#4545D8#4545D8

#4545D8 is a mid, highly saturated blue. Relative luminance 0.105; OKLCH L 49.1% C 0.218 H 274.8°. Best body text is #FFFFFF at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#4545D8
RGB	rgb(69, 69, 216)
HSL	hsl(240, 65%, 56%)
HSV	hsv(240, 68%, 85%)
CMYK	cmyk(68.1%, 68.1%, 0%, 15.3%)
CIE-LAB	lab(38.69, 45.84, -75.04)
CIE-LCH	lch(38.69, 87.94, 301.42°)
OKLab	oklab(49.06% 0.0184 -0.2168)
OKLCH	oklch(49.06% 0.218 274.8)
XYZ	xyz(16.9729, 10.4778, 66.0804)
Luminance	0.1048 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue (survey)

#0343DF

ΔE00 3.65

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4545D8 #D8D845

analogous

#458ED8 #4545D8 #8E45D8

triadic

#4545D8 #D84545 #45D845

tetradic

#4545D8 #D8458E #D8D845 #45D88E

square

#4545D8 #D8458E #D8D845 #45D88E

split-complementary

#4545D8 #D88E45 #8ED845

monochromatic

#1C1C86 #2727B9 #4545D8 #7878E3 #AAAAED

Accessibility & contrast

On white

6.78

#4545D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.10

#4545D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4545D8

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4545D8	#FFFFFF	#000000	##FFFFFF
##4545D8	1.00	6.78	3.10	6.78
#FFFFFF	6.78	1.00	21.00	1.00
#000000	3.10	21.00	1.00	21.00
##FFFFFF	6.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062DC

Deuteranopia (green-blind)

#0054D5

Tritanopia (blue-blind)

#006D89

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #4545d8;
/* rgb */ color: rgb(69, 69, 216);
/* oklch */ color: oklch(49.1% 0.218 274.8);

Tailwind

colors: {
  custom: {
    50: '#8b7ae5',
    500: '#4545d8',
    950: '#000000',
  },
}

SCSS

$custom: #4545d8;
$custom-light: #8b7ae5;
$custom-dark: #000000;

JSON

{
  "hex": "#4545d8",
  "rgb": {
    "r": 69,
    "g": 69,
    "b": 216
  },
  "hsl": {
    "h": 240,
    "s": 65.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.49057,
    "c": 0.21758,
    "h": 274.8
  },
  "luminance": 0.10479
}

Semantic roles & 50–950 ramp

primary

#4545D8

secondary

#DBDB9E

accent

#E840E8

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #4545D8

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

Preview Lab → · Contrast checker → · Palette generator →