#C9EFEC
Closest named color: Pale Sky Blue (#BDF6FE). oklch(92.4% 0.04 190.6), rgb(201, 239, 236).
Aa
Black text reads best on this color (17.04:1).
About this color
#C9EFEC is a very light, muted teal or cyan. In OKLCH its lightness is 92%, its chroma 0.040 and its hue 191°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Sky Blue (#BDF6FE), ΔE 0.026 away. Black text reads best on it, at 17.04:1.
| Hue family | Teals and cyans |
| Lightness | very light (92%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Pale Sky Blue (#BDF6FE) |
| Black text | 17.04:1 |
| White text | 1.23:1 |
Values
| HEX | #C9EFEC |
| RGB | rgb(201, 239, 236) |
| HSL | hsl(175, 54%, 86%) |
| OKLCH | oklch(92.4% 0.04 190.6) |
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 #C9EFEC | 1.23:1 | Fails | Lc -13.3 | Not readable |
| Black text on #C9EFEC | 17.04:1 | AAA | Lc 92.1 | Preferred for body text |
| #C9EFEC text on white | 1.23:1 | Fails | Lc 11.5 | Not readable |
| #C9EFEC text on black | 17.04:1 | AAA | Lc -92.6 | 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)
#C9EFEC
oklch(92.4% 0.04 190.6)
-
Step 200
200
#C5DFDD
oklch(88.4% 0.028 191)
-
Step 300
300
#9BCCC8
oklch(81% 0.051 190)
-
Step 400
400
#5EB1AC
oklch(70.7% 0.082 190.4)
-
Step 500
500
#1A9D98
oklch(63.1% 0.104 190.7)
-
Step 600
600
#008580
oklch(55.7% 0.096 190.1)
-
Step 700
700
#00706C
oklch(49.2% 0.085 190.4)
-
Step 800
800
#005C58
oklch(42.8% 0.074 189.6)
-
Step 900
900
#004C4A
oklch(37.6% 0.065 191.7)
-
Step 950
950
#052D2B
oklch(27% 0.043 190)
#C9EFEC 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) | #EAEBEC | 0.042 |
| Deuteranopia (no green cones) | #E3E5ED | 0.040 |
| Tritanopia (no blue cones) | #BEF1EE | 0.013 |
| Achromatopsia (no color) | #E7E7E7 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9EFEC
#C9EFEC
oklch(92.4% 0.04 190.6)
- #FFDCE0
#FFDCE0
oklch(92.5% 0.039 10.1)
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 #C9EFEC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Sky Blue #BDF6FE ΔE 0.026
- Diamond #B9F2FF ΔE 0.028
- Pale Turquoise #AFEEEE ΔE 0.030
- Duck Egg Blue #C3FBF4 ΔE 0.030
- Pale Silver #D8E2DC ΔE 0.036
- Eggshell Blue #C4FFF7 ΔE 0.040
- Light Light Blue #CAFFFB ΔE 0.041
- Platinum #E0E1DD ΔE 0.042
Use #C9EFEC 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.