#555F80#555F80

#555F80 is a mid, muted blue. Relative luminance 0.117; OKLCH L 49.0% C 0.055 H 271.2°. Best body text is #FFFFFF at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#555F80
RGB	rgb(85, 95, 128)
HSL	hsl(226, 20%, 42%)
HSV	hsv(226, 34%, 50%)
CMYK	cmyk(33.6%, 25.8%, 0%, 49.8%)
CIE-LAB	lab(40.69, 4.60, -19.71)
CIE-LCH	lch(40.69, 20.24, 283.13°)
OKLab	oklab(49.03% 0.0012 -0.0545)
OKLCH	oklch(49.03% 0.055 271.2)
XYZ	xyz(11.7337, 11.6738, 22.0529)
Luminance	0.1167 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555F80 #807655

analogous

#557580 #555F80 #615580

triadic

#555F80 #80555F #5F8055

tetradic

#555F80 #805575 #807655 #558061

square

#555F80 #805575 #807655 #558061

split-complementary

#555F80 #806155 #758055

monochromatic

#242836 #3D445B #555F80 #717CA1 #969EB9

Accessibility & contrast

On white

6.30

#555F80 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.33

#555F80 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555F80

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555F80	#FFFFFF	#000000	##FFFFFF
##555F80	1.00	6.30	3.33	6.30
#FFFFFF	6.30	1.00	21.00	1.00
#000000	3.33	21.00	1.00	21.00
##FFFFFF	6.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#556281

Deuteranopia (green-blind)

#515E7F

Tritanopia (blue-blind)

#49656A

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #555f80;
/* rgb */ color: rgb(85, 95, 128);
/* oklch */ color: oklch(49.0% 0.055 271.2);

Tailwind

colors: {
  custom: {
    50: '#868ca5',
    500: '#555f80',
    950: '#000000',
  },
}

SCSS

$custom: #555f80;
$custom-light: #868ca5;
$custom-dark: #000000;

JSON

{
  "hex": "#555f80",
  "rgb": {
    "r": 85,
    "g": 95,
    "b": 128
  },
  "hsl": {
    "h": 226.047,
    "s": 20.188,
    "l": 41.765
  },
  "oklch": {
    "l": 0.49034,
    "c": 0.05455,
    "h": 271.2
  },
  "luminance": 0.11674
}

Semantic roles & 50–950 ramp

primary

#555F80

secondary

#A7A08A

accent

#AA6BBD

background

#F8F8FA

surface

#EFF0F4

border

#CACBCE

text

#0B0C0F

muted

#7C7D7F

Preview Lab

Preview with #555F80

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

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