#A3E7E4
Closest named color: Powder Blue (#B0E0E6). oklch(88.2% 0.068 192.5), rgb(163, 231, 228).
Aa
Black text reads best on this color (15.10:1).
About this color
#A3E7E4 is a light, muted teal or cyan. In OKLCH its lightness is 88%, its chroma 0.068 and its hue 193°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.023 away. Black text reads best on it, at 15.10:1.
| Hue family | Teals and cyans |
| Lightness | light (88%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.10:1 |
| White text | 1.38:1 |
Values
| HEX | #A3E7E4 |
| RGB | rgb(163, 231, 228) |
| HSL | hsl(177, 59%, 77%) |
| OKLCH | oklch(88.2% 0.068 192.5) |
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 #A3E7E4 | 1.38:1 | Fails | Lc -21.6 | Dividers and decoration only |
| Black text on #A3E7E4 | 15.10:1 | AAA | Lc 84.8 | Fine for body text |
| #A3E7E4 text on white | 1.38:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #A3E7E4 text on black | 15.10:1 | AAA | Lc -84.6 | 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
#D8F0EE
oklch(93.7% 0.025 190.7)
-
Step 200
200 (this color)
#A3E7E4
oklch(88.2% 0.068 192.5)
-
Step 300
300
#78D3D0
oklch(81% 0.088 192.8)
-
Step 400
400
#00B8B5
oklch(70.8% 0.121 192.7)
-
Step 500
500
#009E9B
oklch(63.2% 0.108 192.4)
-
Step 600
600
#008582
oklch(55.7% 0.096 192)
-
Step 700
700
#006F6D
oklch(49% 0.084 192.6)
-
Step 800
800
#005B5A
oklch(42.6% 0.073 193.5)
-
Step 900
900
#004C4B
oklch(37.7% 0.064 193.2)
-
Step 950
950
#002D2C
oklch(26.9% 0.046 192.5)
#A3E7E4 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) | #DFE0E4 | 0.072 |
| Deuteranopia (no green cones) | #D2D7E5 | 0.067 |
| Tritanopia (no blue cones) | #8BEBE6 | 0.024 |
| Achromatopsia (no color) | #DBDBDB | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3E7E4
#A3E7E4
oklch(88.2% 0.068 192.5)
- #FFC8CD
#FFC8CD
oklch(88.3% 0.063 12.3)
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 #A3E7E4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.023
- Pale Turquoise #AFEEEE ΔE 0.026
- Robin's Egg Blue #98EFF9 ΔE 0.030
- Celeste #A8DADC ΔE 0.033
- Robin Egg Blue #8AF1FE ΔE 0.040
- Light Blue #ADD8E6 ΔE 0.042
- Diamond #B9F2FF ΔE 0.051
- Robin's Egg #6DEDFD ΔE 0.051
Use #A3E7E4 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.