#ACF3FB
Closest named color: Diamond (#B9F2FF). oklch(92% 0.071 204.8), rgb(172, 243, 251).
Aa
Black text reads best on this color (16.96:1).
About this color
#ACF3FB is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 92%, its chroma 0.071 and its hue 205°. Its hue sits on the cool side of the wheel. The nearest named color is Diamond (#B9F2FF), ΔE 0.016 away. Black text reads best on it, at 16.96:1.
| Hue family | Teals and cyans |
| Lightness | very light (92%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Diamond (#B9F2FF) |
| Black text | 16.96:1 |
| White text | 1.23:1 |
Values
| HEX | #ACF3FB |
| RGB | rgb(172, 243, 251) |
| HSL | hsl(186, 91%, 83%) |
| OKLCH | oklch(92% 0.071 204.8) |
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 #ACF3FB | 1.23:1 | Fails | Lc -13.6 | Not readable |
| Black text on #ACF3FB | 16.96:1 | AAA | Lc 91.9 | Preferred for body text |
| #ACF3FB text on white | 1.23:1 | Fails | Lc 11.7 | Not readable |
| #ACF3FB text on black | 16.96:1 | AAA | Lc -92.3 | Preferred 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 100.
-
Step 50
50
#EDF8F9
oklch(97.1% 0.012 203.5)
-
Step 100
100 (this color)
#ACF3FB
oklch(92% 0.071 204.8)
-
Step 200
200
#B3E3E9
oklch(88.4% 0.05 205.7)
-
Step 300
300
#73D2DC
oklch(80.9% 0.091 204.4)
-
Step 400
400
#00B6C4
oklch(70.8% 0.121 204.6)
-
Step 500
500
#009CA8
oklch(63.2% 0.108 204.4)
-
Step 600
600
#00838D
oklch(55.6% 0.095 204.2)
-
Step 700
700
#006E77
oklch(49.1% 0.084 204.7)
-
Step 800
800
#005A62
oklch(42.7% 0.073 205.3)
-
Step 900
900
#004B52
oklch(37.7% 0.064 205.5)
-
Step 950
950
#002D31
oklch(27.1% 0.046 204.1)
#ACF3FB 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) | #E8EDFC | 0.071 |
| Deuteranopia (no green cones) | #DAE2FB | 0.066 |
| Tritanopia (no blue cones) | #8FF9F5 | 0.033 |
| Achromatopsia (no color) | #E7E7E7 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACF3FB
#ACF3FB
oklch(92% 0.071 204.8)
- #FFDBD7
#FFDBD7
oklch(92% 0.041 25.4)
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 #ACF3FB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Diamond #B9F2FF ΔE 0.016
- Pale Turquoise #AFEEEE ΔE 0.018
- Pale Sky Blue #BDF6FE ΔE 0.021
- Robin's Egg Blue #98EFF9 ΔE 0.024
- Robin Egg Blue #8AF1FE ΔE 0.033
- Pale Cyan #B7FFFA ΔE 0.036
- Duck Egg Blue #C3FBF4 ΔE 0.037
- Eggshell Blue #C4FFF7 ΔE 0.045
Use #ACF3FB 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.