#559EE1#559EE1

#559EE1 is a light, vivid cyan. Relative luminance 0.318; OKLCH L 68.1% C 0.124 H 248.2°. Best body text is #000000 at 7.36:1 contrast (WCAG AA passes).

Color values

HEX	#559EE1
RGB	rgb(85, 158, 225)
HSL	hsl(209, 70%, 61%)
HSV	hsv(209, 62%, 88%)
CMYK	cmyk(62.2%, 29.8%, 0%, 11.8%)
CIE-LAB	lab(63.19, -2.59, -40.72)
CIE-LCH	lch(63.19, 40.80, 266.36°)
OKLab	oklab(68.08% -0.0458 -0.1149)
OKLCH	oklch(68.08% 0.124 248.2)
XYZ	xyz(29.5588, 31.8184, 75.8034)
Luminance	0.3182 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559EE1 #E19855

analogous

#55E1DE #559EE1 #5558E1

triadic

#559EE1 #E1559E #9EE155

tetradic

#559EE1 #DE55E1 #E19855 #58E155

square

#559EE1 #DE55E1 #E19855 #58E155

split-complementary

#559EE1 #E15558 #E1DE55

monochromatic

#1C619F #2580D3 #559EE1 #89BCEA #BDD9F3

Accessibility & contrast

On white

2.85

#559EE1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.36

#559EE1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559EE1

7.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559EE1	#FFFFFF	#000000	##000000
##559EE1	1.00	2.85	7.36	7.36
#FFFFFF	2.85	1.00	21.00	21.00
#000000	7.36	21.00	1.00	1.00
##000000	7.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#81A0E4

Deuteranopia (green-blind)

#6E93E0

Tritanopia (blue-blind)

#00AEB6

Achromatopsia (no color)

#999999

Design tokens & code

CSS

--color: #559ee1;
/* rgb */ color: rgb(85, 158, 225);
/* oklch */ color: oklch(68.1% 0.124 248.2);

Tailwind

colors: {
  custom: {
    50: '#91baea',
    500: '#559ee1',
    950: '#000000',
  },
}

SCSS

$custom: #559ee1;
$custom-light: #91baea;
$custom-dark: #000000;

JSON

{
  "hex": "#559ee1",
  "rgb": {
    "r": 85,
    "g": 158,
    "b": 225
  },
  "hsl": {
    "h": 208.714,
    "s": 70,
    "l": 60.784
  },
  "oklch": {
    "l": 0.68085,
    "c": 0.12369,
    "h": 248.2
  },
  "luminance": 0.31821
}

Semantic roles & 50–950 ramp

primary

#559EE1

secondary

#E3C8AE

accent

#6F14D2

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #559EE1

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

Preview Lab → · Contrast checker → · Palette generator →