#C5FDF0
Closest named color: Duck Egg Blue (#C3FBF4). oklch(95.2% 0.059 179.2), rgb(197, 253, 240).
Aa
Black text reads best on this color (18.68:1).
About this color
#C5FDF0 is a very light, muted teal or cyan. In OKLCH its lightness is 95%, its chroma 0.059 and its hue 179°. Its hue sits on the cool side of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.009 away. Black text reads best on it, at 18.68:1.
| Hue family | Teals and cyans |
| Lightness | very light (95%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 18.68:1 |
| White text | 1.12:1 |
Values
| HEX | #C5FDF0 |
| RGB | rgb(197, 253, 240) |
| HSL | hsl(166, 93%, 88%) |
| OKLCH | oklch(95.2% 0.059 179.2) |
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 #C5FDF0 | 1.12:1 | Fails | Lc 0.0 | Not readable |
| Black text on #C5FDF0 | 18.68:1 | AAA | Lc 98.1 | Preferred for body text |
| #C5FDF0 text on white | 1.12:1 | Fails | Lc 0.0 | Not readable |
| #C5FDF0 text on black | 18.68:1 | AAA | Lc -99.1 | 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 100.
-
Step 50
50
#EFF8F5
oklch(97.2% 0.01 174.3)
-
Step 100
100 (this color)
#C5FDF0
oklch(95.2% 0.059 179.2)
-
Step 200
200
#BCE3DA
oklch(88.5% 0.043 179.7)
-
Step 300
300
#89D1C2
oklch(80.9% 0.075 179.7)
-
Step 400
400
#25B9A2
oklch(70.7% 0.122 179)
-
Step 500
500
#00A08B
oklch(63.2% 0.115 179)
-
Step 600
600
#008675
oklch(55.5% 0.101 179.7)
-
Step 700
700
#007162
oklch(49.1% 0.09 179.3)
-
Step 800
800
#005D50
oklch(42.8% 0.078 178.9)
-
Step 900
900
#004D42
oklch(37.6% 0.069 179)
-
Step 950
950
#002E27
oklch(27% 0.049 179.5)
#C5FDF0 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) | #F8F6EF | 0.063 |
| Deuteranopia (no green cones) | #EEEEF1 | 0.061 |
| Tritanopia (no blue cones) | #B6FFF9 | 0.018 |
| Achromatopsia (no color) | #F2F2F2 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C5FDF0
#C5FDF0
oklch(95.2% 0.059 179.2)
- #FFE8EF
#FFE8EF
oklch(95.1% 0.027 357.2)
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 #C5FDF0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.009
- Eggshell Blue #C4FFF7 ΔE 0.009
- Light Light Blue #CAFFFB ΔE 0.016
- Pale Aqua #B8FFEB ΔE 0.018
- Pale Cyan #B7FFFA ΔE 0.018
- Pale Blue #D0FEFE ΔE 0.024
- Ice #D6FFFA ΔE 0.025
- Really Light Blue #D4FFFF ΔE 0.028
Use #C5FDF0 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.