#ACE1E6
Closest named color: Powder Blue (#B0E0E6). oklch(87.5% 0.055 203.4), rgb(172, 225, 230).
Aa
Black text reads best on this color (14.66:1).
About this color
#ACE1E6 is a light, muted teal or cyan. In OKLCH its lightness is 87%, its chroma 0.055 and its hue 203°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.005 away. Black text reads best on it, at 14.66:1.
| Hue family | Teals and cyans |
| Lightness | light (87%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 14.66:1 |
| White text | 1.43:1 |
Values
| HEX | #ACE1E6 |
| RGB | rgb(172, 225, 230) |
| HSL | hsl(185, 54%, 79%) |
| OKLCH | oklch(87.5% 0.055 203.4) |
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 #ACE1E6 | 1.43:1 | Fails | Lc -23.5 | Dividers and decoration only |
| Black text on #ACE1E6 | 14.66:1 | AAA | Lc 83.0 | Fine for body text |
| #ACE1E6 text on white | 1.43:1 | Fails | Lc 20.7 | Dividers and decoration only |
| #ACE1E6 text on black | 14.66:1 | AAA | Lc -82.7 | 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
#EFF7F8
oklch(97% 0.009 205.9)
-
Step 100
100
#DBEEF0
oklch(93.6% 0.02 204.4)
-
Step 200
200 (this color)
#ACE1E6
oklch(87.5% 0.055 203.4)
-
Step 300
300
#89CED5
oklch(80.8% 0.07 204)
-
Step 400
400
#29B5C0
oklch(70.8% 0.113 203.1)
-
Step 500
500
#009CA7
oklch(63.1% 0.108 203.6)
-
Step 600
600
#00838C
oklch(55.6% 0.095 203.3)
-
Step 700
700
#006E76
oklch(49.1% 0.084 203.6)
-
Step 800
800
#005A61
oklch(42.6% 0.073 204)
-
Step 900
900
#004B51
oklch(37.6% 0.064 204)
-
Step 950
950
#002D30
oklch(27% 0.046 201.8)
#ACE1E6 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) | #D9DCE6 | 0.055 |
| Deuteranopia (no green cones) | #CED4E6 | 0.051 |
| Tritanopia (no blue cones) | #99E5E2 | 0.024 |
| Achromatopsia (no color) | #D8D8D8 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACE1E6
#ACE1E6
oklch(87.5% 0.055 203.4)
- #F8C8C5
#F8C8C5
oklch(87.4% 0.055 22.4)
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 #ACE1E6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.005
- Celeste #A8DADC ΔE 0.021
- Light Blue #ADD8E6 ΔE 0.024
- Pale Turquoise #AFEEEE ΔE 0.034
- Robin's Egg Blue #98EFF9 ΔE 0.040
- Cadet Gray #CED4DA ΔE 0.048
- Robin Egg Blue #8AF1FE ΔE 0.050
- Diamond #B9F2FF ΔE 0.053
Use #ACE1E6 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.