#497DD1#497DD1

#497DD1 is a mid, vivid blue. Relative luminance 0.207; OKLCH L 59.4% C 0.141 H 259.6°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX	#497DD1
RGB	rgb(73, 125, 209)
HSL	hsl(217, 60%, 55%)
HSV	hsv(217, 65%, 82%)
CMYK	cmyk(65.1%, 40.2%, 0%, 18%)
CIE-LAB	lab(52.60, 9.35, -48.52)
CIE-LCH	lch(52.60, 49.41, 280.91°)
OKLab	oklab(59.42% -0.0255 -0.1382)
OKLCH	oklch(59.42% 0.141 259.6)
XYZ	xyz(21.5858, 20.6851, 63.1643)
Luminance	0.2069 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#497DD1 #D19D49

analogous

#49C1D1 #497DD1 #5949D1

triadic

#497DD1 #D1497D #7DD149

tetradic

#497DD1 #D149C1 #D19D49 #49D159

square

#497DD1 #D149C1 #D19D49 #49D159

split-complementary

#497DD1 #D15949 #C1D149

monochromatic

#20457F #2D5FB0 #497DD1 #7AA0DD #ABC3EA

Accessibility & contrast

On white

4.09

#497DD1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.14

#497DD1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #497DD1

5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##497DD1	#FFFFFF	#000000	##000000
##497DD1	1.00	4.09	5.14	5.14
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.14	21.00	1.00	1.00
##000000	5.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5784D4

Deuteranopia (green-blind)

#4378CF

Tritanopia (blue-blind)

#00909D

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #497dd1;
/* rgb */ color: rgb(73, 125, 209);
/* oklch */ color: oklch(59.4% 0.141 259.6);

Tailwind

colors: {
  custom: {
    50: '#89a2df',
    500: '#497dd1',
    950: '#000000',
  },
}

SCSS

$custom: #497dd1;
$custom-light: #89a2df;
$custom-dark: #000000;

JSON

{
  "hex": "#497dd1",
  "rgb": {
    "r": 73,
    "g": 125,
    "b": 209
  },
  "hsl": {
    "h": 217.059,
    "s": 59.649,
    "l": 55.294
  },
  "oklch": {
    "l": 0.59417,
    "c": 0.14052,
    "h": 259.6
  },
  "luminance": 0.20687
}

Semantic roles & 50–950 ramp

primary

#497DD1

secondary

#D7C29E

accent

#A645E3

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0F15

muted

#7E7E83

Preview Lab

Preview with #497DD1

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

Preview Lab → · Contrast checker → · Palette generator →