#4B45AC#4B45AC

#4B45AC is a mid, vivid blue. Relative luminance 0.087; OKLCH L 45.7% C 0.159 H 280.6°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX	#4B45AC
RGB	rgb(75, 69, 172)
HSL	hsl(243, 43%, 47%)
HSV	hsv(243, 60%, 67%)
CMYK	cmyk(56.4%, 59.9%, 0%, 32.5%)
CIE-LAB	lab(35.46, 32.29, -54.58)
CIE-LCH	lch(35.46, 63.41, 300.61°)
OKLab	oklab(45.68% 0.0294 -0.1566)
OKLCH	oklch(45.68% 0.159 280.6)
XYZ	xyz(12.4738, 8.7299, 40.0495)
Luminance	0.0873 (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

#4B45AC #A6AC45

analogous

#4573AC #4B45AC #7F45AC

triadic

#4B45AC #AC4B45 #45AC4B

tetradic

#4B45AC #AC4573 #A6AC45 #45AC7F

square

#4B45AC #AC4573 #A6AC45 #45AC7F

split-complementary

#4B45AC #AC7F45 #73AC45

monochromatic

#252255 #383380 #4B45AC #706BC4 #9A96D5

Accessibility & contrast

On white

7.65

#4B45AC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#4B45AC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4B45AC

7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B45AC	#FFFFFF	#000000	##FFFFFF
##4B45AC	1.00	7.65	2.75	7.65
#FFFFFF	7.65	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057AF

Deuteranopia (green-blind)

#0050AA

Tritanopia (blue-blind)

#195E72

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4b45ac;
/* rgb */ color: rgb(75, 69, 172);
/* oklch */ color: oklch(45.7% 0.159 280.6);

Tailwind

colors: {
  custom: {
    50: '#8679c5',
    500: '#4b45ac',
    950: '#000000',
  },
}

SCSS

$custom: #4b45ac;
$custom-light: #8679c5;
$custom-dark: #000000;

JSON

{
  "hex": "#4b45ac",
  "rgb": {
    "r": 75,
    "g": 69,
    "b": 172
  },
  "hsl": {
    "h": 243.495,
    "s": 42.739,
    "l": 47.255
  },
  "oklch": {
    "l": 0.45684,
    "c": 0.15933,
    "h": 280.6
  },
  "luminance": 0.08731
}

Semantic roles & 50–950 ramp

primary

#4B45AC

secondary

#BEC18C

accent

#D355CB

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0913

muted

#7D7B82

Preview Lab

Preview with #4B45AC

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

Preview Lab → · Contrast checker → · Palette generator →