#559CFF#559CFF

#559CFF is a light, vivid cyan. Relative luminance 0.329; OKLCH L 69.3% C 0.163 H 257.1°. Best body text is #000000 at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#559CFF
RGB	rgb(85, 156, 255)
HSL	hsl(215, 100%, 67%)
HSV	hsv(215, 67%, 100%)
CMYK	cmyk(66.7%, 38.8%, 0%, 0%)
CIE-LAB	lab(64.10, 8.55, -55.76)
CIE-LCH	lch(64.10, 56.41, 278.72°)
OKLab	oklab(69.27% -0.0363 -0.1588)
OKLCH	oklch(69.27% 0.163 257.1)
XYZ	xyz(33.6782, 32.9248, 99.1686)
Luminance	0.3293 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#559CFF #FFB855

analogous

#55F1FF #559CFF #6355FF

triadic

#559CFF #FF559C #9CFF55

tetradic

#559CFF #FF55F1 #FFB855 #55FF63

square

#559CFF #FF55F1 #FFB855 #55FF63

split-complementary

#559CFF #FF6355 #F1FF55

monochromatic

#005BDA #1878FF #559CFF #92C0FF #CFE3FF

Accessibility & contrast

On white

2.77

#559CFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.59

#559CFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #559CFF

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##559CFF	#FFFFFF	#000000	##000000
##559CFF	1.00	2.77	7.59	7.59
#FFFFFF	2.77	1.00	21.00	21.00
#000000	7.59	21.00	1.00	1.00
##000000	7.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6FA4FF

Deuteranopia (green-blind)

#5594FD

Tritanopia (blue-blind)

#00B3C1

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #559cff;
/* rgb */ color: rgb(85, 156, 255);
/* oklch */ color: oklch(69.3% 0.163 257.1);

Tailwind

colors: {
  custom: {
    50: '#95b8ff',
    500: '#559cff',
    950: '#000000',
  },
}

SCSS

$custom: #559cff;
$custom-light: #95b8ff;
$custom-dark: #000000;

JSON

{
  "hex": "#559cff",
  "rgb": {
    "r": 85,
    "g": 156,
    "b": 255
  },
  "hsl": {
    "h": 214.941,
    "s": 100,
    "l": 66.667
  },
  "oklch": {
    "l": 0.69273,
    "c": 0.16291,
    "h": 257.1
  },
  "luminance": 0.32928
}

Semantic roles & 50–950 ramp

primary

#559CFF

secondary

#F3DCBD

accent

#8600E6

background

#F9FBFF

surface

#F2F6FF

border

#CCD0D7

text

#0F1118

muted

#7E8086

Preview Lab

Preview with #559CFF

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

Preview Lab → · Contrast checker → · Palette generator →