#A3CFE3
Closest named color: Light Blue Grey (#B7C9E2). oklch(83% 0.054 227.4), rgb(163, 207, 227).
Aa
Black text reads best on this color (12.59:1).
About this color
#A3CFE3 is a light, muted teal or cyan. In OKLCH its lightness is 83%, its chroma 0.054 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.027 away. Black text reads best on it, at 12.59:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.59:1 |
| White text | 1.66:1 |
Values
| HEX | #A3CFE3 |
| RGB | rgb(163, 207, 227) |
| HSL | hsl(199, 53%, 76%) |
| OKLCH | oklch(83% 0.054 227.4) |
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 #A3CFE3 | 1.66:1 | Fails | Lc -33.0 | Non-text elements, placeholder text |
| Black text on #A3CFE3 | 12.59:1 | AAA | Lc 74.5 | Content text, not long reading |
| #A3CFE3 text on white | 1.66:1 | Fails | Lc 29.3 | Dividers and decoration only |
| #A3CFE3 text on black | 12.59:1 | AAA | Lc -73.5 | 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
#C5DEE9
oklch(88.6% 0.031 226.1)
-
Step 300
300 (this color)
#A3CFE3
oklch(83% 0.054 227.4)
-
Step 400
400
#62ACCB
oklch(70.8% 0.087 227.2)
-
Step 500
500
#2996BD
oklch(63.1% 0.11 227.2)
-
Step 600
600
#007FA4
oklch(55.6% 0.108 227.1)
-
Step 700
700
#006B8B
oklch(49.2% 0.095 227.3)
-
Step 800
800
#005772
oklch(42.6% 0.083 227.6)
-
Step 900
900
#02495F
oklch(37.8% 0.072 226.5)
-
Step 950
950
#082B38
oklch(27.1% 0.045 227.2)
#A3CFE3 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) | #C5CDE4 | 0.042 |
| Deuteranopia (no green cones) | #BBC5E3 | 0.038 |
| Tritanopia (no blue cones) | #8FD5D5 | 0.037 |
| Achromatopsia (no color) | #C8C8C8 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A3CFE3
#A3CFE3
oklch(83% 0.054 227.4)
- #E6BDAA
#E6BDAA
oklch(82.9% 0.054 46.2)
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 #A3CFE3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.027
- Light Blue #ADD8E6 ΔE 0.028
- Light Steel Blue #B0C4DE ΔE 0.030
- Sky Blue #87CEEB ΔE 0.032
- Cloudy Blue #ACC2D9 ΔE 0.034
- Celeste #A8DADC ΔE 0.035
- Baby Blue #A2CFFE ΔE 0.039
- Light Cornflower Blue #98C1D9 ΔE 0.041
Use #A3CFE3 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.