#43D9FF#43D9FF

#43D9FF is a very light, vivid cyan. Relative luminance 0.580; OKLCH L 82.3% C 0.133 H 218.9°. Best body text is #000000 at 12.61:1 contrast (WCAG AA passes).

Color values

HEX#43D9FF
RGBrgb(67, 217, 255)
HSLhsl(192, 100%, 63%)
HSVhsv(192, 74%, 100%)
CMYKcmyk(73.7%, 14.9%, 0%, 0%)
CIE-LABlab(80.76, -26.87, -29.77)
CIE-LCHlch(80.76, 40.10, 227.93°)
OKLaboklab(82.33% -0.1031 -0.0832)
OKLCHoklch(82.33% 0.133 218.9)
XYZxyz(45.1700, 58.0336, 103.4093)
Luminance0.5804 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#43D9FF #FF6943
analogous
#43FFC7 #43D9FF #437BFF
triadic
#43D9FF #FF43D9 #D9FF43
tetradic
#43D9FF #C743FF #FF6943 #7BFF43
square
#43D9FF #C743FF #FF6943 #7BFF43
split-complementary
#43D9FF #FF437B #FFC743
monochromatic
#009FC8 #06CDFF #43D9FF #80E5FF #BDF2FF

Accessibility & contrast

On white

1.67
#43D9FF on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.61
#43D9FF on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #43D9FF
12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##43D9FF#FFFFFF#000000##000000
##43D9FF1.001.6712.6112.61
#FFFFFF1.671.0021.0021.00
#00000012.6121.001.001.00
##00000012.6121.001.001.00

Color blindness preview

Protanopia (red-blind)
#C1D3FF
Deuteranopia (green-blind)
#A8C0FF
Tritanopia (blue-blind)
#00E6E5
Achromatopsia (no color)
#C8C8C8

Design tokens & code

CSS
--color: #43d9ff;
/* rgb */ color: rgb(67, 217, 255);
/* oklch */ color: oklch(82.3% 0.133 218.9);
Tailwind
colors: {
  custom: {
    50: '#91e5ff',
    500: '#43d9ff',
    950: '#000000',
  },
}
SCSS
$custom: #43d9ff;
$custom-light: #91e5ff;
$custom-dark: #000000;
JSON
{
  "hex": "#43d9ff",
  "rgb": {
    "r": 67,
    "g": 217,
    "b": 255
  },
  "hsl": {
    "h": 192.128,
    "s": 100,
    "l": 63.137
  },
  "oklch": {
    "l": 0.82328,
    "c": 0.13251,
    "h": 218.9
  },
  "luminance": 0.58039
}

Semantic roles & 50–950 ramp

primary
#43D9FF
secondary
#C44323
accent
#2E00E6
background
#FCFEFF
surface
#F5FCFF
border
#CFD5D7
text
#0F1518
muted
#808486

Preview Lab

Preview with #43D9FF

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

Preview Lab → · Contrast checker → · Palette generator →

#43D9FF Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva