#4545C9#4545C9

#4545C9 is a mid, vivid blue. Relative luminance 0.097; OKLCH L 47.7% C 0.199 H 275.8°. Best body text is #FFFFFF at 7.12:1 contrast (WCAG AA passes).

Color values

HEX	#4545C9
RGB	rgb(69, 69, 201)
HSL	hsl(240, 55%, 53%)
HSV	hsv(240, 66%, 79%)
CMYK	cmyk(65.7%, 65.7%, 0%, 21.2%)
CIE-LAB	lab(37.37, 40.90, -68.54)
CIE-LCH	lch(37.37, 79.82, 300.83°)
OKLab	oklab(47.7% 0.0201 -0.1978)
OKLCH	oklch(47.7% 0.199 275.8)
XYZ	xyz(15.1215, 9.7372, 56.3296)
Luminance	0.0974 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 3.21

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4545C9 #C9C945

analogous

#4587C9 #4545C9 #8745C9

triadic

#4545C9 #C94545 #45C945

tetradic

#4545C9 #C94587 #C9C945 #45C987

square

#4545C9 #C94587 #C9C945 #45C987

split-complementary

#4545C9 #C98745 #87C945

monochromatic

#212172 #2F2FA2 #4545C9 #7474D7 #A4A4E5

Accessibility & contrast

On white

7.12

#4545C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#4545C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4545C9

7.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4545C9	#FFFFFF	#000000	##FFFFFF
##4545C9	1.00	7.12	2.95	7.12
#FFFFFF	7.12	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ECD

Deuteranopia (green-blind)

#0052C6

Tritanopia (blue-blind)

#006781

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4545c9;
/* rgb */ color: rgb(69, 69, 201);
/* oklch */ color: oklch(47.7% 0.199 275.8);

Tailwind

colors: {
  custom: {
    50: '#8879da',
    500: '#4545c9',
    950: '#000000',
  },
}

SCSS

$custom: #4545c9;
$custom-light: #8879da;
$custom-dark: #000000;

JSON

{
  "hex": "#4545c9",
  "rgb": {
    "r": 69,
    "g": 69,
    "b": 201
  },
  "hsl": {
    "h": 240,
    "s": 55,
    "l": 52.941
  },
  "oklch": {
    "l": 0.47698,
    "c": 0.19879,
    "h": 275.8
  },
  "luminance": 0.09738
}

Semantic roles & 50–950 ramp

primary

#4545C9

secondary

#D1D198

accent

#DE49DE

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4545C9

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

Preview Lab → · Contrast checker → · Palette generator →