#A3CEE2
Closest named color: Light Blue Grey (#B7C9E2). oklch(82.7% 0.053 228), rgb(163, 206, 226).
Aa
Black text reads best on this color (12.48:1).
About this color
#A3CEE2 is a light, muted teal or cyan. In OKLCH its lightness is 83%, its chroma 0.053 and its hue 228°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.026 away. Black text reads best on it, at 12.48:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.48:1 |
| White text | 1.68:1 |
Values
| HEX | #A3CEE2 |
| RGB | rgb(163, 206, 226) |
| HSL | hsl(199, 52%, 76%) |
| OKLCH | oklch(82.7% 0.053 228) |
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 #A3CEE2 | 1.68:1 | Fails | Lc -33.5 | Non-text elements, placeholder text |
| Black text on #A3CEE2 | 12.48:1 | AAA | Lc 74.0 | Content text, not long reading |
| #A3CEE2 text on white | 1.68:1 | Fails | Lc 29.8 | Dividers and decoration only |
| #A3CEE2 text on black | 12.48:1 | AAA | Lc -73.0 | Content text, not long reading |
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 300.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E0ECF2
oklch(93.6% 0.015 229)
-
Step 200
200
#C6DDE9
oklch(88.4% 0.03 230.3)
-
Step 300
300 (this color)
#A3CEE2
oklch(82.7% 0.053 228)
-
Step 400
400
#64ABCA
oklch(70.6% 0.085 228.1)
-
Step 500
500
#2D96BD
oklch(63.2% 0.109 227.7)
-
Step 600
600
#007FA5
oklch(55.7% 0.108 227.8)
-
Step 700
700
#006A8B
oklch(49% 0.096 228.3)
-
Step 800
800
#005773
oklch(42.7% 0.084 228.5)
-
Step 900
900
#05485F
oklch(37.6% 0.071 228.4)
-
Step 950
950
#092B38
oklch(27.2% 0.045 227.7)
#A3CEE2 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) | #C4CCE3 | 0.041 |
| Deuteranopia (no green cones) | #BAC4E2 | 0.037 |
| Tritanopia (no blue cones) | #8FD4D4 | 0.037 |
| Achromatopsia (no color) | #C7C7C7 | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3CEE2
#A3CEE2
oklch(82.7% 0.053 228)
- #E5BDA9
#E5BDA9
oklch(82.8% 0.054 48.1)
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 #A3CEE2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.026
- Light Steel Blue #B0C4DE ΔE 0.028
- Light Blue #ADD8E6 ΔE 0.030
- Cloudy Blue #ACC2D9 ΔE 0.031
- Sky Blue #87CEEB ΔE 0.031
- Celeste #A8DADC ΔE 0.037
- Light Cornflower Blue #98C1D9 ΔE 0.038
- Baby Blue #A2CFFE ΔE 0.040
Use #A3CEE2 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.