#C9F390
Closest named color: Pistachio (#C0FA8B). oklch(91.2% 0.134 127.6), rgb(201, 243, 144).
Aa
Black text reads best on this color (16.70:1).
About this color
#C9F390 is a very light, moderately saturated green. In OKLCH its lightness is 91%, its chroma 0.134 and its hue 128°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pistachio (#C0FA8B), ΔE 0.023 away. Black text reads best on it, at 16.70:1.
| Hue family | Greens |
| Lightness | very light (91%) |
| Chroma | moderately saturated (0.134) |
| Temperature | in between |
| Nearest name | Pistachio (#C0FA8B) |
| Black text | 16.70:1 |
| White text | 1.25:1 |
Values
| HEX | #C9F390 |
| RGB | rgb(201, 243, 144) |
| HSL | hsl(85, 80%, 76%) |
| OKLCH | oklch(91.2% 0.134 127.6) |
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 #C9F390 | 1.25:1 | Fails | Lc -14.7 | Not readable |
| Black text on #C9F390 | 16.70:1 | AAA | Lc 90.9 | Preferred for body text |
| #C9F390 text on white | 1.25:1 | Fails | Lc 12.7 | Not readable |
| #C9F390 text on black | 16.70:1 | AAA | Lc -91.3 | 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
#F1F9E8
oklch(97.2% 0.024 127.6)
-
Step 100
100 (this color)
#C9F390
oklch(91.2% 0.134 127.6)
-
Step 200
200
#C7E6A1
oklch(88.6% 0.097 127.9)
-
Step 300
300
#A1D44E
oklch(80.8% 0.171 127.6)
-
Step 400
400
#80B400
oklch(70.7% 0.183 127.5)
-
Step 500
500
#6D9B00
oklch(63.2% 0.165 127.7)
-
Step 600
600
#5B8200
oklch(55.6% 0.145 127.6)
-
Step 700
700
#4C6D00
oklch(49.1% 0.127 127.5)
-
Step 800
800
#3D5900
oklch(42.6% 0.111 127.7)
-
Step 900
900
#334A00
oklch(37.6% 0.097 127.1)
-
Step 950
950
#1D2C00
oklch(26.9% 0.069 127)
#C9F390 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) | #FCE788 | 0.069 |
| Deuteranopia (no green cones) | #F6E495 | 0.070 |
| Tritanopia (no blue cones) | #CEEBDB | 0.105 |
| Achromatopsia (no color) | #E5E5E5 | 0.134 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9F390
#C9F390
oklch(91.2% 0.134 127.6)
- #ECD9FF
#ECD9FF
oklch(91.2% 0.055 307.8)
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 #C9F390, closest first.
No curated palette has a color within ΔE 0.04 of #C9F390.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pistachio #C0FA8B ΔE 0.023
- Washed Out Green #BCF5A6 ΔE 0.026
- Celery #C1FD95 ΔE 0.026
- Pale Light Green #B1FC99 ΔE 0.032
- Light Pastel Green #B2FBA5 ΔE 0.032
- Light Yellow Green #CCFD7F ΔE 0.037
- Pastel Green #B0FF9D ΔE 0.037
- Light Pea Green #C4FE82 ΔE 0.037
Use #C9F390 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.