#C5FAEE
Closest named color: Duck Egg Blue (#C3FBF4). oklch(94.5% 0.056 179.6), rgb(197, 250, 238).
Aa
Black text reads best on this color (18.28:1).
About this color
#C5FAEE is a very light, muted teal or cyan. In OKLCH its lightness is 95%, its chroma 0.056 and its hue 180°. Its hue sits on the cool side of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.008 away. Black text reads best on it, at 18.28:1.
| Hue family | Teals and cyans |
| Lightness | very light (95%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 18.28:1 |
| White text | 1.14:1 |
Values
| HEX | #C5FAEE |
| RGB | rgb(197, 250, 238) |
| HSL | hsl(166, 84%, 88%) |
| OKLCH | oklch(94.5% 0.056 179.6) |
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 #C5FAEE | 1.14:1 | Fails | Lc -8.1 | Not readable |
| Black text on #C5FAEE | 18.28:1 | AAA | Lc 96.6 | Preferred for body text |
| #C5FAEE text on white | 1.14:1 | Fails | Lc 0.0 | Not readable |
| #C5FAEE text on black | 18.28:1 | AAA | Lc -97.5 | 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)
#C5FAEE
oklch(94.5% 0.056 179.6)
-
Step 200
200
#BEE2DA
oklch(88.5% 0.039 180.4)
-
Step 300
300
#8CD0C2
oklch(80.8% 0.072 180)
-
Step 400
400
#34B8A3
oklch(70.8% 0.116 179.7)
-
Step 500
500
#00A08C
oklch(63.2% 0.115 179.7)
-
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
#004D43
oklch(37.7% 0.068 180.3)
-
Step 950
950
#002E27
oklch(27% 0.049 179.5)
#C5FAEE 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) | #F5F3EE | 0.060 |
| Deuteranopia (no green cones) | #EBECEF | 0.056 |
| Tritanopia (no blue cones) | #B7FCF6 | 0.017 |
| Achromatopsia (no color) | #EFEFEF | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C5FAEE
#C5FAEE
oklch(94.5% 0.056 179.6)
- #FFE5EC
#FFE5EC
oklch(94.5% 0.03 359.5)
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 #C5FAEE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.008
- Eggshell Blue #C4FFF7 ΔE 0.015
- Pale Aqua #B8FFEB ΔE 0.020
- Pale Cyan #B7FFFA ΔE 0.020
- Light Light Blue #CAFFFB ΔE 0.020
- Pale Blue #D0FEFE ΔE 0.026
- Pale Sky Blue #BDF6FE ΔE 0.028
- Ice #D6FFFA ΔE 0.029
Use #C5FAEE 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.