#497FDD#497FDD

#497FDD is a mid, vivid blue. Relative luminance 0.218; OKLCH L 60.6% C 0.154 H 260.7°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#497FDD
RGB	rgb(73, 127, 221)
HSL	hsl(218, 69%, 58%)
HSV	hsv(218, 67%, 87%)
CMYK	cmyk(67%, 42.5%, 0%, 13.3%)
CIE-LAB	lab(53.83, 12.32, -53.34)
CIE-LCH	lch(53.83, 54.74, 283.00°)
OKLab	oklab(60.58% -0.025 -0.1523)
OKLCH	oklch(60.58% 0.154 260.7)
XYZ	xyz(23.3835, 21.8133, 71.3707)
Luminance	0.2182 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#497FDD #DDA749

analogous

#49C9DD #497FDD #5D49DD

triadic

#497FDD #DD497F #7FDD49

tetradic

#497FDD #DD49C9 #DDA749 #49DD5D

square

#497FDD #DD49C9 #DDA749 #49DD5D

split-complementary

#497FDD #DD5D49 #C9DD49

monochromatic

#1B4691 #255FC4 #497FDD #7DA3E7 #B0C8F0

Accessibility & contrast

On white

3.92

#497FDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#497FDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #497FDD

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##497FDD	#FFFFFF	#000000	##000000
##497FDD	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5288E1

Deuteranopia (green-blind)

#3A7ADB

Tritanopia (blue-blind)

#0095A3

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #497fdd;
/* rgb */ color: rgb(73, 127, 221);
/* oklch */ color: oklch(60.6% 0.154 260.7);

Tailwind

colors: {
  custom: {
    50: '#8ba3e8',
    500: '#497fdd',
    950: '#000000',
  },
}

SCSS

$custom: #497fdd;
$custom-light: #8ba3e8;
$custom-dark: #000000;

JSON

{
  "hex": "#497fdd",
  "rgb": {
    "r": 73,
    "g": 127,
    "b": 221
  },
  "hsl": {
    "h": 218.108,
    "s": 68.519,
    "l": 57.647
  },
  "oklch": {
    "l": 0.60582,
    "c": 0.15434,
    "h": 260.7
  },
  "luminance": 0.21816
}

Semantic roles & 50–950 ramp

primary

#497FDD

secondary

#DFC9A3

accent

#AC3CEB

background

#F9FAFE

surface

#F1F3FD

border

#CBCDD5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #497FDD

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

Preview Lab → · Contrast checker → · Palette generator →