#556C8D#556C8D

#556C8D is a mid, muted blue. Relative luminance 0.146; OKLCH L 52.6% C 0.059 H 257.4°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#556C8D
RGB	rgb(85, 108, 141)
HSL	hsl(215, 25%, 44%)
HSV	hsv(215, 40%, 55%)
CMYK	cmyk(39.7%, 23.4%, 0%, 44.7%)
CIE-LAB	lab(45.05, 0.37, -20.81)
CIE-LCH	lch(45.05, 20.82, 271.02°)
OKLab	oklab(52.62% -0.0129 -0.0577)
OKLCH	oklch(52.62% 0.059 257.4)
XYZ	xyz(13.9151, 14.5788, 27.2749)
Luminance	0.1458 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#556C8D #8D7655

analogous

#55888D #556C8D #5A558D

triadic

#556C8D #8D556C #6C8D55

tetradic

#556C8D #8D5588 #8D7655 #558D5A

square

#556C8D #8D5588 #8D7655 #558D5A

split-complementary

#556C8D #8D5A55 #888D55

monochromatic

#273241 #3E4F67 #556C8D #748BAB #9AABC2

Accessibility & contrast

On white

5.36

#556C8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#556C8D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #556C8D

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##556C8D	#FFFFFF	#000000	##FFFFFF
##556C8D	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#606E8F

Deuteranopia (green-blind)

#5A688C

Tritanopia (blue-blind)

#427377

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #556c8d;
/* rgb */ color: rgb(85, 108, 141);
/* oklch */ color: oklch(52.6% 0.059 257.4);

Tailwind

colors: {
  custom: {
    50: '#8796ae',
    500: '#556c8d',
    950: '#000000',
  },
}

SCSS

$custom: #556c8d;
$custom-light: #8796ae;
$custom-dark: #000000;

JSON

{
  "hex": "#556c8d",
  "rgb": {
    "r": 85,
    "g": 108,
    "b": 141
  },
  "hsl": {
    "h": 215.357,
    "s": 24.779,
    "l": 44.314
  },
  "oklch": {
    "l": 0.5262,
    "c": 0.05915,
    "h": 257.4
  },
  "luminance": 0.1458
}

Semantic roles & 50–950 ramp

primary

#556C8D

secondary

#B0A28E

accent

#9C67C1

background

#F8F9FA

surface

#F0F1F4

border

#CBCBCE

text

#0B0D10

muted

#7C7E7F

Preview Lab

Preview with #556C8D

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

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