#6491E6#6491E6

#6491E6 is a light, vivid blue. Relative luminance 0.287; OKLCH L 66.2% C 0.136 H 262.2°. Best body text is #000000 at 6.73:1 contrast (WCAG AA passes).

Color values

HEX	#6491E6
RGB	rgb(100, 145, 230)
HSL	hsl(219, 72%, 65%)
HSV	hsv(219, 57%, 90%)
CMYK	cmyk(56.5%, 37%, 0%, 9.8%)
CIE-LAB	lab(60.49, 9.44, -47.70)
CIE-LCH	lch(60.49, 48.62, 281.19°)
OKLab	oklab(66.23% -0.0186 -0.1351)
OKLCH	oklch(66.23% 0.136 262.2)
XYZ	xyz(29.6590, 28.6709, 78.8187)
Luminance	0.2867 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6491E6 #E6B964

analogous

#64D2E6 #6491E6 #7864E6

triadic

#6491E6 #E66491 #91E664

tetradic

#6491E6 #E664D2 #E6B964 #64E678

square

#6491E6 #E664D2 #E6B964 #64E678

split-complementary

#6491E6 #E67864 #D2E664

monochromatic

#1D51B3 #2F6CDD #6491E6 #99B6EE #CDDCF7

Accessibility & contrast

On white

3.12

#6491E6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.73

#6491E6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6491E6

6.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6491E6	#FFFFFF	#000000	##000000
##6491E6	1.00	3.12	6.73	6.73
#FFFFFF	3.12	1.00	21.00	21.00
#000000	6.73	21.00	1.00	1.00
##000000	6.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E98E9

Deuteranopia (green-blind)

#5D8CE4

Tritanopia (blue-blind)

#00A4B0

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #6491e6;
/* rgb */ color: rgb(100, 145, 230);
/* oklch */ color: oklch(66.2% 0.136 262.2);

Tailwind

colors: {
  custom: {
    50: '#99b0ee',
    500: '#6491e6',
    950: '#000000',
  },
}

SCSS

$custom: #6491e6;
$custom-light: #99b0ee;
$custom-dark: #000000;

JSON

{
  "hex": "#6491e6",
  "rgb": {
    "r": 100,
    "g": 145,
    "b": 230
  },
  "hsl": {
    "h": 219.231,
    "s": 72.222,
    "l": 64.706
  },
  "oklch": {
    "l": 0.66234,
    "c": 0.13638,
    "h": 262.2
  },
  "luminance": 0.28673
}

Semantic roles & 50–950 ramp

primary

#6491E6

secondary

#E9DABD

accent

#9111D4

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0F1016

muted

#7E7F84

Preview Lab

Preview with #6491E6

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

Preview Lab → · Contrast checker → · Palette generator →