#6490FF#6490FF

#6490FF is a light, vivid blue. Relative luminance 0.299; OKLCH L 67.5% C 0.171 H 265.7°. Best body text is #000000 at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#6490FF
RGB	rgb(100, 144, 255)
HSL	hsl(223, 100%, 70%)
HSV	hsv(223, 61%, 100%)
CMYK	cmyk(60.8%, 43.5%, 0%, 0%)
CIE-LAB	lab(61.54, 18.14, -59.80)
CIE-LCH	lch(61.54, 62.49, 286.88°)
OKLab	oklab(67.48% -0.0127 -0.1706)
OKLCH	oklch(67.48% 0.171 265.7)
XYZ	xyz(33.2726, 29.8729, 98.6010)
Luminance	0.2988 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6490FF #FFD364

analogous

#64DDFF #6490FF #8664FF

triadic

#6490FF #FF6490 #90FF64

tetradic

#6490FF #FF64DD #FFD364 #64FF86

square

#6490FF #FF64DD #FFD364 #64FF86

split-complementary

#6490FF #FF8664 #DDFF64

monochromatic

#0042E9 #2764FF #6490FF #A1BCFF #DEE8FF

Accessibility & contrast

On white

3.01

#6490FF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.98

#6490FF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6490FF

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6490FF	#FFFFFF	#000000	##000000
##6490FF	1.00	3.01	6.98	6.98
#FFFFFF	3.01	1.00	21.00	21.00
#000000	6.98	21.00	1.00	1.00
##000000	6.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C9CFF

Deuteranopia (green-blind)

#458EFD

Tritanopia (blue-blind)

#00A9BB

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #6490ff;
/* rgb */ color: rgb(100, 144, 255);
/* oklch */ color: oklch(67.5% 0.171 265.7);

Tailwind

colors: {
  custom: {
    50: '#9db0ff',
    500: '#6490ff',
    950: '#000000',
  },
}

SCSS

$custom: #6490ff;
$custom-light: #9db0ff;
$custom-dark: #000000;

JSON

{
  "hex": "#6490ff",
  "rgb": {
    "r": 100,
    "g": 144,
    "b": 255
  },
  "hsl": {
    "h": 222.968,
    "s": 100,
    "l": 69.608
  },
  "oklch": {
    "l": 0.67477,
    "c": 0.17104,
    "h": 265.7
  },
  "luminance": 0.29876
}

Semantic roles & 50–950 ramp

primary

#6490FF

secondary

#F6E9C9

accent

#A400E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1018

muted

#7F7F86

Preview Lab

Preview with #6490FF

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

Preview Lab → · Contrast checker → · Palette generator →