#00FFFF color codes
- HEX
- #00FFFF
- HEX8
- #00FFFFFF
- HEX8 (Android)
- #FF00FFFF
- RGB
- rgb(0, 255, 255)
- RGB (%)
- 0%, 100%, 100%
- HSL
- hsl(180, 100%, 50%)
- HSV / HSB
- hsv(180, 100%, 100%)
- CMYK
- cmyk(100%, 0%, 0%, 0%)
- OKLCH
- oklch(0.9054 0.1546 194.77)
- OKLCH (%)
- oklch(90.54% 0.1546 194.77)
- Decimal
- 65535
What color is #00FFFF?
#00FFFF sits at 91% lightness and 0.1546 chroma in OKLCH, hue 194.77°. Its nearest named color is Aqua (an exact match).
Shades and tints of #00FFFF
Tints
Shades
Tones
#00FFFF color harmonies
Complementary
Analogous
Triadic
Split-complementary
Tetradic
Square
Monochromatic
Using #00FFFF in CSS
.text { color: #00FFFF; }
.background { background-color: #00FFFF; }
.border { border: 2px solid #00FFFF; }
/* Modern, perceptually uniform */
.text { color: oklch(0.9054 0.1546 194.77); }
/* #00FFFF at 50% transparency */
.overlay { background-color: #00FFFF80; }Is #00FFFF accessible?
#00FFFF on white text scores 1.25:1; on black text it scores 16.75:1. Black text passes WCAG AAA on #00FFFF. Recommended text color on a #00FFFF background: black.
A 16.75:1 vs black
A 1.25:1 vs white
- AA normal ≥ 4.5 Pass
- AA large ≥ 3 Pass
- AAA normal ≥ 7 Pass
- AAA large ≥ 4.5 Pass
Recommended text color: black
CSS
contrast-color() contrast-color(#00FFFF) → black APCA Lc experimental 91.8 Lc · body text — preferred (black text)
WCAG 2.1 AA/AAA is the compliance floor; APCA is an optional readability metric.
Related colors
See more in the cyan family on the colors hub.
Frequently asked questions
- What color is #00FFFF?
- #00FFFF is Aqua. In RGB it is rgb(0, 255, 255), and in HSL hsl(180, 100%, 50%).
- What is #00FFFF in RGB?
- #00FFFF converts to rgb(0, 255, 255) — red 0, green 255, blue 255.
- What text color is readable on #00FFFF?
- Black text — it has the higher contrast ratio (16.75:1) against #00FFFF. Black text passes WCAG AAA on #00FFFF.