#6491DA#6491DA

#6491DA is a light, vivid blue. Relative luminance 0.280; OKLCH L 65.6% C 0.120 H 259.7°. Best body text is #000000 at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#6491DA
RGB	rgb(100, 145, 218)
HSL	hsl(217, 61%, 62%)
HSV	hsv(217, 54%, 85%)
CMYK	cmyk(54.1%, 33.5%, 0%, 14.5%)
CIE-LAB	lab(59.91, 5.63, -41.94)
CIE-LCH	lch(59.91, 42.32, 277.65°)
OKLab	oklab(65.59% -0.0215 -0.1183)
OKLCH	oklch(65.59% 0.12 259.7)
XYZ	xyz(28.0315, 28.0199, 70.2473)
Luminance	0.2802 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6491DA #DAAD64

analogous

#64CCDA #6491DA #7264DA

triadic

#6491DA #DA6491 #91DA64

tetradic

#6491DA #DA64CC #DAAD64 #64DA72

square

#6491DA #DA64CC #DAAD64 #64DA72

split-complementary

#6491DA #DA7264 #CCDA64

monochromatic

#26549E #336ECE #6491DA #95B4E6 #C7D7F2

Accessibility & contrast

On white

3.18

#6491DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.60

#6491DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6491DA

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6491DA	#FFFFFF	#000000	##000000
##6491DA	1.00	3.18	6.60	6.60
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.60	21.00	1.00	1.00
##000000	6.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7496DD

Deuteranopia (green-blind)

#658BD8

Tritanopia (blue-blind)

#1EA1AB

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #6491da;
/* rgb */ color: rgb(100, 145, 218);
/* oklch */ color: oklch(65.6% 0.120 259.7);

Tailwind

colors: {
  custom: {
    50: '#98b0e6',
    500: '#6491da',
    950: '#000000',
  },
}

SCSS

$custom: #6491da;
$custom-light: #98b0e6;
$custom-dark: #000000;

JSON

{
  "hex": "#6491da",
  "rgb": {
    "r": 100,
    "g": 145,
    "b": 218
  },
  "hsl": {
    "h": 217.119,
    "s": 61.458,
    "l": 62.353
  },
  "oklch": {
    "l": 0.6559,
    "c": 0.12027,
    "h": 259.7
  },
  "luminance": 0.28022
}

Semantic roles & 50–950 ramp

primary

#6491DA

secondary

#E2D2B7

accent

#871CC9

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #6491DA

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

Preview Lab → · Contrast checker → · Palette generator →