#99C170
Closest named color: Tan Green (#A9BE70). oklch(76.3% 0.117 130.2), rgb(153, 193, 112).
Aa
Black text reads best on this color (10.21:1).
About this color
#99C170 is a medium-light, moderately saturated green. In OKLCH its lightness is 76%, its chroma 0.117 and its hue 130°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tan Green (#A9BE70), ΔE 0.021 away. Black text reads best on it, at 10.21:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.117) |
| Temperature | in between |
| Nearest name | Tan Green (#A9BE70) |
| Black text | 10.21:1 |
| White text | 2.05:1 |
Values
| HEX | #99C170 |
| RGB | rgb(153, 193, 112) |
| HSL | hsl(90, 40%, 60%) |
| OKLCH | oklch(76.3% 0.117 130.2) |
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 #99C170 | 2.05:1 | Fails | Lc -44.6 | Non-text elements, placeholder text |
| Black text on #99C170 | 10.21:1 | AAA | Lc 63.9 | Content text, not long reading |
| #99C170 text on white | 2.05:1 | Fails | Lc 40.0 | Non-text elements, placeholder text |
| #99C170 text on black | 10.21:1 | AAA | Lc -62.3 | 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
#F2F8ED
oklch(97.2% 0.016 130.4)
-
Step 100
100
#E2EFD7
oklch(93.6% 0.035 130.5)
-
Step 200
200
#CBE2B6
oklch(88.4% 0.064 130.1)
-
Step 300
300 (this color)
#99C170
oklch(76.3% 0.117 130.2)
-
Step 400
400
#78B611
oklch(70.7% 0.187 130.2)
-
Step 500
500
#659C00
oklch(63% 0.17 130.2)
-
Step 600
600
#548300
oklch(55.5% 0.15 130.2)
-
Step 700
700
#466F00
oklch(49.2% 0.133 130.4)
-
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)
#99C170 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) | #C8B76A | 0.065 |
| Deuteranopia (no green cones) | #C2B474 | 0.065 |
| Tritanopia (no blue cones) | #9BBBAD | 0.088 |
| Achromatopsia (no color) | #B5B5B5 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99C170
#99C170
oklch(76.3% 0.117 130.2)
- #C99DE9
#C99DE9
oklch(76.3% 0.116 310.3)
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 #99C170, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tan Green #A9BE70 ΔE 0.021
- Light Olive Green #A4BE5C ΔE 0.022
- Light Olive #ACBF69 ΔE 0.023
- Light Moss Green #A6C875 ΔE 0.027
- Lichen #8FB67B ΔE 0.040
- Soft Green #6FC276 ΔE 0.044
- Dark Sea Green #8FBC8F ΔE 0.046
- Sage Green #88B378 ΔE 0.049
Use #99C170 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.