#99B371
Closest named color: Lichen (#8FB67B). oklch(73.1% 0.094 126.1), rgb(153, 179, 113).
Aa
Black text reads best on this color (9.04:1).
About this color
#99B371 is a medium-light, moderately saturated green. In OKLCH its lightness is 73%, its chroma 0.094 and its hue 126°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Lichen (#8FB67B), ΔE 0.015 away. Black text reads best on it, at 9.04:1.
| Hue family | Greens |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.094) |
| Temperature | in between |
| Nearest name | Lichen (#8FB67B) |
| Black text | 9.04:1 |
| White text | 2.32:1 |
Values
| HEX | #99B371 |
| RGB | rgb(153, 179, 113) |
| HSL | hsl(84, 30%, 57%) |
| OKLCH | oklch(73.1% 0.094 126.1) |
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 #99B371 | 2.32:1 | Fails | Lc -50.7 | Large or bold text, headings |
| Black text on #99B371 | 9.04:1 | AAA | Lc 58.2 | Large or bold text, headings |
| #99B371 text on white | 2.32:1 | Fails | Lc 45.8 | Large or bold text, headings |
| #99B371 text on black | 9.04:1 | AAA | Lc -56.3 | Large or bold text, headings |
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 400.
-
Step 50
50
#F4F6F1
oklch(97% 0.007 124.4)
-
Step 100
100
#E7ECE0
oklch(93.6% 0.017 125.3)
-
Step 200
200
#D4DDC6
oklch(88.4% 0.032 124.5)
-
Step 300
300
#B7C89F
oklch(80.9% 0.059 126)
-
Step 400
400 (this color)
#99B371
oklch(73.1% 0.094 126.1)
-
Step 500
500
#77963F
oklch(63% 0.12 126.1)
-
Step 600
600
#608019
oklch(55.6% 0.131 126)
-
Step 700
700
#4F6C08
oklch(49% 0.122 126.2)
-
Step 800
800
#41580E
oklch(42.6% 0.1 126)
-
Step 900
900
#374915
oklch(37.8% 0.079 126.2)
-
Step 950
950
#202B0E
oklch(27.1% 0.05 126.8)
#99B371 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) | #BAAB6C | 0.048 |
| Deuteranopia (no green cones) | #B6AA74 | 0.047 |
| Tritanopia (no blue cones) | #9DADA2 | 0.075 |
| Achromatopsia (no color) | #AAAAAA | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99B371
#99B371
oklch(73.1% 0.094 126.1)
- #B799D7
#B799D7
oklch(73.2% 0.093 306.3)
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 #99B371, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Lichen #8FB67B ΔE 0.015
- Sage Green #88B378 ΔE 0.021
- Sage #87AE73 ΔE 0.028
- Faded Green #7BB274 ΔE 0.036
- Dark Sea Green #8FBC8F ΔE 0.037
- Tan Green #A9BE70 ΔE 0.039
- Muted Teal #90B494 ΔE 0.045
- Light Olive #ACBF69 ΔE 0.046
Use #99B371 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.