#4545CB#4545CB

#4545CB is a mid, highly saturated blue. Relative luminance 0.098; OKLCH L 47.9% C 0.201 H 275.7°. Best body text is #FFFFFF at 7.08:1 contrast (WCAG AA passes).

Color values

HEX	#4545CB
RGB	rgb(69, 69, 203)
HSL	hsl(240, 56%, 53%)
HSV	hsv(240, 66%, 80%)
CMYK	cmyk(66%, 66%, 0%, 20.4%)
CIE-LAB	lab(37.54, 41.56, -69.42)
CIE-LCH	lch(37.54, 80.91, 300.91°)
OKLab	oklab(47.88% 0.0199 -0.2003)
OKLCH	oklch(47.88% 0.201 275.7)
XYZ	xyz(15.3583, 9.8319, 57.5767)
Luminance	0.0983 (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

#4545CB #CBCB45

analogous

#4588CB #4545CB #8845CB

triadic

#4545CB #CB4545 #45CB45

tetradic

#4545CB #CB4588 #CBCB45 #45CB88

square

#4545CB #CB4588 #CBCB45 #45CB88

split-complementary

#4545CB #CB8845 #88CB45

monochromatic

#212175 #2E2EA5 #4545CB #7575D8 #A5A5E6

Accessibility & contrast

On white

7.08

#4545CB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.97

#4545CB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4545CB

7.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4545CB	#FFFFFF	#000000	##FFFFFF
##4545CB	1.00	7.08	2.97	7.08
#FFFFFF	7.08	1.00	21.00	1.00
#000000	2.97	21.00	1.00	21.00
##FFFFFF	7.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ECF

Deuteranopia (green-blind)

#0052C8

Tritanopia (blue-blind)

#006882

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #4545cb;
/* rgb */ color: rgb(69, 69, 203);
/* oklch */ color: oklch(47.9% 0.201 275.7);

Tailwind

colors: {
  custom: {
    50: '#8979dc',
    500: '#4545cb',
    950: '#000000',
  },
}

SCSS

$custom: #4545cb;
$custom-light: #8979dc;
$custom-dark: #000000;

JSON

{
  "hex": "#4545cb",
  "rgb": {
    "r": 69,
    "g": 69,
    "b": 203
  },
  "hsl": {
    "h": 240,
    "s": 56.303,
    "l": 53.333
  },
  "oklch": {
    "l": 0.47876,
    "c": 0.20133,
    "h": 275.7
  },
  "luminance": 0.09833
}

Semantic roles & 50–950 ramp

primary

#4545CB

secondary

#D3D399

accent

#E048E0

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0915

muted

#7E7B83

Preview Lab

Preview with #4545CB

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

Preview Lab → · Contrast checker → · Palette generator →