#99F3AC
Closest named color: Seafoam (#80F9AD). oklch(88.9% 0.131 149.8), rgb(153, 243, 172).
Aa
Black text reads best on this color (15.77:1).
About this color
#99F3AC is a light, moderately saturated green. In OKLCH its lightness is 89%, its chroma 0.131 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Seafoam (#80F9AD), ΔE 0.025 away. Black text reads best on it, at 15.77:1.
| Hue family | Greens |
| Lightness | light (89%) |
| Chroma | moderately saturated (0.131) |
| Temperature | in between |
| Nearest name | Seafoam (#80F9AD) |
| Black text | 15.77:1 |
| White text | 1.33:1 |
Values
| HEX | #99F3AC |
| RGB | rgb(153, 243, 172) |
| HSL | hsl(133, 79%, 78%) |
| OKLCH | oklch(88.9% 0.131 149.8) |
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 #99F3AC | 1.33:1 | Fails | Lc -18.6 | Dividers and decoration only |
| Black text on #99F3AC | 15.77:1 | AAA | Lc 87.4 | Fine for body text |
| #99F3AC text on white | 1.33:1 | Fails | Lc 16.2 | Dividers and decoration only |
| #99F3AC text on black | 15.77:1 | AAA | Lc -87.5 | 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 200.
-
Step 50
50
#EBFAEE
oklch(97.1% 0.022 151.7)
-
Step 100
100
#D4F4D9
oklch(93.7% 0.049 149.7)
-
Step 200
200 (this color)
#99F3AC
oklch(88.9% 0.131 149.8)
-
Step 300
300
#63DE84
oklch(80.9% 0.168 149.9)
-
Step 400
400
#00C058
oklch(70.6% 0.195 149.8)
-
Step 500
500
#00A54B
oklch(63.1% 0.174 149.9)
-
Step 600
600
#008B3E
oklch(55.6% 0.154 149.9)
-
Step 700
700
#007533
oklch(49.1% 0.136 149.9)
-
Step 800
800
#006028
oklch(42.7% 0.119 149.7)
-
Step 900
900
#005021
oklch(37.7% 0.104 150)
-
Step 950
950
#003011
oklch(27% 0.074 150)
#99F3AC 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) | #F4E5A8 | 0.110 |
| Deuteranopia (no green cones) | #E6DBB0 | 0.108 |
| Tritanopia (no blue cones) | #8BF0E0 | 0.072 |
| Achromatopsia (no color) | #DFDFDF | 0.132 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99F3AC
#99F3AC
oklch(88.9% 0.131 149.8)
- #FFC4F9
#FFC4F9
oklch(88.9% 0.096 329.8)
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 #99F3AC, closest first.
No curated palette has a color within ΔE 0.04 of #99F3AC.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seafoam #80F9AD ΔE 0.025
- Light Mint Green #A6FBB2 ΔE 0.026
- Light Blue Green #7EFBB3 ΔE 0.027
- Foam Green #90FDA9 ΔE 0.029
- Seafoam Green #7AF9AB ΔE 0.030
- Mint #9FFEB0 ΔE 0.030
- Light Seafoam #A0FEBF ΔE 0.034
- Light Green #90EE90 ΔE 0.036
Use #99F3AC 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.