#497ECE#497ECE

#497ECE is a mid, vivid blue. Relative luminance 0.208; OKLCH L 59.5% C 0.135 H 258.4°. Best body text is #000000 at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#497ECE
RGB	rgb(73, 126, 206)
HSL	hsl(216, 58%, 55%)
HSV	hsv(216, 65%, 81%)
CMYK	cmyk(64.6%, 38.8%, 0%, 19.2%)
CIE-LAB	lab(52.72, 7.70, -46.63)
CIE-LCH	lch(52.72, 47.26, 279.38°)
OKLab	oklab(59.46% -0.0271 -0.1326)
OKLCH	oklch(59.46% 0.135 258.4)
XYZ	xyz(21.3451, 20.7924, 61.2690)
Luminance	0.2079 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#497ECE #CE9949

analogous

#49C1CE #497ECE #5649CE

triadic

#497ECE #CE497E #7ECE49

tetradic

#497ECE #CE49C1 #CE9949 #49CE56

square

#497ECE #CE49C1 #CE9949 #49CE56

split-complementary

#497ECE #CE5649 #C1CE49

monochromatic

#21457B #2E60AC #497ECE #79A0DB #A9C2E8

Accessibility & contrast

On white

4.07

#497ECE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.16

#497ECE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #497ECE

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##497ECE	#FFFFFF	#000000	##000000
##497ECE	1.00	4.07	5.16	5.16
#FFFFFF	4.07	1.00	21.00	21.00
#000000	5.16	21.00	1.00	1.00
##000000	5.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A85D1

Deuteranopia (green-blind)

#4778CC

Tritanopia (blue-blind)

#00909C

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #497ece;
/* rgb */ color: rgb(73, 126, 206);
/* oklch */ color: oklch(59.5% 0.135 258.4);

Tailwind

colors: {
  custom: {
    50: '#88a2dd',
    500: '#497ece',
    950: '#000000',
  },
}

SCSS

$custom: #497ece;
$custom-light: #88a2dd;
$custom-dark: #000000;

JSON

{
  "hex": "#497ece",
  "rgb": {
    "r": 73,
    "g": 126,
    "b": 206
  },
  "hsl": {
    "h": 216.09,
    "s": 57.576,
    "l": 54.706
  },
  "oklch": {
    "l": 0.59456,
    "c": 0.13539,
    "h": 258.4
  },
  "luminance": 0.20794
}

Semantic roles & 50–950 ramp

primary

#497ECE

secondary

#D5BF9D

accent

#A447E1

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0D0F15

muted

#7D7E83

Preview Lab

Preview with #497ECE

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

Preview Lab → · Contrast checker → · Palette generator →