#99BB99
Closest named color: Dark Sea Green (#8FBC8F). oklch(75.8% 0.06 144.9), rgb(153, 187, 153).
Aa
Black text reads best on this color (9.92:1).
About this color
#99BB99 is a medium-light, muted green. In OKLCH its lightness is 76%, its chroma 0.060 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 0.020 away. Black text reads best on it, at 9.92:1.
| Hue family | Greens |
| Lightness | medium-light (76%) |
| Chroma | muted (0.060) |
| Temperature | in between |
| Nearest name | Dark Sea Green (#8FBC8F) |
| Black text | 9.92:1 |
| White text | 2.11:1 |
Values
| HEX | #99BB99 |
| RGB | rgb(153, 187, 153) |
| HSL | hsl(120, 20%, 67%) |
| OKLCH | oklch(75.8% 0.06 144.9) |
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 #99BB99 | 2.11:1 | Fails | Lc -46.1 | Large or bold text, headings |
| Black text on #99BB99 | 9.92:1 | AAA | Lc 62.5 | Content text, not long reading |
| #99BB99 text on white | 2.11:1 | Fails | Lc 41.5 | Non-text elements, placeholder text |
| #99BB99 text on black | 9.92:1 | AAA | Lc -60.8 | 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 400.
-
Step 50
50
#F3F6F3
oklch(97% 0.005 145.5)
-
Step 100
100
#E6ECE5
oklch(93.7% 0.011 141.3)
-
Step 200
200
#D1DDD1
oklch(88.5% 0.021 145.4)
-
Step 300
300
#B2C7B2
oklch(80.8% 0.037 145.2)
-
Step 400
400 (this color)
#99BB99
oklch(75.8% 0.06 144.9)
-
Step 500
500
#6C966C
oklch(63.1% 0.077 144.6)
-
Step 600
600
#538054
oklch(55.5% 0.083 144.9)
-
Step 700
700
#436C44
oklch(49% 0.078 144.8)
-
Step 800
800
#385838
oklch(42.6% 0.064 144.3)
-
Step 900
900
#304931
oklch(37.8% 0.051 145.4)
-
Step 950
950
#1D2B1D
oklch(27.2% 0.032 144.6)
#99BB99 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) | #BDB497 | 0.049 |
| Deuteranopia (no green cones) | #B7B19B | 0.047 |
| Tritanopia (no blue cones) | #96B9B1 | 0.036 |
| Achromatopsia (no color) | #B2B2B2 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99BB99
#99BB99
oklch(75.8% 0.06 144.9)
- #C5A4C6
#C5A4C6
oklch(75.9% 0.06 325.2)
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 #99BB99, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sea Green #8FBC8F ΔE 0.020
- Muted Teal #90B494 ΔE 0.023
- Lichen #8FB67B ΔE 0.042
- Pale Teal #82CBB2 ΔE 0.048
- Sage Green #88B378 ΔE 0.051
- Bland #AFA88B ΔE 0.053
- Putty #BEAE8A ΔE 0.055
- Tan Green #A9BE70 ΔE 0.056
Use #99BB99 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.