#99C845
Closest named color: Yellow Green (#9ACD32). oklch(77.4% 0.166 126.9), rgb(153, 200, 69).
Aa
Black text reads best on this color (10.70:1).
About this color
#99C845 is a medium-light, vivid green. In OKLCH its lightness is 77%, its chroma 0.166 and its hue 127°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Yellow Green (#9ACD32), ΔE 0.021 away. Black text reads best on it, at 10.70:1.
| Hue family | Greens |
| Lightness | medium-light (77%) |
| Chroma | vivid (0.166) |
| Temperature | in between |
| Nearest name | Yellow Green (#9ACD32) |
| Black text | 10.70:1 |
| White text | 1.96:1 |
Values
| HEX | #99C845 |
| RGB | rgb(153, 200, 69) |
| HSL | hsl(82, 54%, 53%) |
| OKLCH | oklch(77.4% 0.166 126.9) |
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 #99C845 | 1.96:1 | Fails | Lc -42.0 | Non-text elements, placeholder text |
| Black text on #99C845 | 10.70:1 | AAA | Lc 66.3 | Content text, not long reading |
| #99C845 text on white | 1.96:1 | Fails | Lc 37.6 | Non-text elements, placeholder text |
| #99C845 text on black | 10.70:1 | AAA | Lc -64.8 | 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
#F1F9E9
oklch(97.2% 0.023 128.7)
-
Step 100
100
#E1F0CE
oklch(93.5% 0.048 126.7)
-
Step 200
200
#C9E5A3
oklch(88.5% 0.092 126.9)
-
Step 300
300 (this color)
#99C845
oklch(77.4% 0.166 126.9)
-
Step 400
400
#82B400
oklch(70.8% 0.182 127)
-
Step 500
500
#6F9A00
oklch(63.1% 0.162 126.9)
-
Step 600
600
#5D8100
oklch(55.5% 0.142 126.6)
-
Step 700
700
#4D6D00
oklch(49.1% 0.127 127.1)
-
Step 800
800
#3F5900
oklch(42.7% 0.11 126.7)
-
Step 900
900
#344A00
oklch(37.7% 0.097 126.5)
-
Step 950
950
#1D2C00
oklch(26.9% 0.069 127)
#99C845 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) | #D2BB33 | 0.079 |
| Deuteranopia (no green cones) | #CCB84F | 0.081 |
| Tritanopia (no blue cones) | #9FBFAD | 0.133 |
| Achromatopsia (no color) | #B9B9B9 | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99C845
#99C845
oklch(77.4% 0.166 126.9)
- #CE9BFF
#CE9BFF
oklch(77.4% 0.148 306.7)
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 #99C845, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Yellow Green #9ACD32 ΔE 0.021
- Pea #A4BF20 ΔE 0.027
- Slime Green #99CC04 ΔE 0.032
- Bright Olive #9CBB04 ΔE 0.038
- Light Olive Green #A4BE5C ΔE 0.042
- Apple #6ECB3C ΔE 0.048
- Apple Green #76CD26 ΔE 0.049
- Mustard Green #A8B504 ΔE 0.050
Use #99C845 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.