#99F3DB
Closest named color: Light Aqua (#8CFFDB). oklch(90.1% 0.093 175.3), rgb(153, 243, 219).
Aa
Black text reads best on this color (16.19:1).
About this color
#99F3DB is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 90%, its chroma 0.093 and its hue 175°. Its hue sits on the cool side of the wheel. The nearest named color is Light Aqua (#8CFFDB), ΔE 0.033 away. Black text reads best on it, at 16.19:1.
| Hue family | Teals and cyans |
| Lightness | very light (90%) |
| Chroma | moderately saturated (0.093) |
| Temperature | cool |
| Nearest name | Light Aqua (#8CFFDB) |
| Black text | 16.19:1 |
| White text | 1.29:1 |
Values
| HEX | #99F3DB |
| RGB | rgb(153, 243, 219) |
| HSL | hsl(164, 79%, 78%) |
| OKLCH | oklch(90.1% 0.093 175.3) |
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 #99F3DB | 1.29:1 | Fails | Lc -16.8 | Dividers and decoration only |
| Black text on #99F3DB | 16.19:1 | AAA | Lc 89.0 | Fine for body text |
| #99F3DB text on white | 1.29:1 | Fails | Lc 14.6 | Not readable |
| #99F3DB text on black | 16.19:1 | AAA | Lc -89.2 | 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
#EBF9F5
oklch(97.1% 0.016 177.1)
-
Step 100
100
#D3F2E9
oklch(93.6% 0.035 176.2)
-
Step 200
200 (this color)
#99F3DB
oklch(90.1% 0.093 175.3)
-
Step 300
300
#5CDABD
oklch(81% 0.12 175.5)
-
Step 400
400
#00BB9C
oklch(70.7% 0.133 175.1)
-
Step 500
500
#00A086
oklch(63% 0.118 175.6)
-
Step 600
600
#008770
oklch(55.7% 0.105 175.1)
-
Step 700
700
#00715E
oklch(49% 0.092 175.6)
-
Step 800
800
#005D4D
oklch(42.7% 0.08 175.6)
-
Step 900
900
#004E40
oklch(37.9% 0.071 175.3)
-
Step 950
950
#002E25
oklch(26.9% 0.05 175.6)
#99F3DB 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) | #EDE9DA | 0.098 |
| Deuteranopia (no green cones) | #DEDDDD | 0.094 |
| Tritanopia (no blue cones) | #7DF5EC | 0.029 |
| Achromatopsia (no color) | #E2E2E2 | 0.094 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #99F3DB
#99F3DB
oklch(90.1% 0.093 175.3)
- #FFCFE0
#FFCFE0
oklch(90.1% 0.058 355.1)
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 #99F3DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Aqua #8CFFDB ΔE 0.033
- Light Turquoise #7EF4CC ΔE 0.034
- Pale Turquoise #AFEEEE ΔE 0.041
- Aquamarine #7FFFD4 ΔE 0.042
- Robin's Egg Blue #98EFF9 ΔE 0.046
- Light Teal #90E4C1 ΔE 0.048
- Pale Aqua #B8FFEB ΔE 0.050
- Robin Egg Blue #8AF1FE ΔE 0.051
Use #99F3DB 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.