#558DA4#558DA4

#558DA4 is a mid, moderate cyan. Relative luminance 0.237; OKLCH L 61.4% C 0.068 H 226.3°. Best body text is #000000 at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#558DA4
RGB	rgb(85, 141, 164)
HSL	hsl(197, 32%, 49%)
HSV	hsv(197, 48%, 64%)
CMYK	cmyk(48.2%, 14%, 0%, 35.7%)
CIE-LAB	lab(55.75, -12.00, -17.89)
CIE-LCH	lch(55.75, 21.54, 236.13°)
OKLab	oklab(61.37% -0.0473 -0.0495)
OKLCH	oklch(61.37% 0.068 226.3)
XYZ	xyz(19.9696, 23.6598, 38.6292)
Luminance	0.2366 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558DA4 #A46C55

analogous

#55A494 #558DA4 #5566A4

triadic

#558DA4 #A4558D #8DA455

tetradic

#558DA4 #9455A4 #A46C55 #66A455

square

#558DA4 #9455A4 #A46C55 #66A455

split-complementary

#558DA4 #A45566 #A49455

monochromatic

#2B4853 #406A7C #558DA4 #7BA8BB #A4C3D0

Accessibility & contrast

On white

3.66

#558DA4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.73

#558DA4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558DA4

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558DA4	#FFFFFF	#000000	##000000
##558DA4	1.00	3.66	5.73	5.73
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.73	21.00	1.00	1.00
##000000	5.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818BA5

Deuteranopia (green-blind)

#7582A4

Tritanopia (blue-blind)

#2E9494

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #558da4;
/* rgb */ color: rgb(85, 141, 164);
/* oklch */ color: oklch(61.4% 0.068 226.3);

Tailwind

colors: {
  custom: {
    50: '#8aaebf',
    500: '#558da4',
    950: '#000000',
  },
}

SCSS

$custom: #558da4;
$custom-light: #8aaebf;
$custom-dark: #000000;

JSON

{
  "hex": "#558da4",
  "rgb": {
    "r": 85,
    "g": 141,
    "b": 164
  },
  "hsl": {
    "h": 197.468,
    "s": 31.727,
    "l": 48.824
  },
  "oklch": {
    "l": 0.61366,
    "c": 0.06848,
    "h": 226.3
  },
  "luminance": 0.23661
}

Semantic roles & 50–950 ramp

primary

#558DA4

secondary

#BDA398

accent

#7E60C8

background

#F8FAFB

surface

#F0F4F7

border

#CBCED0

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #558DA4

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

Preview Lab → · Contrast checker → · Palette generator →