#558ECE#558ECE

#558ECE is a light, moderate cyan. Relative luminance 0.257; OKLCH L 63.5% C 0.114 H 252.5°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#558ECE
RGB	rgb(85, 142, 206)
HSL	hsl(212, 55%, 57%)
HSV	hsv(212, 59%, 81%)
CMYK	cmyk(58.7%, 31.1%, 0%, 19.2%)
CIE-LAB	lab(57.78, 0.43, -38.61)
CIE-LCH	lch(57.78, 38.61, 270.64°)
OKLab	oklab(63.55% -0.0343 -0.1089)
OKLCH	oklch(63.55% 0.114 252.5)
XYZ	xyz(24.5559, 25.7314, 62.0531)
Luminance	0.2573 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558ECE #CE9555

analogous

#55CACE #558ECE #5955CE

triadic

#558ECE #CE558E #8ECE55

tetradic

#558ECE #CE55CA #CE9555 #55CE59

square

#558ECE #CE55CA #CE9555 #55CE59

split-complementary

#558ECE #CE5955 #CACE55

monochromatic

#265283 #336FB2 #558ECE #85AEDC #B4CDE9

Accessibility & contrast

On white

3.42

#558ECE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#558ECE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558ECE

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558ECE	#FFFFFF	#000000	##000000
##558ECE	1.00	3.42	6.15	6.15
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.15	21.00	1.00	1.00
##000000	6.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7391D1

Deuteranopia (green-blind)

#6386CD

Tritanopia (blue-blind)

#009DA5

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #558ece;
/* rgb */ color: rgb(85, 142, 206);
/* oklch */ color: oklch(63.5% 0.114 252.5);

Tailwind

colors: {
  custom: {
    50: '#8eaedd',
    500: '#558ece',
    950: '#000000',
  },
}

SCSS

$custom: #558ece;
$custom-light: #8eaedd;
$custom-dark: #000000;

JSON

{
  "hex": "#558ece",
  "rgb": {
    "r": 85,
    "g": 142,
    "b": 206
  },
  "hsl": {
    "h": 211.736,
    "s": 55.251,
    "l": 57.059
  },
  "oklch": {
    "l": 0.63549,
    "c": 0.11415,
    "h": 252.5
  },
  "luminance": 0.25734
}

Semantic roles & 50–950 ramp

primary

#558ECE

secondary

#D8C1A7

accent

#9849DF

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #558ECE

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

Preview Lab → · Contrast checker → · Palette generator →