#6390DB#6390DB

#6390DB is a light, vivid blue. Relative luminance 0.277; OKLCH L 65.4% C 0.123 H 260.2°. Best body text is #000000 at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#6390DB
RGB	rgb(99, 144, 219)
HSL	hsl(218, 63%, 62%)
HSV	hsv(218, 55%, 86%)
CMYK	cmyk(54.8%, 34.2%, 0%, 14.1%)
CIE-LAB	lab(59.63, 6.32, -42.95)
CIE-LCH	lch(59.63, 43.41, 278.37°)
OKLab	oklab(65.37% -0.021 -0.1213)
OKLCH	oklch(65.37% 0.123 260.2)
XYZ	xyz(27.9006, 27.7114, 70.8827)
Luminance	0.2771 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6390DB #DBAE63

analogous

#63CCDB #6390DB #7263DB

triadic

#6390DB #DB6390 #90DB63

tetradic

#6390DB #DB63CC #DBAE63 #63DB72

square

#6390DB #DB63CC #DBAE63 #63DB72

split-complementary

#6390DB #DB7263 #CCDB63

monochromatic

#25539F #316DD0 #6390DB #95B3E6 #C6D7F2

Accessibility & contrast

On white

3.21

#6390DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.54

#6390DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6390DB

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6390DB	#FFFFFF	#000000	##000000
##6390DB	1.00	3.21	6.54	6.54
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.54	21.00	1.00	1.00
##000000	6.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7296DE

Deuteranopia (green-blind)

#638AD9

Tritanopia (blue-blind)

#17A1AB

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #6390db;
/* rgb */ color: rgb(99, 144, 219);
/* oklch */ color: oklch(65.4% 0.123 260.2);

Tailwind

colors: {
  custom: {
    50: '#97b0e6',
    500: '#6390db',
    950: '#000000',
  },
}

SCSS

$custom: #6390db;
$custom-light: #97b0e6;
$custom-dark: #000000;

JSON

{
  "hex": "#6390db",
  "rgb": {
    "r": 99,
    "g": 144,
    "b": 219
  },
  "hsl": {
    "h": 217.5,
    "s": 62.5,
    "l": 62.353
  },
  "oklch": {
    "l": 0.65374,
    "c": 0.12308,
    "h": 260.2
  },
  "luminance": 0.27714
}

Semantic roles & 50–950 ramp

primary

#6390DB

secondary

#E3D2B7

accent

#891BCA

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #6390DB

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

Preview Lab → · Contrast checker → · Palette generator →