#ACE1FA
Closest named color: Powder Blue (#B0E0E6). oklch(88.1% 0.064 228.5), rgb(172, 225, 250).
Aa
Black text reads best on this color (14.90:1).
About this color
#ACE1FA is a light, muted teal or cyan. In OKLCH its lightness is 88%, its chroma 0.064 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.027 away. Black text reads best on it, at 14.90:1.
| Hue family | Teals and cyans |
| Lightness | light (88%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 14.90:1 |
| White text | 1.40:1 |
Values
| HEX | #ACE1FA |
| RGB | rgb(172, 225, 250) |
| HSL | hsl(199, 89%, 83%) |
| OKLCH | oklch(88.1% 0.064 228.5) |
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 #ACE1FA | 1.40:1 | Fails | Lc -22.5 | Dividers and decoration only |
| Black text on #ACE1FA | 14.90:1 | AAA | Lc 84.0 | Fine for body text |
| #ACE1FA text on white | 1.40:1 | Fails | Lc 19.7 | Dividers and decoration only |
| #ACE1FA text on black | 14.90:1 | AAA | Lc -83.7 | 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
#EEF7FB
oklch(97.1% 0.011 226)
-
Step 100
100
#DAEDF7
oklch(93.5% 0.024 230.4)
-
Step 200
200 (this color)
#ACE1FA
oklch(88.1% 0.064 228.5)
-
Step 300
300
#86CCEB
oklch(81% 0.083 227.8)
-
Step 400
400
#20AFE1
oklch(70.6% 0.132 228.5)
-
Step 500
500
#0097C4
oklch(63.2% 0.123 228.1)
-
Step 600
600
#007FA6
oklch(55.7% 0.109 228.5)
-
Step 700
700
#006A8C
oklch(49% 0.097 229.1)
-
Step 800
800
#005773
oklch(42.7% 0.084 228.5)
-
Step 900
900
#004860
oklch(37.5% 0.074 228.7)
-
Step 950
950
#002B3B
oklch(27% 0.053 228.8)
#ACE1FA 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) | #D4DEFB | 0.048 |
| Deuteranopia (no green cones) | #C9D5FA | 0.044 |
| Tritanopia (no blue cones) | #92E8E9 | 0.045 |
| Achromatopsia (no color) | #D9D9D9 | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACE1FA
#ACE1FA
oklch(88.1% 0.064 228.5)
- #FCCCB3
#FCCCB3
oklch(88.1% 0.064 49)
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 #ACE1FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.027
- Light Blue #ADD8E6 ΔE 0.031
- Robin's Egg Blue #98EFF9 ΔE 0.041
- Celeste #A8DADC ΔE 0.042
- Pale Turquoise #AFEEEE ΔE 0.044
- Diamond #B9F2FF ΔE 0.048
- Robin Egg Blue #8AF1FE ΔE 0.049
- Baby Blue #A2CFFE ΔE 0.053
Use #ACE1FA 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.