#6488F3#6488F3

#6488F3 is a light, vivid blue. Relative luminance 0.268; OKLCH L 65.1% C 0.164 H 267.7°. Best body text is #000000 at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#6488F3
RGB	rgb(100, 136, 243)
HSL	hsl(225, 86%, 67%)
HSV	hsv(225, 59%, 95%)
CMYK	cmyk(58.8%, 44%, 0%, 4.7%)
CIE-LAB	lab(58.78, 19.00, -57.62)
CIE-LCH	lch(58.78, 60.67, 288.25°)
OKLab	oklab(65.14% -0.0066 -0.1643)
OKLCH	oklch(65.14% 0.164 267.7)
XYZ	xyz(30.2319, 26.7862, 88.3538)
Luminance	0.2679 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6488F3 #F3CF64

analogous

#64D0F3 #6488F3 #8764F3

triadic

#6488F3 #F36488 #88F364

tetradic

#6488F3 #F364D0 #F3CF64 #64F387

square

#6488F3 #F364D0 #F3CF64 #64F387

split-complementary

#6488F3 #F38764 #D0F364

monochromatic

#103FCD #2B5CEF #6488F3 #9DB4F7 #D6DFFC

Accessibility & contrast

On white

3.30

#6488F3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.36

#6488F3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6488F3

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6488F3	#FFFFFF	#000000	##000000
##6488F3	1.00	3.30	6.36	6.36
#FFFFFF	3.30	1.00	21.00	21.00
#000000	6.36	21.00	1.00	1.00
##000000	6.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5794F7

Deuteranopia (green-blind)

#4287F1

Tritanopia (blue-blind)

#00A0B2

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #6488f3;
/* rgb */ color: rgb(100, 136, 243);
/* oklch */ color: oklch(65.1% 0.164 267.7);

Tailwind

colors: {
  custom: {
    50: '#9baaf8',
    500: '#6488f3',
    950: '#000000',
  },
}

SCSS

$custom: #6488f3;
$custom-light: #9baaf8;
$custom-dark: #000000;

JSON

{
  "hex": "#6488f3",
  "rgb": {
    "r": 100,
    "g": 136,
    "b": 243
  },
  "hsl": {
    "h": 224.895,
    "s": 85.629,
    "l": 67.255
  },
  "oklch": {
    "l": 0.65137,
    "c": 0.16441,
    "h": 267.7
  },
  "luminance": 0.26789
}

Semantic roles & 50–950 ramp

primary

#6488F3

secondary

#F0E5C3

accent

#AA03E2

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #6488F3

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

Preview Lab → · Contrast checker → · Palette generator →