#635CEF#635CEF

#635CEF is a mid, highly saturated blue. Relative luminance 0.165; OKLCH L 56.7% C 0.214 H 279.2°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#635CEF
RGB	rgb(99, 92, 239)
HSL	hsl(243, 82%, 65%)
HSV	hsv(243, 62%, 94%)
CMYK	cmyk(58.6%, 61.5%, 0%, 6.3%)
CIE-LAB	lab(47.67, 43.97, -73.32)
CIE-LCH	lch(47.67, 85.49, 300.95°)
OKLab	oklab(56.7% 0.0343 -0.2109)
OKLCH	oklch(56.7% 0.214 279.2)
XYZ	xyz(24.5478, 16.5372, 83.5430)
Luminance	0.1654 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#635CEF #E8EF5C

analogous

#5C9FEF #635CEF #AC5CEF

triadic

#635CEF #EF635C #5CEF63

tetradic

#635CEF #EF5C9F #E8EF5C #5CEFAC

square

#635CEF #EF5C9F #E8EF5C #5CEFAC

split-complementary

#635CEF #EFAC5C #9FEF5C

monochromatic

#1B13BE #2E24EA #635CEF #9894F4 #CECBFA

Accessibility & contrast

On white

4.87

#635CEF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#635CEF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #635CEF

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##635CEF	#FFFFFF	#000000	##FFFFFF
##635CEF	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0077F4

Deuteranopia (green-blind)

#006BEC

Tritanopia (blue-blind)

#00809D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #635cef;
/* rgb */ color: rgb(99, 92, 239);
/* oklch */ color: oklch(56.7% 0.214 279.2);

Tailwind

colors: {
  custom: {
    50: '#9c8bf5',
    500: '#635cef',
    950: '#000000',
  },
}

SCSS

$custom: #635cef;
$custom-light: #9c8bf5;
$custom-dark: #000000;

JSON

{
  "hex": "#635cef",
  "rgb": {
    "r": 99,
    "g": 92,
    "b": 239
  },
  "hsl": {
    "h": 242.857,
    "s": 82.123,
    "l": 64.902
  },
  "oklch": {
    "l": 0.56704,
    "c": 0.21364,
    "h": 279.2
  },
  "luminance": 0.16539
}

Semantic roles & 50–950 ramp

primary

#635CEF

secondary

#EAECBA

accent

#DF07D4

background

#FAF8FF

surface

#F4F0FF

border

#CECBD7

text

#0F0C17

muted

#7F7D85

Preview Lab

Preview with #635CEF

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

Preview Lab → · Contrast checker → · Palette generator →