#4545C8#4545C8

#4545C8 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 47.6% C 0.198 H 275.9°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#4545C8
RGB	rgb(69, 69, 200)
HSL	hsl(240, 54%, 53%)
HSV	hsv(240, 66%, 78%)
CMYK	cmyk(65.5%, 65.5%, 0%, 21.6%)
CIE-LAB	lab(37.28, 40.57, -68.10)
CIE-LCH	lch(37.28, 79.27, 300.78°)
OKLab	oklab(47.61% 0.0202 -0.1965)
OKLCH	oklch(47.61% 0.198 275.9)
XYZ	xyz(15.0043, 9.6903, 55.7121)
Luminance	0.0969 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.10

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4545C8 #C8C845

analogous

#4586C8 #4545C8 #8645C8

triadic

#4545C8 #C84545 #45C845

tetradic

#4545C8 #C84586 #C8C845 #45C886

square

#4545C8 #C84586 #C8C845 #45C886

split-complementary

#4545C8 #C88645 #86C845

monochromatic

#212171 #2F2FA0 #4545C8 #7474D6 #A3A3E4

Accessibility & contrast

On white

7.15

#4545C8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#4545C8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4545C8

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4545C8	#FFFFFF	#000000	##FFFFFF
##4545C8	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ECC

Deuteranopia (green-blind)

#0052C5

Tritanopia (blue-blind)

#006780

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4545c8;
/* rgb */ color: rgb(69, 69, 200);
/* oklch */ color: oklch(47.6% 0.198 275.9);

Tailwind

colors: {
  custom: {
    50: '#8879da',
    500: '#4545c8',
    950: '#000000',
  },
}

SCSS

$custom: #4545c8;
$custom-light: #8879da;
$custom-dark: #000000;

JSON

{
  "hex": "#4545c8",
  "rgb": {
    "r": 69,
    "g": 69,
    "b": 200
  },
  "hsl": {
    "h": 240,
    "s": 54.357,
    "l": 52.745
  },
  "oklch": {
    "l": 0.47609,
    "c": 0.19751,
    "h": 275.9
  },
  "luminance": 0.09692
}

Semantic roles & 50–950 ramp

primary

#4545C8

secondary

#D1D198

accent

#DE4ADE

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4545C8

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

Preview Lab → · Contrast checker → · Palette generator →