#5AC9EF#5AC9EF

#5AC9EF is a light, moderate cyan. Relative luminance 0.502; OKLCH L 78.6% C 0.114 H 223.7°. Best body text is #000000 at 11.04:1 contrast (WCAG AA passes).

Color values

HEX	#5AC9EF
RGB	rgb(90, 201, 239)
HSL	hsl(195, 82%, 65%)
HSV	hsv(195, 62%, 94%)
CMYK	cmyk(62.3%, 15.9%, 0%, 6.3%)
CIE-LAB	lab(76.18, -20.52, -28.20)
CIE-LCH	lch(76.18, 34.88, 233.97°)
OKLab	oklab(78.63% -0.0823 -0.0786)
OKLCH	oklch(78.63% 0.114 223.7)
XYZ	xyz(40.6769, 50.1747, 89.1856)
Luminance	0.5018 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5AC9EF #EF805A

analogous

#5AEFCB #5AC9EF #5A7FEF

triadic

#5AC9EF #EF5AC9 #C9EF5A

tetradic

#5AC9EF #CB5AEF #EF805A #7FEF5A

square

#5AC9EF #CB5AEF #EF805A #7FEF5A

split-complementary

#5AC9EF #EF5A7F #EFCB5A

monochromatic

#1291BC #22B7EA #5AC9EF #92DBF4 #CAEEFA

Accessibility & contrast

On white

1.90

#5AC9EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.04

#5AC9EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5AC9EF

11.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5AC9EF	#FFFFFF	#000000	##000000
##5AC9EF	1.00	1.90	11.04	11.04
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.04	21.00	1.00	1.00
##000000	11.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B3C5F1

Deuteranopia (green-blind)

#9EB5EF

Tritanopia (blue-blind)

#00D5D5

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #5ac9ef;
/* rgb */ color: rgb(90, 201, 239);
/* oklch */ color: oklch(78.6% 0.114 223.7);

Tailwind

colors: {
  custom: {
    50: '#97d9f4',
    500: '#5ac9ef',
    950: '#000000',
  },
}

SCSS

$custom: #5ac9ef;
$custom-light: #97d9f4;
$custom-dark: #000000;

JSON

{
  "hex": "#5ac9ef",
  "rgb": {
    "r": 90,
    "g": 201,
    "b": 239
  },
  "hsl": {
    "h": 195.302,
    "s": 82.32,
    "l": 64.51
  },
  "oklch": {
    "l": 0.78627,
    "c": 0.1138,
    "h": 223.7
  },
  "luminance": 0.50179
}

Semantic roles & 50–950 ramp

primary

#5AC9EF

secondary

#BB5532

accent

#3E07DF

background

#FCFEFF

surface

#F5FBFE

border

#CFD4D6

text

#0F1417

muted

#808385

Preview Lab

Preview with #5AC9EF

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

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