#A3ECE3
Closest named color: Pale Turquoise (#AFEEEE). oklch(89.3% 0.073 186.3), rgb(163, 236, 227).
Aa
Black text reads best on this color (15.66:1).
About this color
#A3ECE3 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 89%, its chroma 0.073 and its hue 186°. Its hue sits on the cool side of the wheel. The nearest named color is Pale Turquoise (#AFEEEE), ΔE 0.021 away. Black text reads best on it, at 15.66:1.
| Hue family | Teals and cyans |
| Lightness | light (89%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Pale Turquoise (#AFEEEE) |
| Black text | 15.66:1 |
| White text | 1.34:1 |
Values
| HEX | #A3ECE3 |
| RGB | rgb(163, 236, 227) |
| HSL | hsl(173, 66%, 78%) |
| OKLCH | oklch(89.3% 0.073 186.3) |
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 #A3ECE3 | 1.34:1 | Fails | Lc -19.1 | Dividers and decoration only |
| Black text on #A3ECE3 | 15.66:1 | AAA | Lc 87.0 | Fine for body text |
| #A3ECE3 text on white | 1.34:1 | Fails | Lc 16.7 | Dividers and decoration only |
| #A3ECE3 text on black | 15.66:1 | AAA | Lc -87.0 | 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
#EDF8F7
oklch(97.1% 0.012 190.4)
-
Step 100
100
#D7F0ED
oklch(93.6% 0.027 188)
-
Step 200
200 (this color)
#A3ECE3
oklch(89.3% 0.073 186.3)
-
Step 300
300
#72D5CA
oklch(81% 0.095 186.1)
-
Step 400
400
#00B9AC
oklch(70.7% 0.124 186)
-
Step 500
500
#009F94
oklch(63.2% 0.111 186.2)
-
Step 600
600
#00857C
oklch(55.5% 0.097 186.5)
-
Step 700
700
#007068
oklch(49.1% 0.086 186.2)
-
Step 800
800
#005C55
oklch(42.7% 0.075 185.9)
-
Step 900
900
#004D47
oklch(37.8% 0.066 185.9)
-
Step 950
950
#002E2A
oklch(27.1% 0.048 185.8)
#A3ECE3 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) | #E5E4E3 | 0.079 |
| Deuteranopia (no green cones) | #D7DAE4 | 0.074 |
| Tritanopia (no blue cones) | #8BEFE9 | 0.022 |
| Achromatopsia (no color) | #DEDEDE | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3ECE3
#A3ECE3
oklch(89.3% 0.073 186.3)
- #FFCCD5
#FFCCD5
oklch(89.2% 0.059 6.5)
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 #A3ECE3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pale Turquoise #AFEEEE ΔE 0.021
- Robin's Egg Blue #98EFF9 ΔE 0.029
- Powder Blue #B0E0E6 ΔE 0.036
- Robin Egg Blue #8AF1FE ΔE 0.039
- Celeste #A8DADC ΔE 0.046
- Diamond #B9F2FF ΔE 0.048
- Pale Sky Blue #BDF6FE ΔE 0.052
- Light Teal #90E4C1 ΔE 0.053
Use #A3ECE3 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.