#497DDA#497DDA

#497DDA is a mid, vivid blue. Relative luminance 0.211; OKLCH L 60.0% C 0.153 H 261.1°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#497DDA
RGB	rgb(73, 125, 218)
HSL	hsl(218, 66%, 57%)
HSV	hsv(218, 67%, 85%)
CMYK	cmyk(66.5%, 42.7%, 0%, 14.5%)
CIE-LAB	lab(53.11, 12.49, -52.80)
CIE-LCH	lch(53.11, 54.26, 283.31°)
OKLab	oklab(59.97% -0.0237 -0.1508)
OKLCH	oklch(59.97% 0.153 261.1)
XYZ	xyz(22.7317, 21.1434, 69.1992)
Luminance	0.2115 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#497DDA #DAA649

analogous

#49C5DA #497DDA #5E49DA

triadic

#497DDA #DA497D #7DDA49

tetradic

#497DDA #DA49C5 #DAA649 #49DA5E

square

#497DDA #DA49C5 #DAA649 #49DA5E

split-complementary

#497DDA #DA5E49 #C5DA49

monochromatic

#1C458C #275DBF #497DDA #7CA1E4 #AFC6EF

Accessibility & contrast

On white

4.02

#497DDA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#497DDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #497DDA

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##497DDA	#FFFFFF	#000000	##000000
##497DDA	1.00	4.02	5.23	5.23
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5186DE

Deuteranopia (green-blind)

#3979D8

Tritanopia (blue-blind)

#0092A1

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #497dda;
/* rgb */ color: rgb(73, 125, 218);
/* oklch */ color: oklch(60.0% 0.153 261.1);

Tailwind

colors: {
  custom: {
    50: '#8aa2e6',
    500: '#497dda',
    950: '#000000',
  },
}

SCSS

$custom: #497dda;
$custom-light: #8aa2e6;
$custom-dark: #000000;

JSON

{
  "hex": "#497dda",
  "rgb": {
    "r": 73,
    "g": 125,
    "b": 218
  },
  "hsl": {
    "h": 218.483,
    "s": 66.21,
    "l": 57.059
  },
  "oklch": {
    "l": 0.59969,
    "c": 0.15261,
    "h": 261.1
  },
  "luminance": 0.21146
}

Semantic roles & 50–950 ramp

primary

#497DDA

secondary

#DDC8A2

accent

#AC3FE9

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0F16

muted

#7E7E84

Preview Lab

Preview with #497DDA

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

Preview Lab → · Contrast checker → · Palette generator →