#C9F59C
Closest named color: Washed Out Green (#BCF5A6). oklch(91.9% 0.124 129.9), rgb(201, 245, 156).
Aa
Black text reads best on this color (17.02:1).
About this color
#C9F59C is a very light, moderately saturated green. In OKLCH its lightness is 92%, its chroma 0.124 and its hue 130°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Washed Out Green (#BCF5A6), ΔE 0.017 away. Black text reads best on it, at 17.02:1.
| Hue family | Greens |
| Lightness | very light (92%) |
| Chroma | moderately saturated (0.124) |
| Temperature | in between |
| Nearest name | Washed Out Green (#BCF5A6) |
| Black text | 17.02:1 |
| White text | 1.23:1 |
Values
| HEX | #C9F59C |
| RGB | rgb(201, 245, 156) |
| HSL | hsl(90, 82%, 79%) |
| OKLCH | oklch(91.9% 0.124 129.9) |
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 #C9F59C | 1.23:1 | Fails | Lc -13.3 | Not readable |
| Black text on #C9F59C | 17.02:1 | AAA | Lc 92.1 | Preferred for body text |
| #C9F59C text on white | 1.23:1 | Fails | Lc 11.5 | Not readable |
| #C9F59C text on black | 17.02:1 | AAA | Lc -92.5 | 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
#F1F9EA
oklch(97.2% 0.021 130)
-
Step 100
100 (this color)
#C9F59C
oklch(91.9% 0.124 129.9)
-
Step 200
200
#C6E5A8
oklch(88.4% 0.087 129.9)
-
Step 300
300
#9ED45F
oklch(80.8% 0.158 130)
-
Step 400
400
#78B600
oklch(70.7% 0.19 129.9)
-
Step 500
500
#669C00
oklch(63% 0.17 129.9)
-
Step 600
600
#558300
oklch(55.5% 0.149 129.9)
-
Step 700
700
#476E00
oklch(49% 0.131 129.8)
-
Step 800
800
#395A00
oklch(42.6% 0.114 129.9)
-
Step 900
900
#2F4B00
oklch(37.6% 0.101 129.8)
-
Step 950
950
#1A2D00
oklch(27% 0.073 130.1)
#C9F59C 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) | #FDE996 | 0.070 |
| Deuteranopia (no green cones) | #F6E6A1 | 0.069 |
| Tritanopia (no blue cones) | #CCEEDF | 0.094 |
| Achromatopsia (no color) | #E7E7E7 | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C9F59C
#C9F59C
oklch(91.9% 0.124 129.9)
- #EFDBFF
#EFDBFF
oklch(91.9% 0.053 310.1)
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 #C9F59C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Washed Out Green #BCF5A6 ΔE 0.017
- Celery #C1FD95 ΔE 0.027
- Light Pastel Green #B2FBA5 ΔE 0.027
- Light Light Green #C8FFB0 ΔE 0.029
- Pistachio #C0FA8B ΔE 0.029
- Celadon #BEFDB7 ΔE 0.032
- Pale Light Green #B1FC99 ΔE 0.032
- Pastel Green #B0FF9D ΔE 0.036
Use #C9F59C 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.