#497DB3#497DB3

#497DB3 is a mid, moderate cyan. Relative luminance 0.193; OKLCH L 57.7% C 0.101 H 250.8°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#497DB3
RGB	rgb(73, 125, 179)
HSL	hsl(211, 42%, 49%)
HSV	hsv(211, 59%, 70%)
CMYK	cmyk(59.2%, 30.2%, 0%, 29.8%)
CIE-LAB	lab(51.08, -0.86, -33.77)
CIE-LCH	lch(51.08, 33.79, 268.54°)
OKLab	oklab(57.73% -0.0332 -0.0951)
OKLCH	oklch(57.73% 0.101 250.8)
XYZ	xyz(18.2150, 19.3368, 45.4115)
Luminance	0.1934 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#497DB3 #B37F49

analogous

#49B2B3 #497DB3 #4A49B3

triadic

#497DB3 #B3497D #7DB349

tetradic

#497DB3 #B349B2 #B37F49 #49B34A

square

#497DB3 #B349B2 #B37F49 #49B34A

split-complementary

#497DB3 #B34A49 #B2B349

monochromatic

#26405C #375F88 #497DB3 #739CC6 #9FBBD8

Accessibility & contrast

On white

4.31

#497DB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#497DB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #497DB3

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##497DB3	#FFFFFF	#000000	##000000
##497DB3	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#667FB5

Deuteranopia (green-blind)

#5875B2

Tritanopia (blue-blind)

#008A90

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #497db3;
/* rgb */ color: rgb(73, 125, 179);
/* oklch */ color: oklch(57.7% 0.101 250.8);

Tailwind

colors: {
  custom: {
    50: '#84a2ca',
    500: '#497db3',
    950: '#000000',
  },
}

SCSS

$custom: #497db3;
$custom-light: #84a2ca;
$custom-dark: #000000;

JSON

{
  "hex": "#497db3",
  "rgb": {
    "r": 73,
    "g": 125,
    "b": 179
  },
  "hsl": {
    "h": 210.566,
    "s": 42.063,
    "l": 49.412
  },
  "oklch": {
    "l": 0.57729,
    "c": 0.10077,
    "h": 250.8
  },
  "luminance": 0.19338
}

Semantic roles & 50–950 ramp

primary

#497DB3

secondary

#C4AC93

accent

#9556D2

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0F13

muted

#7D7E82

Preview Lab

Preview with #497DB3

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

Preview Lab → · Contrast checker → · Palette generator →