#99FFCA
Closest named color: Light Seafoam (#A0FEBF). oklch(92.3% 0.121 160.1), rgb(153, 255, 202).
Aa
Black text reads best on this color (17.51:1).
About this color
#99FFCA is a very light, moderately saturated green. In OKLCH its lightness is 92%, its chroma 0.121 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Seafoam (#A0FEBF), ΔE 0.014 away. Black text reads best on it, at 17.51:1.
| Hue family | Greens |
| Lightness | very light (92%) |
| Chroma | moderately saturated (0.121) |
| Temperature | in between |
| Nearest name | Light Seafoam (#A0FEBF) |
| Black text | 17.51:1 |
| White text | 1.19:1 |
Values
| HEX | #99FFCA |
| RGB | rgb(153, 255, 202) |
| HSL | hsl(149, 100%, 80%) |
| OKLCH | oklch(92.3% 0.121 160.1) |
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 #99FFCA | 1.19:1 | Fails | Lc -11.2 | Not readable |
| Black text on #99FFCA | 17.51:1 | AAA | Lc 94.0 | Preferred for body text |
| #99FFCA text on white | 1.19:1 | Fails | Lc 9.6 | Not readable |
| #99FFCA text on black | 17.51:1 | AAA | Lc -94.6 | 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
#EAFAF1
oklch(97.1% 0.021 161.5)
-
Step 100
100 (this color)
#99FFCA
oklch(92.3% 0.121 160.1)
-
Step 200
200
#A6EBC6
oklch(88.4% 0.086 160.5)
-
Step 300
300
#4DDF9D
oklch(80.9% 0.157 159.9)
-
Step 400
400
#00BE7D
oklch(70.7% 0.16 159.9)
-
Step 500
500
#00A36B
oklch(63.1% 0.143 160.1)
-
Step 600
600
#008959
oklch(55.6% 0.126 160)
-
Step 700
700
#00734A
oklch(49% 0.111 160)
-
Step 800
800
#005F3C
oklch(42.8% 0.097 159.8)
-
Step 900
900
#004F31
oklch(37.7% 0.086 159.7)
-
Step 950
950
#002F1C
oklch(26.9% 0.06 160.5)
#99FFCA 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) | #FDF1C7 | 0.116 |
| Deuteranopia (no green cones) | #EDE6CD | 0.112 |
| Tritanopia (no blue cones) | #80FEF0 | 0.053 |
| Achromatopsia (no color) | #EAEAEA | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99FFCA
#99FFCA
oklch(92.3% 0.121 160.1)
- #FFD9F1
#FFD9F1
oklch(92.4% 0.052 340)
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 #99FFCA, closest first.
No curated palette has a color within ΔE 0.04 of #99FFCA.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Seafoam #A0FEBF ΔE 0.014
- Aquamarine #7FFFD4 ΔE 0.023
- Light Aqua #8CFFDB ΔE 0.023
- Light Aquamarine #7BFDC7 ΔE 0.027
- Light Seafoam Green #A7FFB5 ΔE 0.028
- Light Mint Green #A6FBB2 ΔE 0.029
- Light Mint #B6FFBB ΔE 0.031
- Mint #9FFEB0 ΔE 0.032
Use #99FFCA 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.