#6490F3#6490F3

#6490F3 is a light, vivid blue. Relative luminance 0.291; OKLCH L 66.8% C 0.155 H 264.5°. Best body text is #000000 at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#6490F3
RGB	rgb(100, 144, 243)
HSL	hsl(222, 86%, 67%)
HSV	hsv(222, 59%, 95%)
CMYK	cmyk(58.8%, 40.7%, 0%, 4.7%)
CIE-LAB	lab(60.89, 14.22, -54.25)
CIE-LCH	lch(60.89, 56.08, 284.69°)
OKLab	oklab(66.76% -0.0148 -0.1543)
OKLCH	oklch(66.76% 0.155 264.5)
XYZ	xyz(31.4009, 29.1243, 88.7434)
Luminance	0.2913 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6490F3 #F3C764

analogous

#64D8F3 #6490F3 #7F64F3

triadic

#6490F3 #F36490 #90F364

tetradic

#6490F3 #F364D8 #F3C764 #64F37F

square

#6490F3 #F364D8 #F3C764 #64F37F

split-complementary

#6490F3 #F37F64 #D8F364

monochromatic

#104ACD #2B67EF #6490F3 #9DB9F7 #D6E1FC

Accessibility & contrast

On white

3.08

#6490F3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.83

#6490F3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6490F3

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6490F3	#FFFFFF	#000000	##000000
##6490F3	1.00	3.08	6.83	6.83
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.83	21.00	1.00	1.00
##000000	6.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#659AF7

Deuteranopia (green-blind)

#518DF1

Tritanopia (blue-blind)

#00A6B6

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #6490f3;
/* rgb */ color: rgb(100, 144, 243);
/* oklch */ color: oklch(66.8% 0.155 264.5);

Tailwind

colors: {
  custom: {
    50: '#9bb0f7',
    500: '#6490f3',
    950: '#000000',
  },
}

SCSS

$custom: #6490f3;
$custom-light: #9bb0f7;
$custom-dark: #000000;

JSON

{
  "hex": "#6490f3",
  "rgb": {
    "r": 100,
    "g": 144,
    "b": 243
  },
  "hsl": {
    "h": 221.538,
    "s": 85.629,
    "l": 67.255
  },
  "oklch": {
    "l": 0.66763,
    "c": 0.155,
    "h": 264.5
  },
  "luminance": 0.29127
}

Semantic roles & 50–950 ramp

primary

#6490F3

secondary

#F0E2C3

accent

#9E03E2

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #6490F3

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

Preview Lab → · Contrast checker → · Palette generator →