#2DFEF3
Closest named color: Bright Turquoise (#0FFEF9). oklch(90.2% 0.15 189.1), rgb(45, 254, 243).
Aa
Black text reads best on this color (16.58:1).
About this color
#2DFEF3 is a very light, vivid teal or cyan. In OKLCH its lightness is 90%, its chroma 0.150 and its hue 189°. Its hue sits on the cool side of the wheel. The nearest named color is Bright Turquoise (#0FFEF9), ΔE 0.009 away. Black text reads best on it, at 16.58:1.
| Hue family | Teals and cyans |
| Lightness | very light (90%) |
| Chroma | vivid (0.150) |
| Temperature | cool |
| Nearest name | Bright Turquoise (#0FFEF9) |
| Black text | 16.58:1 |
| White text | 1.26:1 |
Values
| HEX | #2DFEF3 |
| RGB | rgb(45, 254, 243) |
| HSL | hsl(177, 99%, 59%) |
| OKLCH | oklch(90.2% 0.15 189.1) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #2DFEF3 | 1.26:1 | Fails | Lc -14.6 | Not readable |
| Black text on #2DFEF3 | 16.58:1 | AAA | Lc 91.0 | Preferred for body text |
| #2DFEF3 text on white | 1.26:1 | Fails | Lc 12.6 | Not readable |
| #2DFEF3 text on black | 16.58:1 | AAA | Lc -91.3 | Preferred for body text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 200.
-
Step 50
50
#E3FBF9
oklch(97% 0.025 190.7)
-
Step 100
100
#C0F7F1
oklch(93.7% 0.056 188)
-
Step 200
200 (this color)
#2DFEF3
oklch(90.2% 0.15 189.1)
-
Step 300
300
#00DDD3
oklch(80.9% 0.14 189)
-
Step 400
400
#00B8B0
oklch(70.6% 0.122 189.3)
-
Step 500
500
#009E97
oklch(63.1% 0.109 189.2)
-
Step 600
600
#00857F
oklch(55.6% 0.096 189.2)
-
Step 700
700
#00706B
oklch(49.2% 0.085 189.4)
-
Step 800
800
#005C57
oklch(42.8% 0.074 188.4)
-
Step 900
900
#004C49
oklch(37.6% 0.065 190.2)
-
Step 950
950
#002E2B
oklch(27.1% 0.047 188)
#2DFEF3 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #EFF0F3 | 0.159 |
| Deuteranopia (no green cones) | #D4DCF5 | 0.150 |
| Tritanopia (no blue cones) | #00FFFA | 0.010 |
| Achromatopsia (no color) | #E4E4E4 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #2DFEF3
#2DFEF3
oklch(90.2% 0.15 189.1)
- #FFD1D7
#FFD1D7
oklch(90.2% 0.052 9.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #2DFEF3, closest first.
No curated palette has a color within ΔE 0.04 of #2DFEF3.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Turquoise #0FFEF9 ΔE 0.009
- Cyan #00FFFF ΔE 0.016
- Bright Aqua #0BF9EA ΔE 0.018
- Bright Cyan #41FDFE ΔE 0.018
- Bright Light Blue #26F7FD ΔE 0.027
- Aquamarine #7FFFD4 ΔE 0.054
- Light Aqua #8CFFDB ΔE 0.056
- Light Turquoise #7EF4CC ΔE 0.057
Use #2DFEF3 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.