#ACE1EA
Closest named color: Powder Blue (#B0E0E6). oklch(87.6% 0.056 209.1), rgb(172, 225, 234).
Aa
Black text reads best on this color (14.71:1).
About this color
#ACE1EA is a light, muted teal or cyan. In OKLCH its lightness is 88%, its chroma 0.056 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.006 away. Black text reads best on it, at 14.71:1.
| Hue family | Teals and cyans |
| Lightness | light (88%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 14.71:1 |
| White text | 1.42:1 |
Values
| HEX | #ACE1EA |
| RGB | rgb(172, 225, 234) |
| HSL | hsl(189, 60%, 80%) |
| OKLCH | oklch(87.6% 0.056 209.1) |
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 #ACE1EA | 1.42:1 | Fails | Lc -23.3 | Dividers and decoration only |
| Black text on #ACE1EA | 14.71:1 | AAA | Lc 83.2 | Fine for body text |
| #ACE1EA text on white | 1.42:1 | Fails | Lc 20.5 | Dividers and decoration only |
| #ACE1EA text on black | 14.71:1 | AAA | Lc -82.9 | 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
#EFF7F9
oklch(97.1% 0.009 214.3)
-
Step 100
100
#DBEEF1
oklch(93.6% 0.021 208.1)
-
Step 200
200 (this color)
#ACE1EA
oklch(87.6% 0.056 209.1)
-
Step 300
300
#88CED9
oklch(80.9% 0.072 208.3)
-
Step 400
400
#27B4C7
oklch(70.8% 0.115 209)
-
Step 500
500
#009BAD
oklch(63.1% 0.109 209.2)
-
Step 600
600
#008291
oklch(55.5% 0.096 208.9)
-
Step 700
700
#006D7A
oklch(49% 0.084 209.1)
-
Step 800
800
#005A65
oklch(42.8% 0.074 209.1)
-
Step 900
900
#004B54
oklch(37.8% 0.065 208.5)
-
Step 950
950
#002C33
oklch(26.9% 0.047 211.1)
#ACE1EA 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) | #D8DDEB | 0.054 |
| Deuteranopia (no green cones) | #CDD4EA | 0.050 |
| Tritanopia (no blue cones) | #98E6E4 | 0.027 |
| Achromatopsia (no color) | #D8D8D8 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACE1EA
#ACE1EA
oklch(87.6% 0.056 209.1)
- #F9C9C1
#F9C9C1
oklch(87.6% 0.056 29.2)
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 #ACE1EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.006
- Light Blue #ADD8E6 ΔE 0.023
- Celeste #A8DADC ΔE 0.024
- Pale Turquoise #AFEEEE ΔE 0.034
- Robin's Egg Blue #98EFF9 ΔE 0.038
- Robin Egg Blue #8AF1FE ΔE 0.049
- Cadet Gray #CED4DA ΔE 0.049
- Diamond #B9F2FF ΔE 0.051
Use #ACE1EA 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.