#C9F8DB
Closest named color: Pale Aqua (#B8FFEB). oklch(93.9% 0.062 157.9), rgb(201, 248, 219).
Aa
Black text reads best on this color (17.93:1).
About this color
#C9F8DB is a very light, muted green. In OKLCH its lightness is 94%, its chroma 0.062 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pale Aqua (#B8FFEB), ΔE 0.026 away. Black text reads best on it, at 17.93:1.
| Hue family | Greens |
| Lightness | very light (94%) |
| Chroma | muted (0.062) |
| Temperature | in between |
| Nearest name | Pale Aqua (#B8FFEB) |
| Black text | 17.93:1 |
| White text | 1.17:1 |
Values
| HEX | #C9F8DB |
| RGB | rgb(201, 248, 219) |
| HSL | hsl(143, 77%, 88%) |
| OKLCH | oklch(93.9% 0.062 157.9) |
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 #C9F8DB | 1.17:1 | Fails | Lc -9.6 | Not readable |
| Black text on #C9F8DB | 17.93:1 | AAA | Lc 95.4 | Preferred for body text |
| #C9F8DB text on white | 1.17:1 | Fails | Lc 8.1 | Not readable |
| #C9F8DB text on black | 17.93:1 | AAA | Lc -96.1 | 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)
#C9F8DB
oklch(93.9% 0.062 157.9)
-
Step 200
200
#C2E3CE
oklch(88.6% 0.045 157.4)
-
Step 300
300
#95D1AD
oklch(81% 0.08 157.7)
-
Step 400
400
#4FB881
oklch(70.6% 0.127 157.7)
-
Step 500
500
#00A366
oklch(63% 0.147 158.1)
-
Step 600
600
#008955
oklch(55.5% 0.129 158.2)
-
Step 700
700
#007446
oklch(49.2% 0.116 157.5)
-
Step 800
800
#005F39
oklch(42.8% 0.1 157.9)
-
Step 900
900
#004F2F
oklch(37.7% 0.088 158.2)
-
Step 950
950
#002F1A
oklch(26.9% 0.063 158.2)
#C9F8DB 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) | #F7F0DA | 0.059 |
| Deuteranopia (no green cones) | #EFEBDD | 0.056 |
| Tritanopia (no blue cones) | #C1F7EF | 0.028 |
| Achromatopsia (no color) | #EDEDED | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9F8DB
#C9F8DB
oklch(93.9% 0.062 157.9)
- #FFE0F5
#FFE0F5
oklch(93.8% 0.044 337.7)
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 #C9F8DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Aqua #B8FFEB ΔE 0.026
- Duck Egg Blue #C3FBF4 ΔE 0.032
- Eggshell Blue #C4FFF7 ΔE 0.035
- Pale Cyan #B7FFFA ΔE 0.041
- Light Light Blue #CAFFFB ΔE 0.041
- Ice #D6FFFA ΔE 0.045
- Very Pale Green #CFFDBC ΔE 0.046
- Pale Blue #D0FEFE ΔE 0.047
Use #C9F8DB 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.