#545E66#545E66

#545E66 is a mid, near-neutral cyan. Relative luminance 0.108; OKLCH L 47.6% C 0.018 H 242.1°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#545E66
RGB	rgb(84, 94, 102)
HSL	hsl(207, 10%, 36%)
HSV	hsv(207, 18%, 40%)
CMYK	cmyk(17.6%, 7.8%, 0%, 60%)
CIE-LAB	lab(39.33, -1.99, -5.87)
CIE-LCH	lch(39.33, 6.20, 251.32°)
OKLab	oklab(47.62% -0.0084 -0.0159)
OKLCH	oklch(47.62% 0.018 242.1)
XYZ	xyz(10.0565, 10.8493, 14.1321)
Luminance	0.1085 (WCAG relative)
Temperature	neutral
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#545E66 #665C54

analogous

#546665 #545E66 #545566

triadic

#545E66 #66545E #5E6654

tetradic

#545E66 #655466 #665C54 #556654

square

#545E66 #655466 #665C54 #556654

split-complementary

#545E66 #665455 #666554

monochromatic

#1D2023 #383F44 #545E66 #707D88 #909BA4

Accessibility & contrast

On white

6.62

#545E66 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#545E66 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #545E66

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##545E66	#FFFFFF	#000000	##FFFFFF
##545E66	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5E66

Deuteranopia (green-blind)

#585C66

Tritanopia (blue-blind)

#4F6060

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #545e66;
/* rgb */ color: rgb(84, 94, 102);
/* oklch */ color: oklch(47.6% 0.018 242.1);

Tailwind

colors: {
  custom: {
    50: '#848b91',
    500: '#545e66',
    950: '#000000',
  },
}

SCSS

$custom: #545e66;
$custom-light: #848b91;
$custom-dark: #000000;

JSON

{
  "hex": "#545e66",
  "rgb": {
    "r": 84,
    "g": 94,
    "b": 102
  },
  "hsl": {
    "h": 206.667,
    "s": 9.677,
    "l": 36.471
  },
  "oklch": {
    "l": 0.47615,
    "c": 0.01797,
    "h": 242.1
  },
  "luminance": 0.1085
}

Semantic roles & 50–950 ramp

primary

#545E66

secondary

#938A83

accent

#9075B3

background

#F8F8F8

surface

#EFF0F0

border

#CACBCB

text

#0B0C0C

muted

#7C7D7D

Preview Lab

Preview with #545E66

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

Preview Lab → · Contrast checker → · Palette generator →