#558CC9#558CC9

#558CC9 is a light, moderate cyan. Relative luminance 0.249; OKLCH L 62.8% C 0.110 H 252.2°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#558CC9
RGB	rgb(85, 140, 201)
HSL	hsl(212, 52%, 56%)
HSV	hsv(212, 58%, 79%)
CMYK	cmyk(57.7%, 30.3%, 0%, 21.2%)
CIE-LAB	lab(56.98, -0.03, -37.05)
CIE-LCH	lch(56.98, 37.05, 269.96°)
OKLab	oklab(62.85% -0.0335 -0.1044)
OKLCH	oklch(62.85% 0.11 252.2)
XYZ	xyz(23.6632, 24.9025, 58.8067)
Luminance	0.2490 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558CC9 #C99255

analogous

#55C6C9 #558CC9 #5855C9

triadic

#558CC9 #C9558C #8CC955

tetradic

#558CC9 #C955C6 #C99255 #55C958

square

#558CC9 #C955C6 #C99255 #55C958

split-complementary

#558CC9 #C95855 #C6C955

monochromatic

#27507C #366DAB #558CC9 #83ABD8 #B2CBE7

Accessibility & contrast

On white

3.51

#558CC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.98

#558CC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558CC9

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558CC9	#FFFFFF	#000000	##000000
##558CC9	1.00	3.51	5.98	5.98
#FFFFFF	3.51	1.00	21.00	21.00
#000000	5.98	21.00	1.00	1.00
##000000	5.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#738FCC

Deuteranopia (green-blind)

#6384C8

Tritanopia (blue-blind)

#009AA2

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #558cc9;
/* rgb */ color: rgb(85, 140, 201);
/* oklch */ color: oklch(62.8% 0.110 252.2);

Tailwind

colors: {
  custom: {
    50: '#8eadd9',
    500: '#558cc9',
    950: '#000000',
  },
}

SCSS

$custom: #558cc9;
$custom-light: #8eadd9;
$custom-dark: #000000;

JSON

{
  "hex": "#558cc9",
  "rgb": {
    "r": 85,
    "g": 140,
    "b": 201
  },
  "hsl": {
    "h": 211.552,
    "s": 51.786,
    "l": 56.078
  },
  "oklch": {
    "l": 0.62845,
    "c": 0.10961,
    "h": 252.2
  },
  "luminance": 0.24905
}

Semantic roles & 50–950 ramp

primary

#558CC9

secondary

#D5BEA5

accent

#984DDB

background

#F9FAFD

surface

#F1F4FA

border

#CBCED3

text

#0D1014

muted

#7E7F83

Preview Lab

Preview with #558CC9

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

Preview Lab → · Contrast checker → · Palette generator →