#555EA0#555EA0

#555EA0 is a mid, moderate blue. Relative luminance 0.125; OKLCH L 50.5% C 0.105 H 276.1°. Best body text is #FFFFFF at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#555EA0
RGB	rgb(85, 94, 160)
HSL	hsl(233, 31%, 48%)
HSV	hsv(233, 47%, 63%)
CMYK	cmyk(46.9%, 41.3%, 0%, 37.3%)
CIE-LAB	lab(41.96, 14.81, -36.96)
CIE-LCH	lch(41.96, 39.82, 291.83°)
OKLab	oklab(50.52% 0.0112 -0.1044)
OKLCH	oklch(50.52% 0.105 276.1)
XYZ	xyz(14.0922, 12.4740, 34.9161)
Luminance	0.1247 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#555EA0 #A09755

analogous

#5583A0 #555EA0 #7155A0

triadic

#555EA0 #A0555E #5EA055

tetradic

#555EA0 #A05583 #A09755 #55A071

square

#555EA0 #A05583 #A09755 #55A071

split-complementary

#555EA0 #A07155 #83A055

monochromatic

#2B2F50 #404778 #555EA0 #7A81B8 #A2A7CE

Accessibility & contrast

On white

6.01

#555EA0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#555EA0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555EA0

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##555EA0	#FFFFFF	#000000	##FFFFFF
##555EA0	1.00	6.01	3.50	6.01
#FFFFFF	6.01	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4566A3

Deuteranopia (green-blind)

#3F609F

Tritanopia (blue-blind)

#3A6C77

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #555ea0;
/* rgb */ color: rgb(85, 94, 160);
/* oklch */ color: oklch(50.5% 0.105 276.1);

Tailwind

colors: {
  custom: {
    50: '#898bbc',
    500: '#555ea0',
    950: '#000000',
  },
}

SCSS

$custom: #555ea0;
$custom-light: #898bbc;
$custom-dark: #000000;

JSON

{
  "hex": "#555ea0",
  "rgb": {
    "r": 85,
    "g": 94,
    "b": 160
  },
  "hsl": {
    "h": 232.8,
    "s": 30.612,
    "l": 48.039
  },
  "oklch": {
    "l": 0.50521,
    "c": 0.10502,
    "h": 276.1
  },
  "luminance": 0.12475
}

Semantic roles & 50–950 ramp

primary

#555EA0

secondary

#BBB796

accent

#BB61C7

background

#F8F8FB

surface

#F0F0F6

border

#CBCBD0

text

#0C0C12

muted

#7D7D81

Preview Lab

Preview with #555EA0

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

Preview Lab → · Contrast checker → · Palette generator →