#558DCF#558DCF

#558DCF is a light, moderate cyan. Relative luminance 0.255; OKLCH L 63.4% C 0.116 H 253.6°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#558DCF
RGB	rgb(85, 141, 207)
HSL	hsl(212, 56%, 57%)
HSV	hsv(212, 59%, 81%)
CMYK	cmyk(58.9%, 31.9%, 0%, 18.8%)
CIE-LAB	lab(57.54, 1.34, -39.54)
CIE-LCH	lch(57.54, 39.57, 271.94°)
OKLab	oklab(63.38% -0.0329 -0.1116)
OKLCH	oklch(63.38% 0.116 253.6)
XYZ	xyz(24.5296, 25.4839, 62.6456)
Luminance	0.2549 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558DCF #CF9755

analogous

#55CACF #558DCF #5A55CF

triadic

#558DCF #CF558D #8DCF55

tetradic

#558DCF #CF55CA #CF9755 #55CF5A

square

#558DCF #CF55CA #CF9755 #55CF5A

split-complementary

#558DCF #CF5A55 #CACF55

monochromatic

#255184 #336EB4 #558DCF #85ADDC #B4CDEA

Accessibility & contrast

On white

3.44

#558DCF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#558DCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558DCF

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558DCF	#FFFFFF	#000000	##000000
##558DCF	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7191D2

Deuteranopia (green-blind)

#6185CE

Tritanopia (blue-blind)

#009CA5

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #558dcf;
/* rgb */ color: rgb(85, 141, 207);
/* oklch */ color: oklch(63.4% 0.116 253.6);

Tailwind

colors: {
  custom: {
    50: '#8eaede',
    500: '#558dcf',
    950: '#000000',
  },
}

SCSS

$custom: #558dcf;
$custom-light: #8eaede;
$custom-dark: #000000;

JSON

{
  "hex": "#558dcf",
  "rgb": {
    "r": 85,
    "g": 141,
    "b": 207
  },
  "hsl": {
    "h": 212.459,
    "s": 55.963,
    "l": 57.255
  },
  "oklch": {
    "l": 0.63378,
    "c": 0.11636,
    "h": 253.6
  },
  "luminance": 0.25486
}

Semantic roles & 50–950 ramp

primary

#558DCF

secondary

#D9C2A7

accent

#9A49DF

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #558DCF

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

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