#4575D9#4575D9

#4575D9 is a mid, vivid blue. Relative luminance 0.190; OKLCH L 58.0% C 0.162 H 263.0°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#4575D9
RGB	rgb(69, 117, 217)
HSL	hsl(221, 66%, 56%)
HSV	hsv(221, 68%, 85%)
CMYK	cmyk(68.2%, 46.1%, 0%, 14.9%)
CIE-LAB	lab(50.68, 16.45, -56.13)
CIE-LCH	lch(50.68, 58.49, 286.33°)
OKLab	oklab(58.04% -0.0196 -0.1607)
OKLCH	oklch(58.04% 0.162 263)
XYZ	xyz(21.3355, 18.9954, 68.1743)
Luminance	0.1900 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4575D9 #D9A945

analogous

#45BFD9 #4575D9 #5F45D9

triadic

#4575D9 #D94575 #75D945

tetradic

#4575D9 #D945BF #D9A945 #45D95F

square

#4575D9 #D945BF #D9A945 #45D95F

split-complementary

#4575D9 #D95F45 #BFD945

monochromatic

#1C3F88 #2656BB #4575D9 #789BE3 #ABC0EE

Accessibility & contrast

On white

4.38

#4575D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#4575D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4575D9

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4575D9	#FFFFFF	#000000	##000000
##4575D9	1.00	4.38	4.80	4.80
#FFFFFF	4.38	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#4280DD

Deuteranopia (green-blind)

#2372D7

Tritanopia (blue-blind)

#008C9C

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4575d9;
/* rgb */ color: rgb(69, 117, 217);
/* oklch */ color: oklch(58.0% 0.162 263.0);

Tailwind

colors: {
  custom: {
    50: '#899ce5',
    500: '#4575d9',
    950: '#000000',
  },
}

SCSS

$custom: #4575d9;
$custom-light: #899ce5;
$custom-dark: #000000;

JSON

{
  "hex": "#4575d9",
  "rgb": {
    "r": 69,
    "g": 117,
    "b": 217
  },
  "hsl": {
    "h": 220.541,
    "s": 66.071,
    "l": 56.078
  },
  "oklch": {
    "l": 0.58037,
    "c": 0.16193,
    "h": 263
  },
  "luminance": 0.18998
}

Semantic roles & 50–950 ramp

primary

#4575D9

secondary

#DBC89E

accent

#B23FE9

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4575D9

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

Preview Lab → · Contrast checker → · Palette generator →