#6489EB#6489EB

#6489EB is a light, vivid blue. Relative luminance 0.266; OKLCH L 64.9% C 0.152 H 266.6°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#6489EB
RGB	rgb(100, 137, 235)
HSL	hsl(224, 77%, 66%)
HSV	hsv(224, 57%, 92%)
CMYK	cmyk(57.4%, 41.7%, 0%, 7.8%)
CIE-LAB	lab(58.60, 15.80, -53.47)
CIE-LCH	lch(58.60, 55.76, 286.46°)
OKLab	oklab(64.86% -0.009 -0.1521)
OKLCH	oklch(64.86% 0.152 266.6)
XYZ	xyz(29.1915, 26.5965, 82.1765)
Luminance	0.2660 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6489EB #EBC664

analogous

#64CCEB #6489EB #8264EB

triadic

#6489EB #EB6489 #89EB64

tetradic

#6489EB #EB64CC #EBC664 #64EB82

square

#6489EB #EB64CC #EBC664 #64EB82

split-complementary

#6489EB #EB8264 #CCEB64

monochromatic

#1845BC #2E60E4 #6489EB #9AB2F2 #D0DCF9

Accessibility & contrast

On white

3.32

#6489EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#6489EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6489EB

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6489EB	#FFFFFF	#000000	##000000
##6489EB	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E93EF

Deuteranopia (green-blind)

#4C87E9

Tritanopia (blue-blind)

#009FAF

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #6489eb;
/* rgb */ color: rgb(100, 137, 235);
/* oklch */ color: oklch(64.9% 0.152 266.6);

Tailwind

colors: {
  custom: {
    50: '#9aabf2',
    500: '#6489eb',
    950: '#000000',
  },
}

SCSS

$custom: #6489eb;
$custom-light: #9aabf2;
$custom-dark: #000000;

JSON

{
  "hex": "#6489eb",
  "rgb": {
    "r": 100,
    "g": 137,
    "b": 235
  },
  "hsl": {
    "h": 223.556,
    "s": 77.143,
    "l": 65.686
  },
  "oklch": {
    "l": 0.64858,
    "c": 0.15236,
    "h": 266.6
  },
  "luminance": 0.26599
}

Semantic roles & 50–950 ramp

primary

#6489EB

secondary

#ECE0BF

accent

#A10CD9

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #6489EB

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

Preview Lab → · Contrast checker → · Palette generator →