#9EC240
Closest named color: Pea (#A4BF20). oklch(76.3% 0.16 123.5), rgb(158, 194, 64).
Aa
Black text reads best on this color (10.24:1).
About this color
#9EC240 is a medium-light, vivid yellow. In OKLCH its lightness is 76%, its chroma 0.160 and its hue 124°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pea (#A4BF20), ΔE 0.017 away. Black text reads best on it, at 10.24:1.
| Hue family | Yellows |
| Lightness | medium-light (76%) |
| Chroma | vivid (0.160) |
| Temperature | in between |
| Nearest name | Pea (#A4BF20) |
| Black text | 10.24:1 |
| White text | 2.04:1 |
Values
| HEX | #9EC240 |
| RGB | rgb(158, 194, 64) |
| HSL | hsl(77, 52%, 51%) |
| OKLCH | oklch(76.3% 0.16 123.5) |
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 #9EC240 | 2.04:1 | Fails | Lc -44.3 | Non-text elements, placeholder text |
| Black text on #9EC240 | 10.24:1 | AAA | Lc 64.1 | Content text, not long reading |
| #9EC240 text on white | 2.04:1 | Fails | Lc 39.8 | Non-text elements, placeholder text |
| #9EC240 text on black | 10.24:1 | AAA | Lc -62.5 | 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
#F2F8E9
oklch(97.1% 0.021 124.7)
-
Step 100
100
#E3F0CE
oklch(93.7% 0.047 124.4)
-
Step 200
200
#CDE4A2
oklch(88.6% 0.09 123.8)
-
Step 300
300 (this color)
#9EC240
oklch(76.3% 0.16 123.5)
-
Step 400
400
#8BB100
oklch(70.6% 0.175 123.7)
-
Step 500
500
#779800
oklch(63.1% 0.156 123.6)
-
Step 600
600
#648000
oklch(55.8% 0.138 123.5)
-
Step 700
700
#536B00
oklch(49% 0.121 123.6)
-
Step 800
800
#445800
oklch(42.8% 0.106 123.5)
-
Step 900
900
#384900
oklch(37.7% 0.093 123.4)
-
Step 950
950
#202B00
oklch(26.9% 0.066 123.3)
#9EC240 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) | #CDB62D | 0.067 |
| Deuteranopia (no green cones) | #C8B54A | 0.068 |
| Tritanopia (no blue cones) | #A5B9A8 | 0.131 |
| Achromatopsia (no color) | #B5B5B5 | 0.160 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #9EC240
#9EC240
oklch(76.3% 0.16 123.5)
- #C698FF
#C698FF
oklch(76.2% 0.15 303.6)
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 #9EC240, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pea #A4BF20 ΔE 0.017
- Bright Olive #9CBB04 ΔE 0.028
- Light Olive Green #A4BE5C ΔE 0.032
- Yellow Green #9ACD32 ΔE 0.034
- Mustard Green #A8B504 ΔE 0.036
- Slime Green #99CC04 ΔE 0.042
- Light Olive #ACBF69 ΔE 0.048
- Olive Yellow #C2B709 ΔE 0.051
Use #9EC240 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.