#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
RGB	rgb(67, 217, 255)
HSL	hsl(192, 100%, 63%)
HSV	hsv(192, 74%, 100%)
CMYK	cmyk(73.7%, 14.9%, 0%, 0%)
CIE-LAB	lab(80.76, -26.87, -29.77)
CIE-LCH	lch(80.76, 40.10, 227.93°)
OKLab	oklab(82.33% -0.1031 -0.0832)
OKLCH	oklch(82.33% 0.133 218.9)
XYZ	xyz(45.1700, 58.0336, 103.4093)
Luminance	0.5804 (WCAG relative)
Temperature	cool
Family	cyan

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
##43D9FF	1.00	1.67	12.61	12.61
#FFFFFF	1.67	1.00	21.00	21.00
#000000	12.61	21.00	1.00	1.00
##000000	12.61	21.00	1.00	1.00

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 →