#558EBA#558EBA

#558EBA is a light, moderate cyan. Relative luminance 0.248; OKLCH L 62.6% C 0.090 H 243.2°. Best body text is #000000 at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#558EBA
RGB	rgb(85, 142, 186)
HSL	hsl(206, 42%, 53%)
HSV	hsv(206, 54%, 73%)
CMYK	cmyk(54.3%, 23.7%, 0%, 27.1%)
CIE-LAB	lab(56.90, -5.94, -28.67)
CIE-LCH	lch(56.90, 29.28, 258.30°)
OKLab	oklab(62.57% -0.0405 -0.0802)
OKLCH	oklch(62.57% 0.09 243.2)
XYZ	xyz(22.2790, 24.8206, 50.0617)
Luminance	0.2482 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558EBA #BA8155

analogous

#55BAB3 #558EBA #555BBA

triadic

#558EBA #BA558E #8EBA55

tetradic

#558EBA #B355BA #BA8155 #5BBA55

square

#558EBA #B355BA #BA8155 #5BBA55

split-complementary

#558EBA #BA555B #BAB355

monochromatic

#2B4E6A #3D6F95 #558EBA #81ABCC #ACC8DD

Accessibility & contrast

On white

3.52

#558EBA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.96

#558EBA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558EBA

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558EBA	#FFFFFF	#000000	##000000
##558EBA	1.00	3.52	5.96	5.96
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.96	21.00	1.00	1.00
##000000	5.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8EBC

Deuteranopia (green-blind)

#6D84B9

Tritanopia (blue-blind)

#11999D

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #558eba;
/* rgb */ color: rgb(85, 142, 186);
/* oklch */ color: oklch(62.6% 0.090 243.2);

Tailwind

colors: {
  custom: {
    50: '#8cafcf',
    500: '#558eba',
    950: '#000000',
  },
}

SCSS

$custom: #558eba;
$custom-light: #8cafcf;
$custom-dark: #000000;

JSON

{
  "hex": "#558eba",
  "rgb": {
    "r": 85,
    "g": 142,
    "b": 186
  },
  "hsl": {
    "h": 206.139,
    "s": 42.259,
    "l": 53.137
  },
  "oklch": {
    "l": 0.62566,
    "c": 0.08984,
    "h": 243.2
  },
  "luminance": 0.24822
}

Semantic roles & 50–950 ramp

primary

#558EBA

secondary

#CBB3A0

accent

#8C56D2

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0D1013

muted

#7D7F82

Preview Lab

Preview with #558EBA

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

Preview Lab → · Contrast checker → · Palette generator →