#558CD7#558CD7

#558CD7 is a light, vivid cyan. Relative luminance 0.256; OKLCH L 63.6% C 0.128 H 256.5°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#558CD7
RGB	rgb(85, 140, 215)
HSL	hsl(215, 62%, 59%)
HSV	hsv(215, 60%, 84%)
CMYK	cmyk(60.5%, 34.9%, 0%, 15.7%)
CIE-LAB	lab(57.65, 4.55, -43.87)
CIE-LCH	lch(57.65, 44.11, 275.93°)
OKLab	oklab(63.59% -0.0297 -0.1242)
OKLCH	oklch(63.59% 0.128 256.5)
XYZ	xyz(25.3858, 25.5915, 67.8786)
Luminance	0.2559 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558CD7 #D7A055

analogous

#55CDD7 #558CD7 #5F55D7

triadic

#558CD7 #D7558C #8CD755

tetradic

#558CD7 #D755CD #D7A055 #55D75F

square

#558CD7 #D755CD #D7A055 #55D75F

split-complementary

#558CD7 #D75F55 #CDD755

monochromatic

#225090 #2D6CC1 #558CD7 #87AEE3 #B8CFEE

Accessibility & contrast

On white

3.43

#558CD7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#558CD7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558CD7

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558CD7	#FFFFFF	#000000	##000000
##558CD7	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C91DA

Deuteranopia (green-blind)

#5B85D5

Tritanopia (blue-blind)

#009DA7

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #558cd7;
/* rgb */ color: rgb(85, 140, 215);
/* oklch */ color: oklch(63.6% 0.128 256.5);

Tailwind

colors: {
  custom: {
    50: '#8fade3',
    500: '#558cd7',
    950: '#000000',
  },
}

SCSS

$custom: #558cd7;
$custom-light: #8fade3;
$custom-dark: #000000;

JSON

{
  "hex": "#558cd7",
  "rgb": {
    "r": 85,
    "g": 140,
    "b": 215
  },
  "hsl": {
    "h": 214.615,
    "s": 61.905,
    "l": 58.824
  },
  "oklch": {
    "l": 0.63585,
    "c": 0.12774,
    "h": 256.5
  },
  "luminance": 0.25594
}

Semantic roles & 50–950 ramp

primary

#558CD7

secondary

#DEC8AA

accent

#A043E5

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #558CD7

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

Preview Lab → · Contrast checker → · Palette generator →