#558CBF#558CBF

#558CBF is a light, moderate cyan. Relative luminance 0.244; OKLCH L 62.3% C 0.097 H 247.9°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#558CBF
RGB	rgb(85, 140, 191)
HSL	hsl(209, 45%, 54%)
HSV	hsv(209, 55%, 75%)
CMYK	cmyk(55.5%, 26.7%, 0%, 25.1%)
CIE-LAB	lab(56.53, -3.22, -32.08)
CIE-LCH	lch(56.53, 32.25, 264.26°)
OKLab	oklab(62.35% -0.0366 -0.09)
OKLCH	oklch(62.35% 0.097 247.9)
XYZ	xyz(22.5250, 24.4472, 52.8119)
Luminance	0.2445 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558CBF #BF8855

analogous

#55BFBD #558CBF #5557BF

triadic

#558CBF #BF558C #8CBF55

tetradic

#558CBF #BD55BF #BF8855 #57BF55

square

#558CBF #BD55BF #BF8855 #57BF55

split-complementary

#558CBF #BF5557 #BFBD55

monochromatic

#2A4E70 #3B6D9C #558CBF #81AAD0 #AEC8E0

Accessibility & contrast

On white

3.57

#558CBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#558CBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558CBF

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558CBF	#FFFFFF	#000000	##000000
##558CBF	1.00	3.57	5.89	5.89
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#778DC1

Deuteranopia (green-blind)

#6983BE

Tritanopia (blue-blind)

#03989E

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #558cbf;
/* rgb */ color: rgb(85, 140, 191);
/* oklch */ color: oklch(62.3% 0.097 247.9);

Tailwind

colors: {
  custom: {
    50: '#8cadd2',
    500: '#558cbf',
    950: '#000000',
  },
}

SCSS

$custom: #558cbf;
$custom-light: #8cadd2;
$custom-dark: #000000;

JSON

{
  "hex": "#558cbf",
  "rgb": {
    "r": 85,
    "g": 140,
    "b": 191
  },
  "hsl": {
    "h": 208.868,
    "s": 45.299,
    "l": 54.118
  },
  "oklch": {
    "l": 0.62346,
    "c": 0.09715,
    "h": 247.9
  },
  "luminance": 0.24449
}

Semantic roles & 50–950 ramp

primary

#558CBF

secondary

#CEB7A1

accent

#9153D5

background

#F9FAFC

surface

#F1F4F9

border

#CBCED2

text

#0D1014

muted

#7E7F82

Preview Lab

Preview with #558CBF

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

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