#9EC559
Closest named color: Light Olive Green (#A4BE5C). oklch(77.2% 0.143 126.1), rgb(158, 197, 89).
Aa
Black text reads best on this color (10.58:1).
About this color
#9EC559 is a medium-light, vivid green. In OKLCH its lightness is 77%, its chroma 0.143 and its hue 126°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Olive Green (#A4BE5C), ΔE 0.021 away. Black text reads best on it, at 10.58:1.
| Hue family | Greens |
| Lightness | medium-light (77%) |
| Chroma | vivid (0.143) |
| Temperature | in between |
| Nearest name | Light Olive Green (#A4BE5C) |
| Black text | 10.58:1 |
| White text | 1.98:1 |
Values
| HEX | #9EC559 |
| RGB | rgb(158, 197, 89) |
| HSL | hsl(82, 48%, 56%) |
| OKLCH | oklch(77.2% 0.143 126.1) |
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 #9EC559 | 1.98:1 | Fails | Lc -42.7 | Non-text elements, placeholder text |
| Black text on #9EC559 | 10.58:1 | AAA | Lc 65.7 | Content text, not long reading |
| #9EC559 text on white | 1.98:1 | Fails | Lc 38.2 | Non-text elements, placeholder text |
| #9EC559 text on black | 10.58:1 | AAA | Lc -64.1 | 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
#F2F8EA
oklch(97.1% 0.019 125.8)
-
Step 100
100
#E3EFD2
oklch(93.5% 0.04 125.5)
-
Step 200
200
#CCE3AA
oklch(88.5% 0.079 125.8)
-
Step 300
300 (this color)
#9EC559
oklch(77.2% 0.143 126.1)
-
Step 400
400
#84B300
oklch(70.7% 0.18 126.2)
-
Step 500
500
#719900
oklch(63% 0.16 126)
-
Step 600
600
#5E8100
oklch(55.6% 0.142 126.3)
-
Step 700
700
#4F6C00
oklch(49% 0.125 125.9)
-
Step 800
800
#405900
oklch(42.8% 0.109 126.1)
-
Step 900
900
#354A00
oklch(37.7% 0.096 125.9)
-
Step 950
950
#1E2C00
oklch(27% 0.069 126.1)
#9EC559 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) | #CEB94E | 0.068 |
| Deuteranopia (no green cones) | #C9B760 | 0.070 |
| Tritanopia (no blue cones) | #A3BDAD | 0.114 |
| Achromatopsia (no color) | #B8B8B8 | 0.144 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9EC559
#9EC559
oklch(77.2% 0.143 126.1)
- #CC9CFD
#CC9CFD
oklch(77.3% 0.143 306.1)
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 #9EC559, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Olive Green #A4BE5C ΔE 0.021
- Light Moss Green #A6C875 ΔE 0.032
- Light Olive #ACBF69 ΔE 0.033
- Pea #A4BF20 ΔE 0.036
- Tan Green #A9BE70 ΔE 0.040
- Yellow Green #9ACD32 ΔE 0.042
- Bright Olive #9CBB04 ΔE 0.048
- Mustard Green #A8B504 ΔE 0.051
Use #9EC559 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.