#558FD4#558FD4

#558FD4 is a light, vivid cyan. Relative luminance 0.263; OKLCH L 64.1% C 0.121 H 253.8°. Best body text is #000000 at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#558FD4
RGB	rgb(85, 143, 212)
HSL	hsl(213, 60%, 58%)
HSV	hsv(213, 60%, 83%)
CMYK	cmyk(59.9%, 32.5%, 0%, 16.9%)
CIE-LAB	lab(58.35, 1.80, -41.09)
CIE-LCH	lch(58.35, 41.13, 272.51°)
OKLab	oklab(64.08% -0.0337 -0.1161)
OKLCH	oklch(64.08% 0.121 253.8)
XYZ	xyz(25.4482, 26.3274, 66.0152)
Luminance	0.2633 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558FD4 #D49A55

analogous

#55CFD4 #558FD4 #5A55D4

triadic

#558FD4 #D4558F #8FD455

tetradic

#558FD4 #D455CF #D49A55 #55D45A

square

#558FD4 #D455CF #D49A55 #55D45A

split-complementary

#558FD4 #D45A55 #CFD455

monochromatic

#23538B #3070BC #558FD4 #86AFE0 #B7CFED

Accessibility & contrast

On white

3.35

#558FD4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.27

#558FD4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558FD4

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558FD4	#FFFFFF	#000000	##000000
##558FD4	1.00	3.35	6.27	6.27
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.27	21.00	1.00	1.00
##000000	6.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7293D7

Deuteranopia (green-blind)

#6187D3

Tritanopia (blue-blind)

#009FA8

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #558fd4;
/* rgb */ color: rgb(85, 143, 212);
/* oklch */ color: oklch(64.1% 0.121 253.8);

Tailwind

colors: {
  custom: {
    50: '#8fafe1',
    500: '#558fd4',
    950: '#000000',
  },
}

SCSS

$custom: #558fd4;
$custom-light: #8fafe1;
$custom-dark: #000000;

JSON

{
  "hex": "#558fd4",
  "rgb": {
    "r": 85,
    "g": 143,
    "b": 212
  },
  "hsl": {
    "h": 212.598,
    "s": 59.624,
    "l": 58.235
  },
  "oklch": {
    "l": 0.64084,
    "c": 0.12089,
    "h": 253.8
  },
  "luminance": 0.2633
}

Semantic roles & 50–950 ramp

primary

#558FD4

secondary

#DCC5A9

accent

#9B45E3

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #558FD4

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

Preview Lab → · Contrast checker → · Palette generator →