#497FE4#497FE4

#497FE4 is a mid, vivid blue. Relative luminance 0.222; OKLCH L 61.0% C 0.164 H 261.7°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#497FE4
RGB	rgb(73, 127, 228)
HSL	hsl(219, 74%, 59%)
HSV	hsv(219, 68%, 89%)
CMYK	cmyk(68%, 44.3%, 0%, 10.6%)
CIE-LAB	lab(54.23, 14.77, -56.62)
CIE-LCH	lch(54.23, 58.51, 284.62°)
OKLab	oklab(61.02% -0.0237 -0.1619)
OKLCH	oklch(61.02% 0.164 261.7)
XYZ	xyz(24.3356, 22.1942, 76.3851)
Luminance	0.2220 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#497FE4 #E4AE49

analogous

#49CDE4 #497FE4 #6149E4

triadic

#497FE4 #E4497F #7FE449

tetradic

#497FE4 #E449CD #E4AE49 #49E461

square

#497FE4 #E449CD #E4AE49 #49E461

split-complementary

#497FE4 #E46149 #CDE449

monochromatic

#17459C #1F5DD1 #497FE4 #7EA4EC #B4CAF4

Accessibility & contrast

On white

3.86

#497FE4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#497FE4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #497FE4

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##497FE4	#FFFFFF	#000000	##000000
##497FE4	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D89E8

Deuteranopia (green-blind)

#317BE2

Tritanopia (blue-blind)

#0096A6

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #497fe4;
/* rgb */ color: rgb(73, 127, 228);
/* oklch */ color: oklch(61.0% 0.164 261.7);

Tailwind

colors: {
  custom: {
    50: '#8ca3ed',
    500: '#497fe4',
    950: '#000000',
  },
}

SCSS

$custom: #497fe4;
$custom-light: #8ca3ed;
$custom-dark: #000000;

JSON

{
  "hex": "#497fe4",
  "rgb": {
    "r": 73,
    "g": 127,
    "b": 228
  },
  "hsl": {
    "h": 219.097,
    "s": 74.163,
    "l": 59.02
  },
  "oklch": {
    "l": 0.61024,
    "c": 0.16367,
    "h": 261.7
  },
  "luminance": 0.22197
}

Semantic roles & 50–950 ramp

primary

#497FE4

secondary

#E3CEA6

accent

#B037F1

background

#F9FAFE

surface

#F2F3FD

border

#CCCDD5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #497FE4

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

Preview Lab → · Contrast checker → · Palette generator →