#4575DD#4575DD

#4575DD is a mid, vivid blue. Relative luminance 0.192; OKLCH L 58.3% C 0.167 H 263.5°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#4575DD
RGB	rgb(69, 117, 221)
HSL	hsl(221, 69%, 57%)
HSV	hsv(221, 69%, 87%)
CMYK	cmyk(68.8%, 47.1%, 0%, 13.3%)
CIE-LAB	lab(50.93, 17.87, -58.00)
CIE-LCH	lch(50.93, 60.69, 287.13°)
OKLab	oklab(58.3% -0.019 -0.1662)
OKLCH	oklch(58.3% 0.167 263.5)
XYZ	xyz(21.8621, 19.2060, 70.9476)
Luminance	0.1921 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4575DD #DDAD45

analogous

#45C1DD #4575DD #6145DD

triadic

#4575DD #DD4575 #75DD45

tetradic

#4575DD #DD45C1 #DDAD45 #45DD61

square

#4575DD #DD45C1 #DDAD45 #45DD61

split-complementary

#4575DD #DD6145 #C1DD45

monochromatic

#1A3E8E #2355C1 #4575DD #799BE6 #ACC2F0

Accessibility & contrast

On white

4.34

#4575DD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#4575DD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4575DD

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4575DD	#FFFFFF	#000000	##000000
##4575DD	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E81E1

Deuteranopia (green-blind)

#1A73DB

Tritanopia (blue-blind)

#008D9E

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4575dd;
/* rgb */ color: rgb(69, 117, 221);
/* oklch */ color: oklch(58.3% 0.167 263.5);

Tailwind

colors: {
  custom: {
    50: '#899ce8',
    500: '#4575dd',
    950: '#000000',
  },
}

SCSS

$custom: #4575dd;
$custom-light: #899ce8;
$custom-dark: #000000;

JSON

{
  "hex": "#4575dd",
  "rgb": {
    "r": 69,
    "g": 117,
    "b": 221
  },
  "hsl": {
    "h": 221.053,
    "s": 69.091,
    "l": 56.863
  },
  "oklch": {
    "l": 0.58304,
    "c": 0.16731,
    "h": 263.5
  },
  "luminance": 0.19208
}

Semantic roles & 50–950 ramp

primary

#4575DD

secondary

#DECAA0

accent

#B43CEC

background

#F9F9FE

surface

#F1F2FD

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4575DD

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

Preview Lab → · Contrast checker → · Palette generator →