#555C8A#555C8A

#555C8A is a mid, moderate blue. Relative luminance 0.114; OKLCH L 48.9% C 0.074 H 276.7°. Best body text is #FFFFFF at 6.39:1 contrast (WCAG AA passes).

Color values

HEX	#555C8A
RGB	rgb(85, 92, 138)
HSL	hsl(232, 24%, 44%)
HSV	hsv(232, 38%, 54%)
CMYK	cmyk(38.4%, 33.3%, 0%, 45.9%)
CIE-LAB	lab(40.28, 9.36, -26.41)
CIE-LCH	lch(40.28, 28.02, 289.51°)
OKLab	oklab(48.86% 0.0086 -0.0738)
OKLCH	oklch(48.86% 0.074 276.7)
XYZ	xyz(12.1596, 11.4201, 25.6034)
Luminance	0.1142 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555C8A #8A8355

analogous

#55768A #555C8A #68558A

triadic

#555C8A #8A555C #5C8A55

tetradic

#555C8A #8A5576 #8A8355 #558A68

square

#555C8A #8A5576 #8A8355 #558A68

split-complementary

#555C8A #8A6855 #768A55

monochromatic

#262A3E #3E4364 #555C8A #737AA9 #999EC0

Accessibility & contrast

On white

6.39

#555C8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.28

#555C8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555C8A

6.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555C8A	#FFFFFF	#000000	##FFFFFF
##555C8A	1.00	6.39	3.28	6.39
#FFFFFF	6.39	1.00	21.00	1.00
#000000	3.28	21.00	1.00	21.00
##FFFFFF	6.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D618C

Deuteranopia (green-blind)

#495D89

Tritanopia (blue-blind)

#46656D

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #555c8a;
/* rgb */ color: rgb(85, 92, 138);
/* oklch */ color: oklch(48.9% 0.074 276.7);

Tailwind

colors: {
  custom: {
    50: '#878aac',
    500: '#555c8a',
    950: '#000000',
  },
}

SCSS

$custom: #555c8a;
$custom-light: #878aac;
$custom-dark: #000000;

JSON

{
  "hex": "#555c8a",
  "rgb": {
    "r": 85,
    "g": 92,
    "b": 138
  },
  "hsl": {
    "h": 232.075,
    "s": 23.767,
    "l": 43.725
  },
  "oklch": {
    "l": 0.48861,
    "c": 0.07428,
    "h": 276.7
  },
  "luminance": 0.11421
}

Semantic roles & 50–950 ramp

primary

#555C8A

secondary

#AEA98D

accent

#B568C0

background

#F8F8FA

surface

#F0F0F4

border

#CBCBCE

text

#0B0B10

muted

#7C7C7F

Preview Lab

Preview with #555C8A

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

Preview Lab → · Contrast checker → · Palette generator →