#545BC9#545BC9

#545BC9 is a mid, vivid blue. Relative luminance 0.136; OKLCH L 52.6% C 0.168 H 276.2°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#545BC9
RGB	rgb(84, 91, 201)
HSL	hsl(236, 52%, 56%)
HSV	hsv(236, 58%, 79%)
CMYK	cmyk(58.2%, 54.7%, 0%, 21.2%)
CIE-LAB	lab(43.63, 29.77, -58.31)
CIE-LCH	lch(43.63, 65.47, 297.05°)
OKLab	oklab(52.58% 0.0182 -0.1671)
OKLCH	oklch(52.58% 0.168 276.2)
XYZ	xyz(17.9365, 13.5827, 56.9236)
Luminance	0.1358 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545BC9 #C9C254

analogous

#5495C9 #545BC9 #8754C9

triadic

#545BC9 #C9545B #5BC954

tetradic

#545BC9 #C95495 #C9C254 #54C987

square

#545BC9 #C95495 #C9C254 #54C987

split-complementary

#545BC9 #C98754 #95C954

monochromatic

#272C7C #363DAA #545BC9 #8388D8 #B1B4E6

Accessibility & contrast

On white

5.65

#545BC9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#545BC9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545BC9

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545BC9	#FFFFFF	#000000	##FFFFFF
##545BC9	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D6CCD

Deuteranopia (green-blind)

#0062C7

Tritanopia (blue-blind)

#007589

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #545bc9;
/* rgb */ color: rgb(84, 91, 201);
/* oklch */ color: oklch(52.6% 0.168 276.2);

Tailwind

colors: {
  custom: {
    50: '#8e89da',
    500: '#545bc9',
    950: '#000000',
  },
}

SCSS

$custom: #545bc9;
$custom-light: #8e89da;
$custom-dark: #000000;

JSON

{
  "hex": "#545bc9",
  "rgb": {
    "r": 84,
    "g": 91,
    "b": 201
  },
  "hsl": {
    "h": 236.41,
    "s": 52,
    "l": 55.882
  },
  "oklch": {
    "l": 0.52578,
    "c": 0.16814,
    "h": 276.2
  },
  "luminance": 0.13584
}

Semantic roles & 50–950 ramp

primary

#545BC9

secondary

#D5D2A4

accent

#D34CDB

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0B15

muted

#7E7C83

Preview Lab

Preview with #545BC9

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

Preview Lab → · Contrast checker → · Palette generator →