#C9FFE3
Closest named color: Pale Aqua (#B8FFEB). oklch(95.5% 0.066 162.3), rgb(201, 255, 227).
Aa
Black text reads best on this color (18.89:1).
About this color
#C9FFE3 is a very light, muted green. In OKLCH its lightness is 96%, its chroma 0.066 and its hue 162°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pale Aqua (#B8FFEB), ΔE 0.020 away. Black text reads best on it, at 18.89:1.
| Hue family | Greens |
| Lightness | very light (96%) |
| Chroma | muted (0.066) |
| Temperature | in between |
| Nearest name | Pale Aqua (#B8FFEB) |
| Black text | 18.89:1 |
| White text | 1.11:1 |
Values
| HEX | #C9FFE3 |
| RGB | rgb(201, 255, 227) |
| HSL | hsl(149, 100%, 89%) |
| OKLCH | oklch(95.5% 0.066 162.3) |
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 #C9FFE3 | 1.11:1 | Fails | Lc 0.0 | Not readable |
| Black text on #C9FFE3 | 18.89:1 | AAA | Lc 98.8 | Preferred for body text |
| #C9FFE3 text on white | 1.11:1 | Fails | Lc 0.0 | Not readable |
| #C9FFE3 text on black | 18.89:1 | AAA | Lc -99.9 | 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 50.
-
Step 50
50 (this color)
#C9FFE3
oklch(95.5% 0.066 162.3)
-
Step 100
100
#DCEFE5
oklch(93.5% 0.024 163.1)
-
Step 200
200
#BEE3D0
oklch(88.4% 0.047 163)
-
Step 300
300
#8DD2B0
oklch(80.8% 0.085 162.3)
-
Step 400
400
#37BB86
oklch(70.8% 0.138 161.9)
-
Step 500
500
#00A270
oklch(63% 0.137 162.6)
-
Step 600
600
#00895D
oklch(55.7% 0.122 162)
-
Step 700
700
#00734E
oklch(49.1% 0.107 162.4)
-
Step 800
800
#005E3F
oklch(42.6% 0.093 162.3)
-
Step 900
900
#004F34
oklch(37.8% 0.083 162.1)
-
Step 950
950
#002F1D
oklch(27% 0.059 161.7)
#C9FFE3 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) | #FDF7E2 | 0.065 |
| Deuteranopia (no green cones) | #F3F0E5 | 0.062 |
| Tritanopia (no blue cones) | #BFFFF7 | 0.028 |
| Achromatopsia (no color) | #F3F3F3 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9FFE3
#C9FFE3
oklch(95.5% 0.066 162.3)
- #FFE9F6
#FFE9F6
oklch(95.5% 0.029 341.3)
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 #C9FFE3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Aqua #B8FFEB ΔE 0.020
- Eggshell Blue #C4FFF7 ΔE 0.027
- Duck Egg Blue #C3FBF4 ΔE 0.029
- Light Light Blue #CAFFFB ΔE 0.033
- Pale Cyan #B7FFFA ΔE 0.034
- Ice #D6FFFA ΔE 0.036
- Pale Blue #D0FEFE ΔE 0.039
- Very Pale Blue #D6FFFE ΔE 0.041
Use #C9FFE3 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.