#497BDA#497BDA

#497BDA is a mid, vivid blue. Relative luminance 0.206; OKLCH L 59.5% C 0.155 H 261.9°. Best body text is #000000 at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#497BDA
RGB	rgb(73, 123, 218)
HSL	hsl(219, 66%, 57%)
HSV	hsv(219, 67%, 85%)
CMYK	cmyk(66.5%, 43.6%, 0%, 14.5%)
CIE-LAB	lab(52.56, 13.72, -53.68)
CIE-LCH	lch(52.56, 55.41, 284.33°)
OKLab	oklab(59.54% -0.0218 -0.1534)
OKLCH	oklch(59.54% 0.155 261.9)
XYZ	xyz(22.4810, 20.6421, 69.1156)
Luminance	0.2064 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#497BDA #DAA849

analogous

#49C4DA #497BDA #5F49DA

triadic

#497BDA #DA497B #7BDA49

tetradic

#497BDA #DA49C4 #DAA849 #49DA5F

square

#497BDA #DA49C4 #DAA849 #49DA5F

split-complementary

#497BDA #DA5F49 #C4DA49

monochromatic

#1C438C #275BBF #497BDA #7CA0E4 #AFC5EF

Accessibility & contrast

On white

4.09

#497BDA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.13

#497BDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #497BDA

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##497BDA	#FFFFFF	#000000	##000000
##497BDA	1.00	4.09	5.13	5.13
#FFFFFF	4.09	1.00	21.00	21.00
#000000	5.13	21.00	1.00	1.00
##000000	5.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D85DE

Deuteranopia (green-blind)

#3577D8

Tritanopia (blue-blind)

#0091A0

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #497bda;
/* rgb */ color: rgb(73, 123, 218);
/* oklch */ color: oklch(59.5% 0.155 261.9);

Tailwind

colors: {
  custom: {
    50: '#8aa0e6',
    500: '#497bda',
    950: '#000000',
  },
}

SCSS

$custom: #497bda;
$custom-light: #8aa0e6;
$custom-dark: #000000;

JSON

{
  "hex": "#497bda",
  "rgb": {
    "r": 73,
    "g": 123,
    "b": 218
  },
  "hsl": {
    "h": 219.31,
    "s": 66.21,
    "l": 57.059
  },
  "oklch": {
    "l": 0.59544,
    "c": 0.15492,
    "h": 261.9
  },
  "luminance": 0.20644
}

Semantic roles & 50–950 ramp

primary

#497BDA

secondary

#DDC9A2

accent

#AE3FE9

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #497BDA

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

Preview Lab → · Contrast checker → · Palette generator →