#6491D5#6491D5

#6491D5 is a light, moderate blue. Relative luminance 0.278; OKLCH L 65.3% C 0.114 H 258.4°. Best body text is #000000 at 6.55:1 contrast (WCAG AA passes).

Color values

HEX	#6491D5
RGB	rgb(100, 145, 213)
HSL	hsl(216, 57%, 61%)
HSV	hsv(216, 53%, 84%)
CMYK	cmyk(53.1%, 31.9%, 0%, 16.5%)
CIE-LAB	lab(59.67, 4.07, -39.52)
CIE-LCH	lch(59.67, 39.73, 275.88°)
OKLab	oklab(65.33% -0.0228 -0.1113)
OKLCH	oklch(65.33% 0.114 258.4)
XYZ	xyz(27.3871, 27.7621, 66.8533)
Luminance	0.2776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6491D5 #D5A864

analogous

#64CAD5 #6491D5 #7064D5

triadic

#6491D5 #D56491 #91D564

tetradic

#6491D5 #D564CA #D5A864 #64D570

square

#6491D5 #D564CA #D5A864 #64D570

split-complementary

#6491D5 #D57064 #CAD564

monochromatic

#295496 #366FC6 #6491D5 #94B3E2 #C4D5EF

Accessibility & contrast

On white

3.20

#6491D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.55

#6491D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6491D5

6.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6491D5	#FFFFFF	#000000	##000000
##6491D5	1.00	3.20	6.55	6.55
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.55	21.00	1.00	1.00
##000000	6.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7696D8

Deuteranopia (green-blind)

#688BD4

Tritanopia (blue-blind)

#26A0A9

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #6491d5;
/* rgb */ color: rgb(100, 145, 213);
/* oklch */ color: oklch(65.3% 0.114 258.4);

Tailwind

colors: {
  custom: {
    50: '#97b1e2',
    500: '#6491d5',
    950: '#000000',
  },
}

SCSS

$custom: #6491d5;
$custom-light: #97b1e2;
$custom-dark: #000000;

JSON

{
  "hex": "#6491d5",
  "rgb": {
    "r": 100,
    "g": 145,
    "b": 213
  },
  "hsl": {
    "h": 216.106,
    "s": 57.36,
    "l": 61.373
  },
  "oklch": {
    "l": 0.65331,
    "c": 0.11358,
    "h": 258.4
  },
  "luminance": 0.27764
}

Semantic roles & 50–950 ramp

primary

#6491D5

secondary

#E0CFB5

accent

#8321C5

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #6491D5

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

Preview Lab → · Contrast checker → · Palette generator →