#4545AA#4545AA

#4545AA is a mid, vivid blue. Relative luminance 0.084; OKLCH L 45.1% C 0.158 H 278.0°. Best body text is #FFFFFF at 7.82:1 contrast (WCAG AA passes).

Color values

HEX	#4545AA
RGB	rgb(69, 69, 170)
HSL	hsl(240, 42%, 47%)
HSV	hsv(240, 59%, 67%)
CMYK	cmyk(59.4%, 59.4%, 0%, 33.3%)
CIE-LAB	lab(34.85, 30.51, -54.40)
CIE-LCH	lch(34.85, 62.37, 299.29°)
OKLab	oklab(45.07% 0.022 -0.1562)
OKLCH	oklch(45.07% 0.158 278)
XYZ	xyz(11.8357, 8.4229, 39.0245)
Luminance	0.0842 (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

#4545AA #AAAA45

analogous

#4578AA #4545AA #7845AA

triadic

#4545AA #AA4545 #45AA45

tetradic

#4545AA #AA4578 #AAAA45 #45AA78

square

#4545AA #AA4578 #AAAA45 #45AA78

split-complementary

#4545AA #AA7845 #78AA45

monochromatic

#222253 #33337E #4545AA #6A6AC2 #9595D4

Accessibility & contrast

On white

7.82

#4545AA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#4545AA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4545AA

7.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4545AA	#FFFFFF	#000000	##FFFFFF
##4545AA	1.00	7.82	2.68	7.82
#FFFFFF	7.82	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056AD

Deuteranopia (green-blind)

#004EA8

Tritanopia (blue-blind)

#005D71

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #4545aa;
/* rgb */ color: rgb(69, 69, 170);
/* oklch */ color: oklch(45.1% 0.158 278.0);

Tailwind

colors: {
  custom: {
    50: '#8379c4',
    500: '#4545aa',
    950: '#000000',
  },
}

SCSS

$custom: #4545aa;
$custom-light: #8379c4;
$custom-dark: #000000;

JSON

{
  "hex": "#4545aa",
  "rgb": {
    "r": 69,
    "g": 69,
    "b": 170
  },
  "hsl": {
    "h": 240,
    "s": 42.259,
    "l": 46.863
  },
  "oklch": {
    "l": 0.45069,
    "c": 0.15776,
    "h": 278
  },
  "luminance": 0.08424
}

Semantic roles & 50–950 ramp

primary

#4545AA

secondary

#C0C08B

accent

#D256D2

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0B0913

muted

#7C7B82

Preview Lab

Preview with #4545AA

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

Preview Lab → · Contrast checker → · Palette generator →