#C9F7FF
Closest named color: Pale Sky Blue (#BDF6FE). oklch(94.7% 0.048 209.3), rgb(201, 247, 255).
Aa
Black text reads best on this color (18.23:1).
About this color
#C9F7FF is a very light, muted teal or cyan. In OKLCH its lightness is 95%, its chroma 0.048 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Sky Blue (#BDF6FE), ΔE 0.014 away. Black text reads best on it, at 18.23:1.
| Hue family | Teals and cyans |
| Lightness | very light (95%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Pale Sky Blue (#BDF6FE) |
| Black text | 18.23:1 |
| White text | 1.15:1 |
Values
| HEX | #C9F7FF |
| RGB | rgb(201, 247, 255) |
| HSL | hsl(189, 100%, 89%) |
| OKLCH | oklch(94.7% 0.048 209.3) |
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 #C9F7FF | 1.15:1 | Fails | Lc -8.4 | Not readable |
| Black text on #C9F7FF | 18.23:1 | AAA | Lc 96.5 | Preferred for body text |
| #C9F7FF text on white | 1.15:1 | Fails | Lc 0.0 | Not readable |
| #C9F7FF text on black | 18.23:1 | AAA | Lc -97.3 | 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
#EFF7F8
oklch(97% 0.009 205.9)
-
Step 100
100 (this color)
#C9F7FF
oklch(94.7% 0.048 209.3)
-
Step 200
200
#C0E0E5
oklch(88.5% 0.034 208)
-
Step 300
300
#91CCD6
oklch(80.8% 0.062 209.1)
-
Step 400
400
#46B1C2
oklch(70.6% 0.099 209.7)
-
Step 500
500
#009BAD
oklch(63.1% 0.109 209.2)
-
Step 600
600
#008292
oklch(55.6% 0.096 209.8)
-
Step 700
700
#006D7B
oklch(49% 0.085 210.2)
-
Step 800
800
#005A65
oklch(42.8% 0.074 209.1)
-
Step 900
900
#004B54
oklch(37.8% 0.065 208.5)
-
Step 950
950
#002C33
oklch(26.9% 0.047 211.1)
#C9F7FF 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) | #EFF3FF | 0.047 |
| Deuteranopia (no green cones) | #E5ECFF | 0.042 |
| Tritanopia (no blue cones) | #B9FBF9 | 0.023 |
| Achromatopsia (no color) | #EFEFEF | 0.049 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9F7FF
#C9F7FF
oklch(94.7% 0.048 209.3)
- #FFE7E3
#FFE7E3
oklch(94.6% 0.027 28.9)
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 #C9F7FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Sky Blue #BDF6FE ΔE 0.014
- Pale Blue #D0FEFE ΔE 0.021
- Duck Egg Blue #C3FBF4 ΔE 0.022
- Diamond #B9F2FF ΔE 0.024
- Light Light Blue #CAFFFB ΔE 0.024
- Really Light Blue #D4FFFF ΔE 0.026
- Very Light Blue #D5FFFF ΔE 0.027
- Eggshell Blue #C4FFF7 ΔE 0.027
Use #C9F7FF 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.