#4B45CA#4B45CA

#4B45CA is a mid, vivid blue. Relative luminance 0.100; OKLCH L 48.2% C 0.199 H 277.9°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX	#4B45CA
RGB	rgb(75, 69, 202)
HSL	hsl(243, 56%, 53%)
HSV	hsv(243, 66%, 79%)
CMYK	cmyk(62.9%, 65.8%, 0%, 20.8%)
CIE-LAB	lab(37.87, 42.07, -68.28)
CIE-LCH	lch(37.87, 80.20, 301.64°)
OKLab	oklab(48.2% 0.0273 -0.1968)
OKLCH	oklch(48.2% 0.199 277.9)
XYZ	xyz(15.6870, 10.0151, 56.9721)
Luminance	0.1002 (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

#4B45CA #C4CA45

analogous

#4581CA #4B45CA #8D45CA

triadic

#4B45CA #CA4B45 #45CA4B

tetradic

#4B45CA #CA4581 #C4CA45 #45CA8D

square

#4B45CA #CA4581 #C4CA45 #45CA8D

split-complementary

#4B45CA #CA8D45 #81CA45

monochromatic

#252174 #342FA3 #4B45CA #7975D8 #A7A4E5

Accessibility & contrast

On white

6.99

#4B45CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.00

#4B45CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B45CA

6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B45CA	#FFFFFF	#000000	##FFFFFF
##4B45CA	1.00	6.99	3.00	6.99
#FFFFFF	6.99	1.00	21.00	1.00
#000000	3.00	21.00	1.00	21.00
##FFFFFF	6.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005FCE

Deuteranopia (green-blind)

#0054C7

Tritanopia (blue-blind)

#006881

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #4b45ca;
/* rgb */ color: rgb(75, 69, 202);
/* oklch */ color: oklch(48.2% 0.199 277.9);

Tailwind

colors: {
  custom: {
    50: '#8b79db',
    500: '#4b45ca',
    950: '#000000',
  },
}

SCSS

$custom: #4b45ca;
$custom-light: #8b79db;
$custom-dark: #000000;

JSON

{
  "hex": "#4b45ca",
  "rgb": {
    "r": 75,
    "g": 69,
    "b": 202
  },
  "hsl": {
    "h": 242.707,
    "s": 55.649,
    "l": 53.137
  },
  "oklch": {
    "l": 0.48197,
    "c": 0.19873,
    "h": 277.9
  },
  "luminance": 0.10016
}

Semantic roles & 50–950 ramp

primary

#4B45CA

secondary

#CFD299

accent

#DF49D8

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4B45CA

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

Preview Lab → · Contrast checker → · Palette generator →