#497DD9#497DD9

#497DD9 is a mid, vivid blue. Relative luminance 0.211; OKLCH L 59.9% C 0.151 H 260.9°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#497DD9
RGB	rgb(73, 125, 217)
HSL	hsl(218, 65%, 57%)
HSV	hsv(218, 66%, 85%)
CMYK	cmyk(66.4%, 42.4%, 0%, 14.9%)
CIE-LAB	lab(53.05, 12.14, -52.33)
CIE-LCH	lch(53.05, 53.72, 283.06°)
OKLab	oklab(59.91% -0.0239 -0.1494)
OKLCH	oklch(59.91% 0.151 260.9)
XYZ	xyz(22.6012, 21.0912, 68.5121)
Luminance	0.2109 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#497DD9 #D9A549

analogous

#49C5D9 #497DD9 #5D49D9

triadic

#497DD9 #D9497D #7DD949

tetradic

#497DD9 #D949C5 #D9A549 #49D95D

square

#497DD9 #D949C5 #D9A549 #49D95D

split-complementary

#497DD9 #D95D49 #C5D949

monochromatic

#1D458B #285EBD #497DD9 #7CA1E4 #AEC5EE

Accessibility & contrast

On white

4.02

#497DD9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#497DD9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #497DD9

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##497DD9	#FFFFFF	#000000	##000000
##497DD9	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5286DD

Deuteranopia (green-blind)

#3A78D7

Tritanopia (blue-blind)

#0092A0

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #497dd9;
/* rgb */ color: rgb(73, 125, 217);
/* oklch */ color: oklch(59.9% 0.151 260.9);

Tailwind

colors: {
  custom: {
    50: '#8aa2e5',
    500: '#497dd9',
    950: '#000000',
  },
}

SCSS

$custom: #497dd9;
$custom-light: #8aa2e5;
$custom-dark: #000000;

JSON

{
  "hex": "#497dd9",
  "rgb": {
    "r": 73,
    "g": 125,
    "b": 217
  },
  "hsl": {
    "h": 218.333,
    "s": 65.455,
    "l": 56.863
  },
  "oklch": {
    "l": 0.59906,
    "c": 0.15127,
    "h": 260.9
  },
  "luminance": 0.21093
}

Semantic roles & 50–950 ramp

primary

#497DD9

secondary

#DCC7A2

accent

#AB3FE8

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0F16

muted

#7E7E84

Preview Lab

Preview with #497DD9

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

Preview Lab → · Contrast checker → · Palette generator →