#9CD559
Closest named color: Yellow Green (#9ACD32). oklch(80.8% 0.166 130.1), rgb(156, 213, 89).
Aa
Black text reads best on this color (12.07:1).
About this color
#9CD559 is a light, vivid green. In OKLCH its lightness is 81%, its chroma 0.166 and its hue 130°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Yellow Green (#9ACD32), ΔE 0.031 away. Black text reads best on it, at 12.07:1.
| Hue family | Greens |
| Lightness | light (81%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Yellow Green (#9ACD32) |
| Black text | 12.07:1 |
| White text | 1.73:1 |
Values
| HEX | #9CD559 |
| RGB | rgb(156, 213, 89) |
| HSL | hsl(88, 60%, 59%) |
| OKLCH | oklch(80.8% 0.166 130.1) |
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 #9CD559 | 1.73:1 | Fails | Lc -35.3 | Non-text elements, placeholder text |
| Black text on #9CD559 | 12.07:1 | AAA | Lc 72.4 | Content text, not long reading |
| #9CD559 text on white | 1.73:1 | Fails | Lc 31.4 | Non-text elements, placeholder text |
| #9CD559 text on black | 12.07:1 | AAA | Lc -71.3 | Content text, not long reading |
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 300.
-
Step 50
50
#F0F9E9
oklch(97.1% 0.023 131.1)
-
Step 100
100
#DFF1D0
oklch(93.6% 0.048 130.8)
-
Step 200
200
#C5E6A6
oklch(88.5% 0.092 130.3)
-
Step 300
300 (this color)
#9CD559
oklch(80.8% 0.166 130.1)
-
Step 400
400
#77B600
oklch(70.6% 0.19 130.1)
-
Step 500
500
#669C00
oklch(63% 0.17 129.9)
-
Step 600
600
#558300
oklch(55.5% 0.149 129.9)
-
Step 700
700
#466E00
oklch(48.9% 0.132 130.2)
-
Step 800
800
#395B00
oklch(42.8% 0.116 130.2)
-
Step 900
900
#2F4B00
oklch(37.6% 0.101 129.8)
-
Step 950
950
#1A2D00
oklch(27% 0.073 130.1)
#9CD559 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) | #DEC74C | 0.089 |
| Deuteranopia (no green cones) | #D6C362 | 0.090 |
| Tritanopia (no blue cones) | #9FCDBA | 0.127 |
| Achromatopsia (no color) | #C4C4C4 | 0.166 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9CD559
#9CD559
oklch(80.8% 0.166 130.1)
- #DAA8FF
#DAA8FF
oklch(80.8% 0.13 310)
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 #9CD559, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Yellow Green #9ACD32 ΔE 0.031
- Slime Green #99CC04 ΔE 0.044
- Pale Olive Green #B1D27B ΔE 0.049
- Fresh Green #69D84F ΔE 0.053
- Light Moss Green #A6C875 ΔE 0.054
- Kiwi Green #8EE53F ΔE 0.054
- Pea #A4BF20 ΔE 0.059
- Apple Green #76CD26 ΔE 0.062
Use #9CD559 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.