66 #494290 #635BB4 #8B85C7 #B3AFDA

Accessibility & contrast

On white

5.70

#635BB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#635BB4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635BB4

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635BB4	#FFFFFF	#000000	##FFFFFF
##635BB4	1.00	5.70	3.69	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3569B7

Deuteranopia (green-blind)

#3264B2

Tritanopia (blue-blind)

#496E7F

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #635bb4;
/* rgb */ color: rgb(99, 91, 180);
/* oklch */ color: oklch(52.3% 0.136 284.7);

Tailwind

colors: {
  custom: {
    50: '#9489cb',
    500: '#635bb4',
    950: '#000000',
  },
}

SCSS

$custom: #635bb4;
$custom-light: #9489cb;
$custom-dark: #000000;

JSON

{
  "hex": "#635bb4",
  "rgb": {
    "r": 99,
    "g": 91,
    "b": 180
  },
  "hsl": {
    "h": 245.393,
    "s": 37.238,
    "l": 53.137
  },
  "oklch": {
    "l": 0.52261,
    "c": 0.13622,
    "h": 284.7
  },
  "luminance": 0.1343
}

Semantic roles & 50–950 ramp

primary

#635BB4

secondary

#C5C9A2

accent

#CD5BC3

background

#F9F8FC

surface

#F2F0F8

border

#CCCBD1

text

#0E0B13

muted

#7E7C82

Preview Lab

Preview with #635BB4

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

Preview Lab → · Contrast checker → · Palette generator →