#99FDBF
Closest named color: Light Seafoam (#A0FEBF). oklch(91.6% 0.128 155.7), rgb(153, 253, 191).
Aa
Black text reads best on this color (17.15:1).
About this color
#99FDBF is a very light, moderately saturated green. In OKLCH its lightness is 92%, its chroma 0.128 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Seafoam (#A0FEBF), ΔE 0.007 away. Black text reads best on it, at 17.15:1.
| Hue family | Greens |
| Lightness | very light (92%) |
| Chroma | moderately saturated (0.128) |
| Temperature | in between |
| Nearest name | Light Seafoam (#A0FEBF) |
| Black text | 17.15:1 |
| White text | 1.22:1 |
Values
| HEX | #99FDBF |
| RGB | rgb(153, 253, 191) |
| HSL | hsl(143, 96%, 80%) |
| OKLCH | oklch(91.6% 0.128 155.7) |
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 #99FDBF | 1.22:1 | Fails | Lc -12.7 | Not readable |
| Black text on #99FDBF | 17.15:1 | AAA | Lc 92.7 | Preferred for body text |
| #99FDBF text on white | 1.22:1 | Fails | Lc 10.9 | Not readable |
| #99FDBF text on black | 17.15:1 | AAA | Lc -93.2 | Preferred 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 100.
-
Step 50
50
#EAFAEF
oklch(97% 0.022 155.9)
-
Step 100
100 (this color)
#99FDBF
oklch(91.6% 0.128 155.7)
-
Step 200
200
#A8ECC0
oklch(88.6% 0.091 155.7)
-
Step 300
300
#52DF92
oklch(80.8% 0.164 155.7)
-
Step 400
400
#00BF70
oklch(70.7% 0.173 155.6)
-
Step 500
500
#00A45F
oklch(63.2% 0.155 155.5)
-
Step 600
600
#008A4F
oklch(55.7% 0.136 155.4)
-
Step 700
700
#007442
oklch(49.1% 0.12 155.6)
-
Step 800
800
#005F35
oklch(42.7% 0.104 155.6)
-
Step 900
900
#004F2B
oklch(37.6% 0.092 155.5)
-
Step 950
950
#003018
oklch(27.2% 0.067 155.5)
#99FDBF 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) | #FCEFBB | 0.116 |
| Deuteranopia (no green cones) | #EDE4C3 | 0.113 |
| Tritanopia (no blue cones) | #84FBEC | 0.062 |
| Achromatopsia (no color) | #E8E8E8 | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99FDBF
#99FDBF
oklch(91.6% 0.128 155.7)
- #FFD4F4
#FFD4F4
oklch(91.6% 0.063 335.2)
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 #99FDBF, closest first.
No curated palette has a color within ΔE 0.04 of #99FDBF.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Seafoam #A0FEBF ΔE 0.007
- Light Mint Green #A6FBB2 ΔE 0.017
- Light Seafoam Green #A7FFB5 ΔE 0.019
- Mint #9FFEB0 ΔE 0.020
- Light Aquamarine #7BFDC7 ΔE 0.025
- Light Mint #B6FFBB ΔE 0.030
- Aquamarine #7FFFD4 ΔE 0.030
- Light Blue Green #7EFBB3 ΔE 0.030
Use #99FDBF 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.