#6391F5#6391F5

#6391F5 is a light, vivid blue. Relative luminance 0.295; OKLCH L 67.0% C 0.157 H 264.0°. Best body text is #000000 at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#6391F5
RGB	rgb(99, 145, 245)
HSL	hsl(221, 88%, 67%)
HSV	hsv(221, 60%, 96%)
CMYK	cmyk(59.6%, 40.8%, 0%, 3.9%)
CIE-LAB	lab(61.21, 14.09, -54.84)
CIE-LCH	lch(61.21, 56.62, 284.41°)
OKLab	oklab(67.03% -0.0163 -0.156)
OKLCH	oklch(67.03% 0.157 264)
XYZ	xyz(31.7467, 29.4933, 90.3883)
Luminance	0.2950 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6391F5 #F5C763

analogous

#63DAF5 #6391F5 #7E63F5

triadic

#6391F5 #F56391 #91F563

tetradic

#6391F5 #F563DA #F5C763 #63F57E

square

#6391F5 #F563DA #F5C763 #63F57E

split-complementary

#6391F5 #F57E63 #DAF563

monochromatic

#0D4BD0 #2968F1 #6391F5 #9DBAF9 #D6E2FC

Accessibility & contrast

On white

3.04

#6391F5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.90

#6391F5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6391F5

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6391F5	#FFFFFF	#000000	##000000
##6391F5	1.00	3.04	6.90	6.90
#FFFFFF	3.04	1.00	21.00	21.00
#000000	6.90	21.00	1.00	1.00
##000000	6.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#659BF9

Deuteranopia (green-blind)

#518EF3

Tritanopia (blue-blind)

#00A7B7

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #6391f5;
/* rgb */ color: rgb(99, 145, 245);
/* oklch */ color: oklch(67.0% 0.157 264.0);

Tailwind

colors: {
  custom: {
    50: '#9bb0f9',
    500: '#6391f5',
    950: '#000000',
  },
}

SCSS

$custom: #6391f5;
$custom-light: #9bb0f9;
$custom-dark: #000000;

JSON

{
  "hex": "#6391f5",
  "rgb": {
    "r": 99,
    "g": 145,
    "b": 245
  },
  "hsl": {
    "h": 221.096,
    "s": 87.952,
    "l": 67.451
  },
  "oklch": {
    "l": 0.67033,
    "c": 0.15687,
    "h": 264
  },
  "luminance": 0.29496
}

Semantic roles & 50–950 ramp

primary

#6391F5

secondary

#F1E2C3

accent

#9D01E5

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #6391F5

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

Preview Lab → · Contrast checker → · Palette generator →