#99D05E
Closest named color: Yellow Green (#9ACD32). oklch(79.5% 0.156 130.7), rgb(153, 208, 94).
Aa
Black text reads best on this color (11.53:1).
About this color
#99D05E is a light, vivid green. In OKLCH its lightness is 80%, its chroma 0.156 and its hue 131°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Yellow Green (#9ACD32), ΔE 0.032 away. Black text reads best on it, at 11.53:1.
| Hue family | Greens |
| Lightness | light (80%) |
| Chroma | vivid (0.156) |
| Temperature | in between |
| Nearest name | Yellow Green (#9ACD32) |
| Black text | 11.53:1 |
| White text | 1.82:1 |
Values
| HEX | #99D05E |
| RGB | rgb(153, 208, 94) |
| HSL | hsl(89, 55%, 59%) |
| OKLCH | oklch(79.5% 0.156 130.7) |
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 #99D05E | 1.82:1 | Fails | Lc -37.9 | Non-text elements, placeholder text |
| Black text on #99D05E | 11.53:1 | AAA | Lc 70.0 | Content text, not long reading |
| #99D05E text on white | 1.82:1 | Fails | Lc 33.8 | Non-text elements, placeholder text |
| #99D05E text on black | 11.53:1 | AAA | Lc -68.8 | 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
#F1F9EA
oklch(97.2% 0.021 130)
-
Step 100
100
#E0F1D1
oklch(93.7% 0.046 130.2)
-
Step 200
200
#C6E5A9
oklch(88.4% 0.086 130.2)
-
Step 300
300 (this color)
#99D05E
oklch(79.5% 0.156 130.7)
-
Step 400
400
#75B700
oklch(70.7% 0.193 130.7)
-
Step 500
500
#649D00
oklch(63.2% 0.172 130.7)
-
Step 600
600
#538400
oklch(55.7% 0.152 130.8)
-
Step 700
700
#456F00
oklch(49.2% 0.134 130.8)
-
Step 800
800
#385B00
oklch(42.8% 0.116 130.7)
-
Step 900
900
#2E4C00
oklch(37.8% 0.103 130.7)
-
Step 950
950
#192D00
oklch(27% 0.074 130.9)
#99D05E 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) | #D8C353 | 0.085 |
| Deuteranopia (no green cones) | #D1BF66 | 0.086 |
| Tritanopia (no blue cones) | #9CC8B7 | 0.120 |
| Achromatopsia (no color) | #C0C0C0 | 0.157 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99D05E
#99D05E
oklch(79.5% 0.156 130.7)
- #D9A1FF
#D9A1FF
oklch(79.5% 0.141 310.8)
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 #99D05E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Yellow Green #9ACD32 ΔE 0.032
- Light Moss Green #A6C875 ΔE 0.042
- Pale Olive Green #B1D27B ΔE 0.046
- Slime Green #99CC04 ΔE 0.046
- Light Olive Green #A4BE5C ΔE 0.049
- Pea #A4BF20 ΔE 0.051
- Fresh Green #69D84F ΔE 0.056
- Light Olive #ACBF69 ΔE 0.056
Use #99D05E 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.