#558BCC#558BCC

#558BCC is a light, moderate cyan. Relative luminance 0.248; OKLCH L 62.8% C 0.114 H 254.0°. Best body text is #000000 at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#558BCC
RGB	rgb(85, 139, 204)
HSL	hsl(213, 54%, 57%)
HSV	hsv(213, 58%, 80%)
CMYK	cmyk(58.3%, 31.9%, 0%, 20%)
CIE-LAB	lab(56.84, 1.53, -38.97)
CIE-LCH	lch(56.84, 39.00, 272.25°)
OKLab	oklab(62.78% -0.0316 -0.1099)
OKLCH	oklch(62.78% 0.114 254)
XYZ	xyz(23.8741, 24.7541, 60.6349)
Luminance	0.2476 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558BCC #CC9655

analogous

#55C7CC #558BCC #5B55CC

triadic

#558BCC #CC558B #8BCC55

tetradic

#558BCC #CC55C7 #CC9655 #55CC5B

square

#558BCC #CC55C7 #CC9655 #55CC5B

split-complementary

#558BCC #CC5B55 #C7CC55

monochromatic

#264F80 #356CAF #558BCC #84ABDA #B3CBE8

Accessibility & contrast

On white

3.53

#558BCC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.95

#558BCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558BCC

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558BCC	#FFFFFF	#000000	##000000
##558BCC	1.00	3.53	5.95	5.95
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.95	21.00	1.00	1.00
##000000	5.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#708FCF

Deuteranopia (green-blind)

#6083CB

Tritanopia (blue-blind)

#009AA2

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #558bcc;
/* rgb */ color: rgb(85, 139, 204);
/* oklch */ color: oklch(62.8% 0.114 254.0);

Tailwind

colors: {
  custom: {
    50: '#8eacdc',
    500: '#558bcc',
    950: '#000000',
  },
}

SCSS

$custom: #558bcc;
$custom-light: #8eacdc;
$custom-dark: #000000;

JSON

{
  "hex": "#558bcc",
  "rgb": {
    "r": 85,
    "g": 139,
    "b": 204
  },
  "hsl": {
    "h": 212.773,
    "s": 53.846,
    "l": 56.667
  },
  "oklch": {
    "l": 0.62777,
    "c": 0.11439,
    "h": 254
  },
  "luminance": 0.24756
}

Semantic roles & 50–950 ramp

primary

#558BCC

secondary

#D7C1A6

accent

#9B4BDD

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #558BCC

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

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