#55A4EF#55A4EF

#55A4EF is a light, vivid cyan. Relative luminance 0.347; OKLCH L 70.1% C 0.135 H 249.3°. Best body text is #000000 at 7.94:1 contrast (WCAG AA passes).

Color values

HEX	#55A4EF
RGB	rgb(85, 164, 239)
HSL	hsl(209, 83%, 64%)
HSV	hsv(209, 64%, 94%)
CMYK	cmyk(64.4%, 31.4%, 0%, 6.3%)
CIE-LAB	lab(65.52, -1.41, -44.77)
CIE-LCH	lch(65.52, 44.79, 268.20°)
OKLab	oklab(70.13% -0.0479 -0.1266)
OKLCH	oklch(70.13% 0.135 249.3)
XYZ	xyz(32.5960, 34.7109, 86.6267)
Luminance	0.3471 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#55A4EF #EFA055

analogous

#55EFED #55A4EF #5557EF

triadic

#55A4EF #EF55A4 #A4EF55

tetradic

#55A4EF #ED55EF #EFA055 #57EF55

square

#55A4EF #ED55EF #EFA055 #57EF55

split-complementary

#55A4EF #EF5557 #EFED55

monochromatic

#1167B8 #1D86EA #55A4EF #8DC2F4 #C5E0FA

Accessibility & contrast

On white

2.64

#55A4EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.94

#55A4EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #55A4EF

7.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##55A4EF	#FFFFFF	#000000	##000000
##55A4EF	1.00	2.64	7.94	7.94
#FFFFFF	2.64	1.00	21.00	21.00
#000000	7.94	21.00	1.00	1.00
##000000	7.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#83A7F2

Deuteranopia (green-blind)

#6E98EE

Tritanopia (blue-blind)

#00B6BF

Achromatopsia (no color)

#9F9F9F

Design tokens & code

CSS

--color: #55a4ef;
/* rgb */ color: rgb(85, 164, 239);
/* oklch */ color: oklch(70.1% 0.135 249.3);

Tailwind

colors: {
  custom: {
    50: '#93bef4',
    500: '#55a4ef',
    950: '#000000',
  },
}

SCSS

$custom: #55a4ef;
$custom-light: #93bef4;
$custom-dark: #000000;

JSON

{
  "hex": "#55a4ef",
  "rgb": {
    "r": 85,
    "g": 164,
    "b": 239
  },
  "hsl": {
    "h": 209.221,
    "s": 82.796,
    "l": 63.529
  },
  "oklch": {
    "l": 0.70128,
    "c": 0.13537,
    "h": 249.3
  },
  "luminance": 0.34714
}

Semantic roles & 50–950 ramp

primary

#55A4EF

secondary

#EBCFB5

accent

#7006DF

background

#F9FBFE

surface

#F2F6FD

border

#CCD0D5

text

#0E1217

muted

#7E8185

Preview Lab

Preview with #55A4EF

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

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