#6491E7#6491E7

#6491E7 is a light, vivid blue. Relative luminance 0.287; OKLCH L 66.3% C 0.138 H 262.3°. Best body text is #000000 at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#6491E7
RGB	rgb(100, 145, 231)
HSL	hsl(219, 73%, 65%)
HSV	hsv(219, 57%, 91%)
CMYK	cmyk(56.7%, 37.2%, 0%, 9.4%)
CIE-LAB	lab(60.54, 9.76, -48.17)
CIE-LCH	lch(60.54, 49.15, 281.45°)
OKLab	oklab(66.29% -0.0184 -0.1365)
OKLCH	oklch(66.29% 0.138 262.3)
XYZ	xyz(29.7998, 28.7272, 79.5604)
Luminance	0.2873 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6491E7 #E7BA64

analogous

#64D3E7 #6491E7 #7864E7

triadic

#6491E7 #E76491 #91E764

tetradic

#6491E7 #E764D3 #E7BA64 #64E778

square

#6491E7 #E764D3 #E7BA64 #64E778

split-complementary

#6491E7 #E77864 #D3E764

monochromatic

#1C50B5 #2F6BDF #6491E7 #99B7EF #CEDCF7

Accessibility & contrast

On white

3.11

#6491E7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.75

#6491E7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6491E7

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6491E7	#FFFFFF	#000000	##000000
##6491E7	1.00	3.11	6.75	6.75
#FFFFFF	3.11	1.00	21.00	21.00
#000000	6.75	21.00	1.00	1.00
##000000	6.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D99EA

Deuteranopia (green-blind)

#5D8CE5

Tritanopia (blue-blind)

#00A4B1

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #6491e7;
/* rgb */ color: rgb(100, 145, 231);
/* oklch */ color: oklch(66.3% 0.138 262.3);

Tailwind

colors: {
  custom: {
    50: '#99b0ef',
    500: '#6491e7',
    950: '#000000',
  },
}

SCSS

$custom: #6491e7;
$custom-light: #99b0ef;
$custom-dark: #000000;

JSON

{
  "hex": "#6491e7",
  "rgb": {
    "r": 100,
    "g": 145,
    "b": 231
  },
  "hsl": {
    "h": 219.389,
    "s": 73.184,
    "l": 64.902
  },
  "oklch": {
    "l": 0.66289,
    "c": 0.13773,
    "h": 262.3
  },
  "luminance": 0.2873
}

Semantic roles & 50–950 ramp

primary

#6491E7

secondary

#EADABD

accent

#9210D5

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0F1016

muted

#7E7F84

Preview Lab

Preview with #6491E7

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

Preview Lab → · Contrast checker → · Palette generator →