#99C299
Closest named color: Dark Sea Green (#8FBC8F). oklch(77.3% 0.072 144.8), rgb(153, 194, 153).
Aa
Black text reads best on this color (10.53:1).
About this color
#99C299 is a medium-light, moderately saturated green. In OKLCH its lightness is 77%, its chroma 0.072 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sea Green (#8FBC8F), ΔE 0.024 away. Black text reads best on it, at 10.53:1.
| Hue family | Greens |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.072) |
| Temperature | in between |
| Nearest name | Dark Sea Green (#8FBC8F) |
| Black text | 10.53:1 |
| White text | 1.99:1 |
Values
| HEX | #99C299 |
| RGB | rgb(153, 194, 153) |
| HSL | hsl(120, 25%, 68%) |
| OKLCH | oklch(77.3% 0.072 144.8) |
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 #99C299 | 1.99:1 | Fails | Lc -43.0 | Non-text elements, placeholder text |
| Black text on #99C299 | 10.53:1 | AAA | Lc 65.4 | Content text, not long reading |
| #99C299 text on white | 1.99:1 | Fails | Lc 38.6 | Non-text elements, placeholder text |
| #99C299 text on black | 10.53:1 | AAA | Lc -63.8 | 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
#F2F7F1
oklch(97.1% 0.01 140.5)
-
Step 100
100
#E2EEE1
oklch(93.7% 0.021 143.2)
-
Step 200
200
#C9E1C9
oklch(88.5% 0.041 145.2)
-
Step 300
300 (this color)
#99C299
oklch(77.3% 0.072 144.8)
-
Step 400
400
#71B472
oklch(70.8% 0.117 144.5)
-
Step 500
500
#46A04C
oklch(63.1% 0.148 144.8)
-
Step 600
600
#1F8A2E
oklch(55.5% 0.16 144.9)
-
Step 700
700
#0D7520
oklch(49.1% 0.149 144.9)
-
Step 800
800
#125F1D
oklch(42.6% 0.123 144.9)
-
Step 900
900
#194E1E
oklch(37.6% 0.096 145)
-
Step 950
950
#102E12
oklch(27% 0.062 144.9)
#99C299 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) | #C4BA97 | 0.058 |
| Deuteranopia (no green cones) | #BDB69B | 0.056 |
| Tritanopia (no blue cones) | #95C0B7 | 0.044 |
| Achromatopsia (no color) | #B8B8B8 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99C299
#99C299
oklch(77.3% 0.072 144.8)
- #CDA6CF
#CDA6CF
oklch(77.3% 0.072 324.7)
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 #99C299, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sea Green #8FBC8F ΔE 0.024
- Pale Teal #82CBB2 ΔE 0.038
- Muted Teal #90B494 ΔE 0.041
- Lichen #8FB67B ΔE 0.047
- Tan Green #A9BE70 ΔE 0.049
- Seafoam Blue #78D1B6 ΔE 0.051
- Medium Aquamarine #66CDAA ΔE 0.053
- Tiffany Blue #94D2BD ΔE 0.054
Use #99C299 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.