#6488EE#6488EE

#6488EE is a light, vivid blue. Relative luminance 0.265; OKLCH L 64.8% C 0.158 H 267.3°. Best body text is #000000 at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#6488EE
RGB	rgb(100, 136, 238)
HSL	hsl(224, 80%, 66%)
HSV	hsv(224, 58%, 93%)
CMYK	cmyk(58%, 42.9%, 0%, 6.7%)
CIE-LAB	lab(58.50, 17.37, -55.30)
CIE-LCH	lch(58.50, 57.96, 287.44°)
OKLab	oklab(64.83% -0.0074 -0.1575)
OKLCH	oklch(64.83% 0.158 267.3)
XYZ	xyz(29.4871, 26.4883, 84.4312)
Luminance	0.2649 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6488EE #EECA64

analogous

#64CDEE #6488EE #8564EE

triadic

#6488EE #EE6488 #88EE64

tetradic

#6488EE #EE64CD #EECA64 #64EE85

square

#6488EE #EE64CD #EECA64 #64EE85

split-complementary

#6488EE #EE8564 #CDEE64

monochromatic

#1542C2 #2D5EE8 #6488EE #9BB2F4 #D2DDFA

Accessibility & contrast

On white

3.33

#6488EE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.30

#6488EE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6488EE

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6488EE	#FFFFFF	#000000	##000000
##6488EE	1.00	3.33	6.30	6.30
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.30	21.00	1.00	1.00
##000000	6.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A93F2

Deuteranopia (green-blind)

#4787EC

Tritanopia (blue-blind)

#009FAF

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #6488ee;
/* rgb */ color: rgb(100, 136, 238);
/* oklch */ color: oklch(64.8% 0.158 267.3);

Tailwind

colors: {
  custom: {
    50: '#9aaaf4',
    500: '#6488ee',
    950: '#000000',
  },
}

SCSS

$custom: #6488ee;
$custom-light: #9aaaf4;
$custom-dark: #000000;

JSON

{
  "hex": "#6488ee",
  "rgb": {
    "r": 100,
    "g": 136,
    "b": 238
  },
  "hsl": {
    "h": 224.348,
    "s": 80.233,
    "l": 66.275
  },
  "oklch": {
    "l": 0.64834,
    "c": 0.15763,
    "h": 267.3
  },
  "luminance": 0.26491
}

Semantic roles & 50–950 ramp

primary

#6488EE

secondary

#EDE2C0

accent

#A509DD

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #6488EE

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

Preview Lab → · Contrast checker → · Palette generator →