#5AC3F9#5AC3F9

#5AC3F9 is a light, vivid cyan. Relative luminance 0.480; OKLCH L 77.7% C 0.124 H 234.0°. Best body text is #000000 at 10.61:1 contrast (WCAG AA passes).

Color values

HEX	#5AC3F9
RGB	rgb(90, 195, 249)
HSL	hsl(200, 93%, 66%)
HSV	hsv(200, 64%, 98%)
CMYK	cmyk(63.9%, 21.7%, 0%, 2.4%)
CIE-LAB	lab(74.85, -14.34, -35.62)
CIE-LCH	lch(74.85, 38.40, 248.07°)
OKLab	oklab(77.69% -0.0727 -0.0999)
OKLCH	oklch(77.69% 0.124 234)
XYZ	xyz(40.8238, 48.0392, 96.7252)
Luminance	0.4804 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5AC3F9 #F9905A

analogous

#5AF9DF #5AC3F9 #5A74F9

triadic

#5AC3F9 #F95AC3 #C3F95A

tetradic

#5AC3F9 #DF5AF9 #F9905A #74F95A

square

#5AC3F9 #DF5AF9 #F9905A #74F95A

split-complementary

#5AC3F9 #F95A74 #F9DF5A

monochromatic

#088DD1 #1FAEF7 #5AC3F9 #95D8FB #D0EEFD

Accessibility & contrast

On white

1.98

#5AC3F9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.61

#5AC3F9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5AC3F9

10.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5AC3F9	#FFFFFF	#000000	##000000
##5AC3F9	1.00	1.98	10.61	10.61
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.61	21.00	1.00	1.00
##000000	10.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9C1FC

Deuteranopia (green-blind)

#93B1F8

Tritanopia (blue-blind)

#00D1D5

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #5ac3f9;
/* rgb */ color: rgb(90, 195, 249);
/* oklch */ color: oklch(77.7% 0.124 234.0);

Tailwind

colors: {
  custom: {
    50: '#97d5fb',
    500: '#5ac3f9',
    950: '#000000',
  },
}

SCSS

$custom: #5ac3f9;
$custom-light: #97d5fb;
$custom-dark: #000000;

JSON

{
  "hex": "#5ac3f9",
  "rgb": {
    "r": 90,
    "g": 195,
    "b": 249
  },
  "hsl": {
    "h": 200.377,
    "s": 92.982,
    "l": 66.471
  },
  "oklch": {
    "l": 0.77693,
    "c": 0.12351,
    "h": 234
  },
  "luminance": 0.48043
}

Semantic roles & 50–950 ramp

primary

#5AC3F9

secondary

#F1CFBE

accent

#4E00E6

background

#FAFDFF

surface

#F3FAFF

border

#CDD3D7

text

#0F1417

muted

#7F8385

Preview Lab

Preview with #5AC3F9

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

Preview Lab → · Contrast checker → · Palette generator →