#99D3AA
Closest named color: Tiffany Blue (#94D2BD). oklch(81.6% 0.083 153.5), rgb(153, 211, 170).
Aa
Black text reads best on this color (12.25:1).
About this color
#99D3AA is a light, moderately saturated green. In OKLCH its lightness is 82%, its chroma 0.083 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tiffany Blue (#94D2BD), ΔE 0.027 away. Black text reads best on it, at 12.25:1.
| Hue family | Greens |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.083) |
| Temperature | in between |
| Nearest name | Tiffany Blue (#94D2BD) |
| Black text | 12.25:1 |
| White text | 1.71:1 |
Values
| HEX | #99D3AA |
| RGB | rgb(153, 211, 170) |
| HSL | hsl(138, 40%, 71%) |
| OKLCH | oklch(81.6% 0.083 153.5) |
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 #99D3AA | 1.71:1 | Fails | Lc -34.6 | Non-text elements, placeholder text |
| Black text on #99D3AA | 12.25:1 | AAA | Lc 73.1 | Content text, not long reading |
| #99D3AA text on white | 1.71:1 | Fails | Lc 30.8 | Non-text elements, placeholder text |
| #99D3AA text on black | 12.25:1 | AAA | Lc -72.0 | 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
#F0F8F2
oklch(97.1% 0.012 153.7)
-
Step 100
100
#DEEFE3
oklch(93.6% 0.024 155.1)
-
Step 200
200
#C3E3CB
oklch(88.6% 0.047 152.9)
-
Step 300
300 (this color)
#99D3AA
oklch(81.6% 0.083 153.5)
-
Step 400
400
#54B879
oklch(70.6% 0.132 153.6)
-
Step 500
500
#00A459
oklch(63% 0.16 153.6)
-
Step 600
600
#008A4A
oklch(55.6% 0.141 153.6)
-
Step 700
700
#00743D
oklch(49% 0.125 153.5)
-
Step 800
800
#005F31
oklch(42.6% 0.108 153.6)
-
Step 900
900
#005028
oklch(37.8% 0.097 153.4)
-
Step 950
950
#003016
oklch(27.1% 0.069 153.7)
#99D3AA 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) | #D3CAA8 | 0.074 |
| Deuteranopia (no green cones) | #C9C3AC | 0.072 |
| Tritanopia (no blue cones) | #90D1C7 | 0.042 |
| Achromatopsia (no color) | #C6C6C6 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99D3AA
#99D3AA
oklch(81.6% 0.083 153.5)
- #E4AFDA
#E4AFDA
oklch(81.5% 0.083 333)
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 #99D3AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tiffany Blue #94D2BD ΔE 0.027
- Seafoam Blue #78D1B6 ΔE 0.036
- Pale Teal #82CBB2 ΔE 0.038
- Light Teal #90E4C1 ΔE 0.046
- Hospital Green #9BE5AA ΔE 0.050
- Medium Aquamarine #66CDAA ΔE 0.054
- Ash Gray #BFC8AD ΔE 0.054
- Pale Olive #B9CC81 ΔE 0.055
Use #99D3AA 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.