#6369E9#6369E9

#6369E9 is a mid, vivid blue. Relative luminance 0.186; OKLCH L 58.5% C 0.190 H 276.8°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#6369E9
RGB	rgb(99, 105, 233)
HSL	hsl(237, 75%, 65%)
HSV	hsv(237, 58%, 91%)
CMYK	cmyk(57.5%, 54.9%, 0%, 8.6%)
CIE-LAB	lab(50.26, 34.33, -65.75)
CIE-LCH	lch(50.26, 74.17, 297.57°)
OKLab	oklab(58.48% 0.0224 -0.1885)
OKLCH	oklch(58.48% 0.19 276.8)
XYZ	xyz(24.9004, 18.6372, 79.3602)
Luminance	0.1864 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6369E9 #E9E363

analogous

#63ACE9 #6369E9 #A063E9

triadic

#6369E9 #E96369 #69E963

tetradic

#6369E9 #E963AC #E9E363 #63E9A0

square

#6369E9 #E963AC #E9E363 #63E9A0

split-complementary

#6369E9 #E9A063 #ACE963

monochromatic

#1A21B8 #2D35E1 #6369E9 #999DF1 #CED0F8

Accessibility & contrast

On white

4.44

#6369E9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#6369E9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6369E9

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6369E9	#FFFFFF	#000000	##000000
##6369E9	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#027DED

Deuteranopia (green-blind)

#0072E6

Tritanopia (blue-blind)

#00879F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #6369e9;
/* rgb */ color: rgb(99, 105, 233);
/* oklch */ color: oklch(58.5% 0.190 276.8);

Tailwind

colors: {
  custom: {
    50: '#9a94f1',
    500: '#6369e9',
    950: '#000000',
  },
}

SCSS

$custom: #6369e9;
$custom-light: #9a94f1;
$custom-dark: #000000;

JSON

{
  "hex": "#6369e9",
  "rgb": {
    "r": 99,
    "g": 105,
    "b": 233
  },
  "hsl": {
    "h": 237.313,
    "s": 75.281,
    "l": 65.098
  },
  "oklch": {
    "l": 0.58482,
    "c": 0.18984,
    "h": 276.8
  },
  "luminance": 0.18639
}

Semantic roles & 50–950 ramp

primary

#6369E9

secondary

#EBE9BD

accent

#CE0ED7

background

#FAF9FE

surface

#F4F1FD

border

#CECBD5

text

#0F0D17

muted

#7F7E85

Preview Lab

Preview with #6369E9

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

Preview Lab → · Contrast checker → · Palette generator →