#545FBF#545FBF

#545FBF is a mid, vivid blue. Relative luminance 0.138; OKLCH L 52.6% C 0.149 H 275.1°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#545FBF
RGB	rgb(84, 95, 191)
HSL	hsl(234, 46%, 54%)
HSV	hsv(234, 56%, 75%)
CMYK	cmyk(56%, 50.3%, 0%, 25.1%)
CIE-LAB	lab(43.99, 23.97, -51.94)
CIE-LCH	lch(43.99, 57.21, 294.77°)
OKLab	oklab(52.64% 0.0134 -0.1484)
OKLCH	oklch(52.64% 0.149 275.1)
XYZ	xyz(17.1493, 13.8296, 51.0458)
Luminance	0.1383 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545FBF #BFB454

analogous

#5495BF #545FBF #7F54BF

triadic

#545FBF #BF545F #5FBF54

tetradic

#545FBF #BF5495 #BFB454 #54BF7F

square

#545FBF #BF5495 #BFB454 #54BF7F

split-complementary

#545FBF #BF7F54 #95BF54

monochromatic

#2A316F #3A449C #545FBF #8189D0 #ADB2E0

Accessibility & contrast

On white

5.58

#545FBF on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#545FBF on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545FBF

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545FBF	#FFFFFF	#000000	##FFFFFF
##545FBF	1.00	5.58	3.77	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E6DC2

Deuteranopia (green-blind)

#1D64BD

Tritanopia (blue-blind)

#187586

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #545fbf;
/* rgb */ color: rgb(84, 95, 191);
/* oklch */ color: oklch(52.6% 0.149 275.1);

Tailwind

colors: {
  custom: {
    50: '#8d8cd3',
    500: '#545fbf',
    950: '#000000',
  },
}

SCSS

$custom: #545fbf;
$custom-light: #8d8cd3;
$custom-dark: #000000;

JSON

{
  "hex": "#545fbf",
  "rgb": {
    "r": 84,
    "g": 95,
    "b": 191
  },
  "hsl": {
    "h": 233.832,
    "s": 45.532,
    "l": 53.922
  },
  "oklch": {
    "l": 0.52636,
    "c": 0.14898,
    "h": 275.1
  },
  "luminance": 0.13831
}

Semantic roles & 50–950 ramp

primary

#545FBF

secondary

#CECAA1

accent

#C853D5

background

#F9F8FD

surface

#F1F0FA

border

#CBCBD3

text

#0D0C14

muted

#7E7D83

Preview Lab

Preview with #545FBF

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

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