#4545E7#4545E7

#4545E7 is a mid, highly saturated blue. Relative luminance 0.113; OKLCH L 50.5% C 0.236 H 274.0°. Best body text is #FFFFFF at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#4545E7
RGB	rgb(69, 69, 231)
HSL	hsl(240, 77%, 59%)
HSV	hsv(240, 70%, 91%)
CMYK	cmyk(70.1%, 70.1%, 0%, 9.4%)
CIE-LAB	lab(40.06, 50.71, -81.34)
CIE-LCH	lch(40.06, 95.85, 301.94°)
OKLab	oklab(50.46% 0.0163 -0.2352)
OKLCH	oklch(50.46% 0.236 274)
XYZ	xyz(19.0014, 11.2891, 76.7634)
Luminance	0.1129 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4545E7 #E7E745

analogous

#4596E7 #4545E7 #9645E7

triadic

#4545E7 #E74545 #45E745

tetradic

#4545E7 #E74596 #E7E745 #45E796

square

#4545E7 #E74596 #E7E745 #45E796

split-complementary

#4545E7 #E79645 #96E745

monochromatic

#14149D #1B1BD4 #4545E7 #7B7BEE #B1B1F5

Accessibility & contrast

On white

6.45

#4545E7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.26

#4545E7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4545E7

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4545E7	#FFFFFF	#000000	##FFFFFF
##4545E7	1.00	6.45	3.26	6.45
#FFFFFF	6.45	1.00	21.00	1.00
#000000	3.26	21.00	1.00	21.00
##FFFFFF	6.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0066EC

Deuteranopia (green-blind)

#0057E4

Tritanopia (blue-blind)

#007291

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #4545e7;
/* rgb */ color: rgb(69, 69, 231);
/* oklch */ color: oklch(50.5% 0.236 274.0);

Tailwind

colors: {
  custom: {
    50: '#8e7af0',
    500: '#4545e7',
    950: '#000000',
  },
}

SCSS

$custom: #4545e7;
$custom-light: #8e7af0;
$custom-dark: #000000;

JSON

{
  "hex": "#4545e7",
  "rgb": {
    "r": 69,
    "g": 69,
    "b": 231
  },
  "hsl": {
    "h": 240,
    "s": 77.143,
    "l": 58.824
  },
  "oklch": {
    "l": 0.50464,
    "c": 0.23577,
    "h": 274
  },
  "luminance": 0.11291
}

Semantic roles & 50–950 ramp

primary

#4545E7

secondary

#E4E4A4

accent

#F434F4

background

#F9F7FE

surface

#F2EEFD

border

#CCC9D5

text

#0E0917

muted

#7E7B85

Preview Lab

Preview with #4545E7

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

Preview Lab → · Contrast checker → · Palette generator →