#4545AC#4545AC

#4545AC is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.2% C 0.161 H 277.8°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#4545AC
RGB	rgb(69, 69, 172)
HSL	hsl(240, 43%, 47%)
HSV	hsv(240, 60%, 67%)
CMYK	cmyk(59.9%, 59.9%, 0%, 32.5%)
CIE-LAB	lab(35.00, 31.18, -55.34)
CIE-LCH	lch(35.00, 63.52, 299.40°)
OKLab	oklab(45.23% 0.0219 -0.159)
OKLCH	oklch(45.23% 0.161 277.8)
XYZ	xyz(12.0264, 8.4991, 40.0285)
Luminance	0.0850 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4545AC #ACAC45

analogous

#4579AC #4545AC #7945AC

triadic

#4545AC #AC4545 #45AC45

tetradic

#4545AC #AC4579 #ACAC45 #45AC79

square

#4545AC #AC4579 #ACAC45 #45AC79

split-complementary

#4545AC #AC7945 #79AC45

monochromatic

#222255 #333380 #4545AC #6B6BC4 #9696D5

Accessibility & contrast

On white

7.78

#4545AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#4545AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4545AC

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4545AC	#FFFFFF	#000000	##FFFFFF
##4545AC	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057AF

Deuteranopia (green-blind)

#004EAA

Tritanopia (blue-blind)

#005E72

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4545ac;
/* rgb */ color: rgb(69, 69, 172);
/* oklch */ color: oklch(45.2% 0.161 277.8);

Tailwind

colors: {
  custom: {
    50: '#8379c5',
    500: '#4545ac',
    950: '#000000',
  },
}

SCSS

$custom: #4545ac;
$custom-light: #8379c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4545ac",
  "rgb": {
    "r": 69,
    "g": 69,
    "b": 172
  },
  "hsl": {
    "h": 240,
    "s": 42.739,
    "l": 47.255
  },
  "oklch": {
    "l": 0.4523,
    "c": 0.16051,
    "h": 277.8
  },
  "luminance": 0.085
}

Semantic roles & 50–950 ramp

primary

#4545AC

secondary

#C1C18C

accent

#D355D3

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0913

muted

#7D7B82

Preview Lab

Preview with #4545AC

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

Preview Lab → · Contrast checker → · Palette generator →