#A4DDBB
Closest named color: Light Teal (#90E4C1). oklch(84.9% 0.075 158.1), rgb(164, 221, 187).
Aa
Black text reads best on this color (13.63:1).
About this color
#A4DDBB is a light, moderately saturated green. In OKLCH its lightness is 85%, its chroma 0.075 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Teal (#90E4C1), ΔE 0.025 away. Black text reads best on it, at 13.63:1.
| Hue family | Greens |
| Lightness | light (85%) |
| Chroma | moderately saturated (0.075) |
| Temperature | in between |
| Nearest name | Light Teal (#90E4C1) |
| Black text | 13.63:1 |
| White text | 1.53:1 |
Values
| HEX | #A4DDBB |
| RGB | rgb(164, 221, 187) |
| HSL | hsl(144, 46%, 75%) |
| OKLCH | oklch(84.9% 0.075 158.1) |
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 #A4DDBB | 1.53:1 | Fails | Lc -28.2 | Dividers and decoration only |
| Black text on #A4DDBB | 13.63:1 | AAA | Lc 78.9 | Fine for body text |
| #A4DDBB text on white | 1.53:1 | Fails | Lc 24.9 | Dividers and decoration only |
| #A4DDBB text on black | 13.63:1 | AAA | Lc -78.2 | 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
#EFF8F2
oklch(97.1% 0.012 157)
-
Step 100
100
#DBF0E3
oklch(93.6% 0.028 158.7)
-
Step 200
200 (this color)
#A4DDBB
oklch(84.9% 0.075 158.1)
-
Step 300
300
#89D4A9
oklch(80.9% 0.097 158.2)
-
Step 400
400
#27BD7B
oklch(70.8% 0.155 158.2)
-
Step 500
500
#00A366
oklch(63% 0.147 158.1)
-
Step 600
600
#008955
oklch(55.5% 0.129 158.2)
-
Step 700
700
#007447
oklch(49.2% 0.115 158)
-
Step 800
800
#005F39
oklch(42.8% 0.1 157.9)
-
Step 900
900
#004F2F
oklch(37.7% 0.088 158.2)
-
Step 950
950
#002F1A
oklch(26.9% 0.063 158.2)
#A4DDBB 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) | #DCD4B9 | 0.071 |
| Deuteranopia (no green cones) | #D2CDBD | 0.069 |
| Tritanopia (no blue cones) | #9ADCD3 | 0.035 |
| Achromatopsia (no color) | #D0D0D0 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A4DDBB
#A4DDBB
oklch(84.9% 0.075 158.1)
- #EFBBDF
#EFBBDF
oklch(84.9% 0.076 337.8)
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 #A4DDBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Teal #90E4C1 ΔE 0.025
- Tiffany Blue #94D2BD ΔE 0.038
- Hospital Green #9BE5AA ΔE 0.038
- Light Grey Green #B7E1A1 ΔE 0.043
- Celeste #A8DADC ΔE 0.050
- Tea Green #CAE7B9 ΔE 0.055
- Ash Gray #BFC8AD ΔE 0.058
- Light Sage #BCECAC ΔE 0.059
Use #A4DDBB 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.