#99DDAE
Closest named color: Hospital Green (#9BE5AA). oklch(84% 0.095 153.8), rgb(153, 221, 174).
Aa
Black text reads best on this color (13.30:1).
About this color
#99DDAE is a light, moderately saturated green. In OKLCH its lightness is 84%, its chroma 0.095 and its hue 154°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Hospital Green (#9BE5AA), ΔE 0.025 away. Black text reads best on it, at 13.30:1.
| Hue family | Greens |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.095) |
| Temperature | in between |
| Nearest name | Hospital Green (#9BE5AA) |
| Black text | 13.30:1 |
| White text | 1.57:1 |
Values
| HEX | #99DDAE |
| RGB | rgb(153, 221, 174) |
| HSL | hsl(139, 50%, 73%) |
| OKLCH | oklch(84% 0.095 153.8) |
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 #99DDAE | 1.57:1 | Fails | Lc -29.6 | Dividers and decoration only |
| Black text on #99DDAE | 13.30:1 | AAA | Lc 77.6 | Fine for body text |
| #99DDAE text on white | 1.57:1 | Fails | Lc 26.2 | Dividers and decoration only |
| #99DDAE text on black | 13.30:1 | AAA | Lc -76.8 | Fine for body text |
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
#EFF8F2
oklch(97.1% 0.012 157)
-
Step 100
100
#DDF0E2
oklch(93.7% 0.027 153.9)
-
Step 200
200
#BFE4C9
oklch(88.5% 0.053 153.5)
-
Step 300
300 (this color)
#99DDAE
oklch(84% 0.095 153.8)
-
Step 400
400
#40BB73
oklch(70.6% 0.151 153.8)
-
Step 500
500
#00A45A
oklch(63.1% 0.159 153.9)
-
Step 600
600
#008A4B
oklch(55.6% 0.14 154)
-
Step 700
700
#00743E
oklch(49% 0.124 153.9)
-
Step 800
800
#005F32
oklch(42.6% 0.107 154.1)
-
Step 900
900
#005028
oklch(37.8% 0.097 153.4)
-
Step 950
950
#003016
oklch(27.1% 0.069 153.7)
#99DDAE 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) | #DDD2AB | 0.085 |
| Deuteranopia (no green cones) | #D2CBB1 | 0.083 |
| Tritanopia (no blue cones) | #8EDBD0 | 0.049 |
| Achromatopsia (no color) | #CECECE | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99DDAE
#99DDAE
oklch(84% 0.095 153.8)
- #F1B3E4
#F1B3E4
oklch(83.9% 0.096 334)
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 #99DDAE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Hospital Green #9BE5AA ΔE 0.025
- Light Teal #90E4C1 ΔE 0.026
- Light Grey Green #B7E1A1 ΔE 0.039
- Tiffany Blue #94D2BD ΔE 0.043
- Seafoam Blue #78D1B6 ΔE 0.052
- Pale Olive Green #B1D27B ΔE 0.060
- Pale Teal #82CBB2 ΔE 0.060
- Light Sage #BCECAC ΔE 0.060
Use #99DDAE 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.