#558EB7#558EB7

#558EB7 is a light, moderate cyan. Relative luminance 0.247; OKLCH L 62.4% C 0.086 H 241.3°. Best body text is #000000 at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#558EB7
RGB	rgb(85, 142, 183)
HSL	hsl(205, 40%, 53%)
HSV	hsv(205, 54%, 72%)
CMYK	cmyk(53.6%, 22.4%, 0%, 28.2%)
CIE-LAB	lab(56.78, -6.87, -27.16)
CIE-LCH	lch(56.78, 28.01, 255.81°)
OKLab	oklab(62.43% -0.0415 -0.0758)
OKLCH	oklch(62.43% 0.086 241.3)
XYZ	xyz(21.9635, 24.6944, 48.3996)
Luminance	0.2470 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558EB7 #B77E55

analogous

#55B7AF #558EB7 #555DB7

triadic

#558EB7 #B7558E #8EB755

tetradic

#558EB7 #AF55B7 #B77E55 #5DB755

square

#558EB7 #AF55B7 #B77E55 #5DB755

split-complementary

#558EB7 #B7555D #B7AF55

monochromatic

#2B4E66 #3E6E91 #558EB7 #80ABC9 #ABC7DB

Accessibility & contrast

On white

3.54

#558EB7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.94

#558EB7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558EB7

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558EB7	#FFFFFF	#000000	##000000
##558EB7	1.00	3.54	5.94	5.94
#FFFFFF	3.54	1.00	21.00	21.00
#000000	5.94	21.00	1.00	1.00
##000000	5.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8EB9

Deuteranopia (green-blind)

#6F84B6

Tritanopia (blue-blind)

#17989C

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #558eb7;
/* rgb */ color: rgb(85, 142, 183);
/* oklch */ color: oklch(62.4% 0.086 241.3);

Tailwind

colors: {
  custom: {
    50: '#8bafcc',
    500: '#558eb7',
    950: '#000000',
  },
}

SCSS

$custom: #558eb7;
$custom-light: #8bafcc;
$custom-dark: #000000;

JSON

{
  "hex": "#558eb7",
  "rgb": {
    "r": 85,
    "g": 142,
    "b": 183
  },
  "hsl": {
    "h": 205.102,
    "s": 40.496,
    "l": 52.549
  },
  "oklch": {
    "l": 0.62427,
    "c": 0.08647,
    "h": 241.3
  },
  "luminance": 0.24696
}

Semantic roles & 50–950 ramp

primary

#558EB7

secondary

#C9B09F

accent

#8A57D0

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #558EB7

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

Preview Lab → · Contrast checker → · Palette generator →