#559CE1#559CE1

#559CE1 is a light, vivid cyan. Relative luminance 0.311; OKLCH L 67.6% C 0.125 H 249.6°. Best body text is #000000 at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#559CE1
RGB	rgb(85, 156, 225)
HSL	hsl(210, 70%, 61%)
HSV	hsv(210, 62%, 88%)
CMYK	cmyk(62.2%, 30.7%, 0%, 11.8%)
CIE-LAB	lab(62.63, -1.45, -41.61)
CIE-LCH	lch(62.63, 41.63, 268.00°)
OKLab	oklab(67.64% -0.0438 -0.1175)
OKLCH	oklch(67.64% 0.125 249.6)
XYZ	xyz(29.2204, 31.1417, 75.6906)
Luminance	0.3114 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559CE1 #E19A55

analogous

#55E1E0 #559CE1 #5556E1

triadic

#559CE1 #E1559C #9CE155

tetradic

#559CE1 #E055E1 #E19A55 #56E155

square

#559CE1 #E055E1 #E19A55 #56E155

split-complementary

#559CE1 #E15556 #E1E055

monochromatic

#1C5F9F #257ED3 #559CE1 #89BAEA #BDD9F3

Accessibility & contrast

On white

2.91

#559CE1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.23

#559CE1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559CE1

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559CE1	#FFFFFF	#000000	##000000
##559CE1	1.00	2.91	7.23	7.23
#FFFFFF	2.91	1.00	21.00	21.00
#000000	7.23	21.00	1.00	1.00
##000000	7.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E9FE4

Deuteranopia (green-blind)

#6B91E0

Tritanopia (blue-blind)

#00ACB4

Achromatopsia (no color)

#979797

Design tokens & code

CSS

--color: #559ce1;
/* rgb */ color: rgb(85, 156, 225);
/* oklch */ color: oklch(67.6% 0.125 249.6);

Tailwind

colors: {
  custom: {
    50: '#91b8ea',
    500: '#559ce1',
    950: '#000000',
  },
}

SCSS

$custom: #559ce1;
$custom-light: #91b8ea;
$custom-dark: #000000;

JSON

{
  "hex": "#559ce1",
  "rgb": {
    "r": 85,
    "g": 156,
    "b": 225
  },
  "hsl": {
    "h": 209.571,
    "s": 70,
    "l": 60.784
  },
  "oklch": {
    "l": 0.67641,
    "c": 0.12537,
    "h": 249.6
  },
  "luminance": 0.31144
}

Semantic roles & 50–950 ramp

primary

#559CE1

secondary

#E3C9AE

accent

#7114D2

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1116

muted

#7E8084

Preview Lab

Preview with #559CE1

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

Preview Lab → · Contrast checker → · Palette generator →