#559AEE#559AEE

#559AEE is a light, vivid cyan. Relative luminance 0.312; OKLCH L 67.9% C 0.143 H 254.5°. Best body text is #000000 at 7.24:1 contrast (WCAG AA passes).

Color values

HEX	#559AEE
RGB	rgb(85, 154, 238)
HSL	hsl(213, 82%, 63%)
HSV	hsv(213, 64%, 93%)
CMYK	cmyk(64.3%, 35.3%, 0%, 6.7%)
CIE-LAB	lab(62.69, 4.00, -48.69)
CIE-LCH	lch(62.69, 48.85, 274.70°)
OKLab	oklab(67.89% -0.0383 -0.1381)
OKLCH	oklch(67.89% 0.143 254.5)
XYZ	xyz(30.7289, 31.2125, 85.2775)
Luminance	0.3122 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559AEE #EEA955

analogous

#55E7EE #559AEE #5C55EE

triadic

#559AEE #EE559A #9AEE55

tetradic

#559AEE #EE55E7 #EEA955 #55EE5C

square

#559AEE #EE55E7 #EEA955 #55EE5C

split-complementary

#559AEE #EE5C55 #E7EE55

monochromatic

#125CB6 #1D79E8 #559AEE #8DBBF4 #C4DCF9

Accessibility & contrast

On white

2.90

#559AEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.24

#559AEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559AEE

7.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559AEE	#FFFFFF	#000000	##000000
##559AEE	1.00	2.90	7.24	7.24
#FFFFFF	2.90	1.00	21.00	21.00
#000000	7.24	21.00	1.00	1.00
##000000	7.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#75A0F1

Deuteranopia (green-blind)

#6091EC

Tritanopia (blue-blind)

#00ADB9

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #559aee;
/* rgb */ color: rgb(85, 154, 238);
/* oklch */ color: oklch(67.9% 0.143 254.5);

Tailwind

colors: {
  custom: {
    50: '#93b7f4',
    500: '#559aee',
    950: '#000000',
  },
}

SCSS

$custom: #559aee;
$custom-light: #93b7f4;
$custom-dark: #000000;

JSON

{
  "hex": "#559aee",
  "rgb": {
    "r": 85,
    "g": 154,
    "b": 238
  },
  "hsl": {
    "h": 212.941,
    "s": 81.818,
    "l": 63.333
  },
  "oklch": {
    "l": 0.6789,
    "c": 0.14335,
    "h": 254.5
  },
  "luminance": 0.31216
}

Semantic roles & 50–950 ramp

primary

#559AEE

secondary

#EBD2B4

accent

#7D07DE

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1117

muted

#7E8085

Preview Lab

Preview with #559AEE

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

Preview Lab → · Contrast checker → · Palette generator →