#558DD3#558DD3

#558DD3 is a light, vivid cyan. Relative luminance 0.257; OKLCH L 63.6% C 0.122 H 254.8°. Best body text is #000000 at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#558DD3
RGB	rgb(85, 141, 211)
HSL	hsl(213, 59%, 58%)
HSV	hsv(213, 60%, 83%)
CMYK	cmyk(59.7%, 33.2%, 0%, 17.3%)
CIE-LAB	lab(57.73, 2.65, -41.49)
CIE-LCH	lch(57.73, 41.58, 273.65°)
OKLab	oklab(63.59% -0.0318 -0.1173)
OKLCH	oklch(63.59% 0.122 254.8)
XYZ	xyz(25.0249, 25.6820, 65.2537)
Luminance	0.2568 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558DD3 #D39B55

analogous

#55CCD3 #558DD3 #5C55D3

triadic

#558DD3 #D3558D #8DD355

tetradic

#558DD3 #D355CC #D39B55 #55D35C

square

#558DD3 #D355CC #D39B55 #55D35C

split-complementary

#558DD3 #D35C55 #CCD355

monochromatic

#24518A #306EBB #558DD3 #86AEE0 #B6CEEC

Accessibility & contrast

On white

3.42

#558DD3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.14

#558DD3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558DD3

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558DD3	#FFFFFF	#000000	##000000
##558DD3	1.00	3.42	6.14	6.14
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.14	21.00	1.00	1.00
##000000	6.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7091D6

Deuteranopia (green-blind)

#5F85D2

Tritanopia (blue-blind)

#009DA6

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #558dd3;
/* rgb */ color: rgb(85, 141, 211);
/* oklch */ color: oklch(63.6% 0.122 254.8);

Tailwind

colors: {
  custom: {
    50: '#8faee1',
    500: '#558dd3',
    950: '#000000',
  },
}

SCSS

$custom: #558dd3;
$custom-light: #8faee1;
$custom-dark: #000000;

JSON

{
  "hex": "#558dd3",
  "rgb": {
    "r": 85,
    "g": 141,
    "b": 211
  },
  "hsl": {
    "h": 213.333,
    "s": 58.879,
    "l": 58.039
  },
  "oklch": {
    "l": 0.63589,
    "c": 0.12152,
    "h": 254.8
  },
  "luminance": 0.25684
}

Semantic roles & 50–950 ramp

primary

#558DD3

secondary

#DBC5A9

accent

#9D46E2

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #558DD3

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

Preview Lab → · Contrast checker → · Palette generator →