#6390F1#6390F1

#6390F1 is a light, vivid blue. Relative luminance 0.289; OKLCH L 66.6% C 0.153 H 264.0°. Best body text is #000000 at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#6390F1
RGB	rgb(99, 144, 241)
HSL	hsl(221, 84%, 67%)
HSV	hsv(221, 59%, 95%)
CMYK	cmyk(58.9%, 40.2%, 0%, 5.5%)
CIE-LAB	lab(60.74, 13.38, -53.40)
CIE-LCH	lch(60.74, 55.05, 284.07°)
OKLab	oklab(66.59% -0.0161 -0.1518)
OKLCH	oklch(66.59% 0.153 264)
XYZ	xyz(30.9906, 28.9474, 87.1563)
Luminance	0.2895 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6390F1 #F1C463

analogous

#63D7F1 #6390F1 #7D63F1

triadic

#6390F1 #F16390 #90F163

tetradic

#6390F1 #F163D7 #F1C463 #63F17D

square

#6390F1 #F163D7 #F1C463 #63F17D

split-complementary

#6390F1 #F17D63 #D7F163

monochromatic

#124CC8 #2B68EC #6390F1 #9BB8F6 #D3E0FB

Accessibility & contrast

On white

3.09

#6390F1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.79

#6390F1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6390F1

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6390F1	#FFFFFF	#000000	##000000
##6390F1	1.00	3.09	6.79	6.79
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.79	21.00	1.00	1.00
##000000	6.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#669AF5

Deuteranopia (green-blind)

#528CEF

Tritanopia (blue-blind)

#00A6B5

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #6390f1;
/* rgb */ color: rgb(99, 144, 241);
/* oklch */ color: oklch(66.6% 0.153 264.0);

Tailwind

colors: {
  custom: {
    50: '#9ab0f6',
    500: '#6390f1',
    950: '#000000',
  },
}

SCSS

$custom: #6390f1;
$custom-light: #9ab0f6;
$custom-dark: #000000;

JSON

{
  "hex": "#6390f1",
  "rgb": {
    "r": 99,
    "g": 144,
    "b": 241
  },
  "hsl": {
    "h": 220.986,
    "s": 83.529,
    "l": 66.667
  },
  "oklch": {
    "l": 0.66594,
    "c": 0.15266,
    "h": 264
  },
  "luminance": 0.2895
}

Semantic roles & 50–950 ramp

primary

#6390F1

secondary

#EFE0C1

accent

#9B06E0

background

#FAFAFF

surface

#F3F4FE

border

#CDCED6

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #6390F1

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

Preview Lab → · Contrast checker → · Palette generator →