#5DD9F3#5DD9F3

#5DD9F3 is a very light, moderate cyan. Relative luminance 0.584; OKLCH L 82.5% C 0.115 H 213.8°. Best body text is #000000 at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#5DD9F3
RGB	rgb(93, 217, 243)
HSL	hsl(190, 86%, 66%)
HSV	hsv(190, 62%, 95%)
CMYK	cmyk(61.7%, 10.7%, 0%, 4.7%)
CIE-LAB	lab(80.97, -26.85, -23.01)
CIE-LCH	lch(80.97, 35.36, 220.60°)
OKLab	oklab(82.54% -0.0953 -0.0639)
OKLCH	oklch(82.54% 0.115 213.8)
XYZ	xyz(45.4981, 58.4192, 93.6549)
Luminance	0.5842 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5DD9F3 #F3775D

analogous

#5DF3C2 #5DD9F3 #5D8EF3

triadic

#5DD9F3 #F35DD9 #D9F35D

tetradic

#5DD9F3 #C25DF3 #F3775D #8EF35D

square

#5DD9F3 #C25DF3 #F3775D #8EF35D

split-complementary

#5DD9F3 #F35D8E #F3C25D

monochromatic

#0FA7C7 #24CCEF #5DD9F3 #96E6F7 #CFF4FB

Accessibility & contrast

On white

1.66

#5DD9F3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.68

#5DD9F3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #5DD9F3

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5DD9F3	#FFFFFF	#000000	##000000
##5DD9F3	1.00	1.66	12.68	12.68
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.68	21.00	1.00	1.00
##000000	12.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C6D2F5

Deuteranopia (green-blind)

#B0C2F3

Tritanopia (blue-blind)

#00E3E1

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #5dd9f3;
/* rgb */ color: rgb(93, 217, 243);
/* oklch */ color: oklch(82.5% 0.115 213.8);

Tailwind

colors: {
  custom: {
    50: '#99e5f7',
    500: '#5dd9f3',
    950: '#000000',
  },
}

SCSS

$custom: #5dd9f3;
$custom-light: #99e5f7;
$custom-dark: #000000;

JSON

{
  "hex": "#5dd9f3",
  "rgb": {
    "r": 93,
    "g": 217,
    "b": 243
  },
  "hsl": {
    "h": 190.4,
    "s": 86.207,
    "l": 65.882
  },
  "oklch": {
    "l": 0.82541,
    "c": 0.11478,
    "h": 213.8
  },
  "luminance": 0.58424
}

Semantic roles & 50–950 ramp

primary

#5DD9F3

secondary

#C44A30

accent

#2A03E3

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #5DD9F3

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

Preview Lab → · Contrast checker → · Palette generator →