#C9F8DD
Closest named color: Pale Aqua (#B8FFEB). oklch(93.9% 0.06 159.8), rgb(201, 248, 221).
Aa
Black text reads best on this color (17.95:1).
About this color
#C9F8DD is a very light, muted green. In OKLCH its lightness is 94%, its chroma 0.060 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pale Aqua (#B8FFEB), ΔE 0.025 away. Black text reads best on it, at 17.95:1.
| Hue family | Greens |
| Lightness | very light (94%) |
| Chroma | muted (0.060) |
| Temperature | in between |
| Nearest name | Pale Aqua (#B8FFEB) |
| Black text | 17.95:1 |
| White text | 1.16:1 |
Values
| HEX | #C9F8DD |
| RGB | rgb(201, 248, 221) |
| HSL | hsl(146, 77%, 88%) |
| OKLCH | oklch(93.9% 0.06 159.8) |
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 #C9F8DD | 1.16:1 | Fails | Lc -9.5 | Not readable |
| Black text on #C9F8DD | 17.95:1 | AAA | Lc 95.5 | Preferred for body text |
| #C9F8DD text on white | 1.16:1 | Fails | Lc 8.1 | Not readable |
| #C9F8DD text on black | 17.95:1 | AAA | Lc -96.2 | 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
#F0F8F3
oklch(97.2% 0.011 158.8)
-
Step 100
100 (this color)
#C9F8DD
oklch(93.9% 0.06 159.8)
-
Step 200
200
#C2E2CF
oklch(88.4% 0.043 159.4)
-
Step 300
300
#95D1AF
oklch(81% 0.078 159.2)
-
Step 400
400
#4EB885
oklch(70.7% 0.124 159.7)
-
Step 500
500
#00A36A
oklch(63.1% 0.143 159.7)
-
Step 600
600
#008959
oklch(55.6% 0.126 160)
-
Step 700
700
#00734A
oklch(49% 0.111 160)
-
Step 800
800
#005F3C
oklch(42.8% 0.097 159.8)
-
Step 900
900
#004F31
oklch(37.7% 0.086 159.7)
-
Step 950
950
#002F1C
oklch(26.9% 0.06 160.5)
#C9F8DD 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) | #F7F1DC | 0.058 |
| Deuteranopia (no green cones) | #EEEBDE | 0.055 |
| Tritanopia (no blue cones) | #C1F8F0 | 0.026 |
| Achromatopsia (no color) | #EDEDED | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9F8DD
#C9F8DD
oklch(93.9% 0.06 159.8)
- #FFE1F4
#FFE1F4
oklch(94% 0.041 339.6)
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 #C9F8DD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Aqua #B8FFEB ΔE 0.025
- Duck Egg Blue #C3FBF4 ΔE 0.029
- Eggshell Blue #C4FFF7 ΔE 0.033
- Pale Cyan #B7FFFA ΔE 0.039
- Light Light Blue #CAFFFB ΔE 0.039
- Ice #D6FFFA ΔE 0.043
- Pale Blue #D0FEFE ΔE 0.045
- Pale Sky Blue #BDF6FE ΔE 0.048
Use #C9F8DD 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.