#1753B3#1753B3

#1753B3 is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.4% C 0.164 H 259.9°. Best body text is #FFFFFF at 7.18:1 contrast (WCAG AA passes).

Color values

HEX	#1753B3
RGB	rgb(23, 83, 179)
HSL	hsl(217, 77%, 40%)
HSV	hsv(217, 87%, 70%)
CMYK	cmyk(87.2%, 53.6%, 0%, 29.8%)
CIE-LAB	lab(37.16, 18.76, -56.09)
CIE-LCH	lch(37.16, 59.14, 288.49°)
OKLab	oklab(46.45% -0.0287 -0.1619)
OKLCH	oklch(46.45% 0.164 259.9)
XYZ	xyz(11.5803, 9.6219, 43.8859)
Luminance	0.0962 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1753B3 #B37717

analogous

#17A1B3 #1753B3 #2917B3

triadic

#1753B3 #B31753 #53B317

tetradic

#1753B3 #B317A1 #B37717 #17B329

square

#1753B3 #B317A1 #B37717 #17B329

split-complementary

#1753B3 #B32917 #A1B317

monochromatic

#092147 #103A7D #1753B3 #246EE3 #5B92EA

Accessibility & contrast

On white

7.18

#1753B3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.92

#1753B3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1753B3

7.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1753B3	#FFFFFF	#000000	##FFFFFF
##1753B3	1.00	7.18	2.92	7.18
#FFFFFF	7.18	1.00	21.00	1.00
#000000	2.92	21.00	1.00	21.00
##FFFFFF	7.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FB6

Deuteranopia (green-blind)

#0051B1

Tritanopia (blue-blind)

#006B7B

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #1753b3;
/* rgb */ color: rgb(23, 83, 179);
/* oklch */ color: oklch(46.4% 0.164 259.9);

Tailwind

colors: {
  custom: {
    50: '#7382ca',
    500: '#1753b3',
    950: '#000000',
  },
}

SCSS

$custom: #1753b3;
$custom-light: #7382ca;
$custom-dark: #000000;

JSON

{
  "hex": "#1753b3",
  "rgb": {
    "r": 23,
    "g": 83,
    "b": 179
  },
  "hsl": {
    "h": 216.923,
    "s": 77.228,
    "l": 39.608
  },
  "oklch": {
    "l": 0.46448,
    "c": 0.16443,
    "h": 259.9
  },
  "luminance": 0.09623
}

Semantic roles & 50–950 ramp

primary

#1753B3

secondary

#CDA058

accent

#AA34F4

background

#F7F7FC

surface

#EEEEF8

border

#C9C9D1

text

#0A0A13

muted

#7C7C82

Preview Lab

Preview with #1753B3

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

Preview Lab → · Contrast checker → · Palette generator →