#C9EFE7
Closest named color: Duck Egg Blue (#C3FBF4). oklch(92.3% 0.041 181.2), rgb(201, 239, 231).
Aa
Black text reads best on this color (16.98:1).
About this color
#C9EFE7 is a very light, muted teal or cyan. In OKLCH its lightness is 92%, its chroma 0.041 and its hue 181°. Its hue sits on the cool side of the wheel. The nearest named color is Duck Egg Blue (#C3FBF4), ΔE 0.030 away. Black text reads best on it, at 16.98:1.
| Hue family | Teals and cyans |
| Lightness | very light (92%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Duck Egg Blue (#C3FBF4) |
| Black text | 16.98:1 |
| White text | 1.23:1 |
Values
| HEX | #C9EFE7 |
| RGB | rgb(201, 239, 231) |
| HSL | hsl(167, 54%, 86%) |
| OKLCH | oklch(92.3% 0.041 181.2) |
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 #C9EFE7 | 1.23:1 | Fails | Lc -13.6 | Not readable |
| Black text on #C9EFE7 | 16.98:1 | AAA | Lc 91.9 | Preferred for body text |
| #C9EFE7 text on white | 1.23:1 | Fails | Lc 11.7 | Not readable |
| #C9EFE7 text on black | 16.98:1 | AAA | Lc -92.3 | 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 100.
-
Step 50
50
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100 (this color)
#C9EFE7
oklch(92.3% 0.041 181.2)
-
Step 200
200
#C5E0DA
oklch(88.5% 0.03 180.7)
-
Step 300
300
#9CCCC2
oklch(80.8% 0.052 180.7)
-
Step 400
400
#5FB2A4
oklch(70.7% 0.084 181.6)
-
Step 500
500
#1E9E8D
oklch(63% 0.107 181.2)
-
Step 600
600
#008677
oklch(55.6% 0.1 181.4)
-
Step 700
700
#007164
oklch(49.2% 0.089 181.2)
-
Step 800
800
#005C51
oklch(42.6% 0.077 181.1)
-
Step 900
900
#004D44
oklch(37.7% 0.068 181.7)
-
Step 950
950
#052D28
oklch(26.9% 0.044 182.8)
#C9EFE7 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) | #EBEAE7 | 0.043 |
| Deuteranopia (no green cones) | #E4E5E8 | 0.041 |
| Tritanopia (no blue cones) | #C0F1EC | 0.011 |
| Achromatopsia (no color) | #E7E7E7 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9EFE7
#C9EFE7
oklch(92.3% 0.041 181.2)
- #FEDBE4
#FEDBE4
oklch(92.3% 0.04 0.6)
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 #C9EFE7, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Duck Egg Blue #C3FBF4 ΔE 0.030
- Pale Turquoise #AFEEEE ΔE 0.030
- Pale Sky Blue #BDF6FE ΔE 0.031
- Diamond #B9F2FF ΔE 0.034
- Pale Silver #D8E2DC ΔE 0.035
- Eggshell Blue #C4FFF7 ΔE 0.040
- Platinum #E0E1DD ΔE 0.042
- Light Light Blue #CAFFFB ΔE 0.043
Use #C9EFE7 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.