#558BD1#558BD1

#558BD1 is a light, vivid cyan. Relative luminance 0.250; OKLCH L 63.0% C 0.121 H 255.5°. Best body text is #000000 at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#558BD1
RGB	rgb(85, 139, 209)
HSL	hsl(214, 57%, 58%)
HSV	hsv(214, 59%, 82%)
CMYK	cmyk(59.3%, 33.5%, 0%, 18%)
CIE-LAB	lab(57.07, 3.17, -41.41)
CIE-LCH	lch(57.07, 41.53, 274.37°)
OKLab	oklab(63.04% -0.0302 -0.117)
OKLCH	oklch(63.04% 0.121 255.5)
XYZ	xyz(24.4835, 24.9978, 63.8441)
Luminance	0.2500 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558BD1 #D19B55

analogous

#55C9D1 #558BD1 #5D55D1

triadic

#558BD1 #D1558B #8BD155

tetradic

#558BD1 #D155C9 #D19B55 #55D15D

square

#558BD1 #D155C9 #D19B55 #55D15D

split-complementary

#558BD1 #D15D55 #C9D155

monochromatic

#254F87 #326CB7 #558BD1 #85ACDE #B5CDEB

Accessibility & contrast

On white

3.50

#558BD1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.00

#558BD1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558BD1

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558BD1	#FFFFFF	#000000	##000000
##558BD1	1.00	3.50	6.00	6.00
#FFFFFF	3.50	1.00	21.00	21.00
#000000	6.00	21.00	1.00	1.00
##000000	6.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E8FD4

Deuteranopia (green-blind)

#5D84D0

Tritanopia (blue-blind)

#009BA4

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #558bd1;
/* rgb */ color: rgb(85, 139, 209);
/* oklch */ color: oklch(63.0% 0.121 255.5);

Tailwind

colors: {
  custom: {
    50: '#8facdf',
    500: '#558bd1',
    950: '#000000',
  },
}

SCSS

$custom: #558bd1;
$custom-light: #8facdf;
$custom-dark: #000000;

JSON

{
  "hex": "#558bd1",
  "rgb": {
    "r": 85,
    "g": 139,
    "b": 209
  },
  "hsl": {
    "h": 213.871,
    "s": 57.407,
    "l": 57.647
  },
  "oklch": {
    "l": 0.63041,
    "c": 0.12089,
    "h": 255.5
  },
  "luminance": 0.25
}

Semantic roles & 50–950 ramp

primary

#558BD1

secondary

#DAC4A8

accent

#9E47E1

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #558BD1

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

Preview Lab → · Contrast checker → · Palette generator →