#545B79#545B79

#545B79 is a mid, muted blue. Relative luminance 0.107; OKLCH L 47.7% C 0.049 H 274.2°. Best body text is #FFFFFF at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#545B79
RGB	rgb(84, 91, 121)
HSL	hsl(229, 18%, 40%)
HSV	hsv(229, 31%, 47%)
CMYK	cmyk(30.6%, 24.8%, 0%, 52.5%)
CIE-LAB	lab(39.15, 4.81, -17.82)
CIE-LCH	lch(39.15, 18.45, 285.11°)
OKLab	oklab(47.72% 0.0036 -0.0492)
OKLCH	oklch(47.72% 0.049 274.2)
XYZ	xyz(10.8475, 10.7471, 19.5883)
Luminance	0.1075 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545B79 #797254

analogous

#546D79 #545B79 #5F5479

triadic

#545B79 #79545B #5B7954

tetradic

#545B79 #79546D #797254 #54795F

square

#545B79 #79546D #797254 #54795F

split-complementary

#545B79 #795F54 #6D7954

monochromatic

#222531 #3B4055 #545B79 #6F779B #9399B4

Accessibility & contrast

On white

6.67

#545B79 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#545B79 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545B79

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545B79	#FFFFFF	#000000	##FFFFFF
##545B79	1.00	6.67	3.15	6.67
#FFFFFF	6.67	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#525E7A

Deuteranopia (green-blind)

#4F5B78

Tritanopia (blue-blind)

#4A6165

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #545b79;
/* rgb */ color: rgb(84, 91, 121);
/* oklch */ color: oklch(47.7% 0.049 274.2);

Tailwind

colors: {
  custom: {
    50: '#85899f',
    500: '#545b79',
    950: '#000000',
  },
}

SCSS

$custom: #545b79;
$custom-light: #85899f;
$custom-dark: #000000;

JSON

{
  "hex": "#545b79",
  "rgb": {
    "r": 84,
    "g": 91,
    "b": 121
  },
  "hsl": {
    "h": 228.649,
    "s": 18.049,
    "l": 40.196
  },
  "oklch": {
    "l": 0.47716,
    "c": 0.0493,
    "h": 274.2
  },
  "luminance": 0.10747
}

Semantic roles & 50–950 ramp

primary

#545B79

secondary

#A29D87

accent

#AC6DBB

background

#F8F8F9

surface

#EFF0F2

border

#CACBCC

text

#0B0B0E

muted

#7C7C7E

Preview Lab

Preview with #545B79

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

Preview Lab → · Contrast checker → · Palette generator →