#ACE5DD
Closest named color: Powder Blue (#B0E0E6). oklch(88.1% 0.059 185.5), rgb(172, 229, 221).
Aa
Black text reads best on this color (15.00:1).
About this color
#ACE5DD is a light, muted teal or cyan. In OKLCH its lightness is 88%, its chroma 0.059 and its hue 185°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.022 away. Black text reads best on it, at 15.00:1.
| Hue family | Teals and cyans |
| Lightness | light (88%) |
| Chroma | muted (0.059) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.00:1 |
| White text | 1.39:1 |
Values
| HEX | #ACE5DD |
| RGB | rgb(172, 229, 221) |
| HSL | hsl(172, 52%, 79%) |
| OKLCH | oklch(88.1% 0.059 185.5) |
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 #ACE5DD | 1.39:1 | Fails | Lc -22.0 | Dividers and decoration only |
| Black text on #ACE5DD | 15.00:1 | AAA | Lc 84.4 | Fine for body text |
| #ACE5DD text on white | 1.39:1 | Fails | Lc 19.3 | Dividers and decoration only |
| #ACE5DD text on black | 15.00:1 | AAA | Lc -84.2 | 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)
#ACE5DD
oklch(88.1% 0.059 185.5)
-
Step 300
300
#86D1C7
oklch(80.9% 0.076 185.2)
-
Step 400
400
#14B9AB
oklch(70.8% 0.122 185.2)
-
Step 500
500
#009F93
oklch(63.2% 0.111 185.4)
-
Step 600
600
#00857B
oklch(55.5% 0.097 185.6)
-
Step 700
700
#007067
oklch(49% 0.086 185.2)
-
Step 800
800
#005C55
oklch(42.7% 0.075 185.9)
-
Step 900
900
#004D46
oklch(37.8% 0.067 184.5)
-
Step 950
950
#002E2A
oklch(27.1% 0.048 185.8)
#ACE5DD 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) | #DFDFDD | 0.063 |
| Deuteranopia (no green cones) | #D4D7DE | 0.059 |
| Tritanopia (no blue cones) | #9BE8E2 | 0.018 |
| Achromatopsia (no color) | #DADADA | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACE5DD
#ACE5DD
oklch(88.1% 0.059 185.5)
- #FBC8D2
#FBC8D2
oklch(88% 0.059 5.2)
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 #ACE5DD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.022
- Pale Turquoise #AFEEEE ΔE 0.029
- Celeste #A8DADC ΔE 0.031
- Robin's Egg Blue #98EFF9 ΔE 0.040
- Light Blue #ADD8E6 ΔE 0.041
- Robin Egg Blue #8AF1FE ΔE 0.051
- Light Teal #90E4C1 ΔE 0.052
- Pale Silver #D8E2DC ΔE 0.053
Use #ACE5DD 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.