#A4DDBF
Closest named color: Light Teal (#90E4C1). oklch(85% 0.072 161.4), rgb(164, 221, 191).
Aa
Black text reads best on this color (13.67:1).
About this color
#A4DDBF is a light, moderately saturated green. In OKLCH its lightness is 85%, its chroma 0.072 and its hue 161°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Teal (#90E4C1), ΔE 0.026 away. Black text reads best on it, at 13.67:1.
| Hue family | Greens |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.072) |
| Temperature | in between |
| Nearest name | Light Teal (#90E4C1) |
| Black text | 13.67:1 |
| White text | 1.53:1 |
Values
| HEX | #A4DDBF |
| RGB | rgb(164, 221, 191) |
| HSL | hsl(148, 46%, 75%) |
| OKLCH | oklch(85% 0.072 161.4) |
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 #A4DDBF | 1.53:1 | Fails | Lc -28.0 | Dividers and decoration only |
| Black text on #A4DDBF | 13.67:1 | AAA | Lc 79.0 | Fine for body text |
| #A4DDBF text on white | 1.53:1 | Fails | Lc 24.7 | Dividers and decoration only |
| #A4DDBF text on black | 13.67:1 | AAA | Lc -78.4 | 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
#EFF8F3
oklch(97.1% 0.012 162.1)
-
Step 100
100
#DBF0E4
oklch(93.6% 0.027 160.9)
-
Step 200
200 (this color)
#A4DDBF
oklch(85% 0.072 161.4)
-
Step 300
300
#89D4AE
oklch(81% 0.093 161.3)
-
Step 400
400
#24BC83
oklch(70.6% 0.147 161.7)
-
Step 500
500
#00A36E
oklch(63.2% 0.14 161.4)
-
Step 600
600
#00895C
oklch(55.7% 0.123 161.5)
-
Step 700
700
#00734C
oklch(49.1% 0.109 161.2)
-
Step 800
800
#005E3E
oklch(42.6% 0.094 161.6)
-
Step 900
900
#004F33
oklch(37.8% 0.084 161.3)
-
Step 950
950
#002F1D
oklch(27% 0.059 161.7)
#A4DDBF 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) | #DBD5BD | 0.069 |
| Deuteranopia (no green cones) | #D1CEC1 | 0.066 |
| Tritanopia (no blue cones) | #99DDD4 | 0.030 |
| Achromatopsia (no color) | #D0D0D0 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4DDBF
#A4DDBF
oklch(85% 0.072 161.4)
- #F0BCDC
#F0BCDC
oklch(85.1% 0.072 341.3)
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 #A4DDBF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Teal #90E4C1 ΔE 0.026
- Tiffany Blue #94D2BD ΔE 0.037
- Hospital Green #9BE5AA ΔE 0.043
- Celeste #A8DADC ΔE 0.045
- Light Grey Green #B7E1A1 ΔE 0.047
- Tea Green #CAE7B9 ΔE 0.056
- Powder Blue #B0E0E6 ΔE 0.056
- Ash Gray #BFC8AD ΔE 0.058
Use #A4DDBF 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.