#558DBA#558DBA

#558DBA is a light, moderate cyan. Relative luminance 0.245; OKLCH L 62.3% C 0.090 H 244.2°. Best body text is #000000 at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#558DBA
RGB	rgb(85, 141, 186)
HSL	hsl(207, 42%, 53%)
HSV	hsv(207, 54%, 73%)
CMYK	cmyk(54.3%, 24.2%, 0%, 27.1%)
CIE-LAB	lab(56.61, -5.37, -29.12)
CIE-LCH	lch(56.61, 29.62, 259.56°)
OKLab	oklab(62.34% -0.0394 -0.0815)
OKLCH	oklch(62.34% 0.09 244.2)
XYZ	xyz(22.1309, 24.5244, 50.0123)
Luminance	0.2453 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558DBA #BA8255

analogous

#55BAB4 #558DBA #555ABA

triadic

#558DBA #BA558D #8DBA55

tetradic

#558DBA #B455BA #BA8255 #5ABA55

square

#558DBA #B455BA #BA8255 #5ABA55

split-complementary

#558DBA #BA555A #BAB455

monochromatic

#2B4E6A #3D6E95 #558DBA #81AACC #ACC7DD

Accessibility & contrast

On white

3.56

#558DBA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.91

#558DBA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558DBA

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558DBA	#FFFFFF	#000000	##000000
##558DBA	1.00	3.56	5.91	5.91
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.91	21.00	1.00	1.00
##000000	5.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8EBC

Deuteranopia (green-blind)

#6C83B9

Tritanopia (blue-blind)

#12989C

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #558dba;
/* rgb */ color: rgb(85, 141, 186);
/* oklch */ color: oklch(62.3% 0.090 244.2);

Tailwind

colors: {
  custom: {
    50: '#8caecf',
    500: '#558dba',
    950: '#000000',
  },
}

SCSS

$custom: #558dba;
$custom-light: #8caecf;
$custom-dark: #000000;

JSON

{
  "hex": "#558dba",
  "rgb": {
    "r": 85,
    "g": 141,
    "b": 186
  },
  "hsl": {
    "h": 206.733,
    "s": 42.259,
    "l": 53.137
  },
  "oklch": {
    "l": 0.62336,
    "c": 0.09048,
    "h": 244.2
  },
  "luminance": 0.24526
}

Semantic roles & 50–950 ramp

primary

#558DBA

secondary

#CBB3A0

accent

#8D56D2

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0D1013

muted

#7D7F82

Preview Lab

Preview with #558DBA

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

Preview Lab → · Contrast checker → · Palette generator →