#ACE4DD
Closest named color: Powder Blue (#B0E0E6). oklch(87.9% 0.058 186.6), rgb(172, 228, 221).
Aa
Black text reads best on this color (14.89:1).
About this color
#ACE4DD is a light, muted teal or cyan. In OKLCH its lightness is 88%, its chroma 0.058 and its hue 187°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.020 away. Black text reads best on it, at 14.89:1.
| Hue family | Teals and cyans |
| Lightness | light (88%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 14.89:1 |
| White text | 1.40:1 |
Values
| HEX | #ACE4DD |
| RGB | rgb(172, 228, 221) |
| HSL | hsl(173, 51%, 78%) |
| OKLCH | oklch(87.9% 0.058 186.6) |
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 #ACE4DD | 1.40:1 | Fails | Lc -22.5 | Dividers and decoration only |
| Black text on #ACE4DD | 14.89:1 | AAA | Lc 83.9 | Fine for body text |
| #ACE4DD text on white | 1.40:1 | Fails | Lc 19.8 | Dividers and decoration only |
| #ACE4DD text on black | 14.89:1 | 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
#EEF8F6
oklch(97.1% 0.011 182.9)
-
Step 100
100
#DBEFEC
oklch(93.7% 0.021 186)
-
Step 200
200 (this color)
#ACE4DD
oklch(87.9% 0.058 186.6)
-
Step 300
300
#87D1C8
oklch(81% 0.075 186.1)
-
Step 400
400
#1CB8AC
oklch(70.6% 0.119 186.4)
-
Step 500
500
#009F94
oklch(63.2% 0.111 186.2)
-
Step 600
600
#00857C
oklch(55.5% 0.097 186.5)
-
Step 700
700
#007068
oklch(49.1% 0.086 186.2)
-
Step 800
800
#005C56
oklch(42.8% 0.075 187.1)
-
Step 900
900
#004D47
oklch(37.8% 0.066 185.9)
-
Step 950
950
#002E2A
oklch(27.1% 0.048 185.8)
#ACE4DD 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) | #DEDEDD | 0.062 |
| Deuteranopia (no green cones) | #D3D6DE | 0.058 |
| Tritanopia (no blue cones) | #9BE7E2 | 0.018 |
| Achromatopsia (no color) | #D9D9D9 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACE4DD
#ACE4DD
oklch(87.9% 0.058 186.6)
- #FAC8D1
#FAC8D1
oklch(87.9% 0.058 6.2)
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 #ACE4DD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.020
- Celeste #A8DADC ΔE 0.028
- Pale Turquoise #AFEEEE ΔE 0.031
- Light Blue #ADD8E6 ΔE 0.039
- Robin's Egg Blue #98EFF9 ΔE 0.041
- Robin Egg Blue #8AF1FE ΔE 0.052
- Light Teal #90E4C1 ΔE 0.052
- Pale Silver #D8E2DC ΔE 0.053
Use #ACE4DD 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.