#ACE5E4
Closest named color: Powder Blue (#B0E0E6). oklch(88.3% 0.058 194.8), rgb(172, 229, 228).
Aa
Black text reads best on this color (15.08:1).
About this color
#ACE5E4 is a light, muted teal or cyan. In OKLCH its lightness is 88%, its chroma 0.058 and its hue 195°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.015 away. Black text reads best on it, at 15.08:1.
| Hue family | Teals and cyans |
| Lightness | light (88%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.08:1 |
| White text | 1.39:1 |
Values
| HEX | #ACE5E4 |
| RGB | rgb(172, 229, 228) |
| HSL | hsl(179, 52%, 79%) |
| OKLCH | oklch(88.3% 0.058 194.8) |
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 #ACE5E4 | 1.39:1 | Fails | Lc -21.7 | Dividers and decoration only |
| Black text on #ACE5E4 | 15.08:1 | AAA | Lc 84.7 | Fine for body text |
| #ACE5E4 text on white | 1.39:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #ACE5E4 text on black | 15.08:1 | AAA | Lc -84.5 | 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
#EEF8F7
oklch(97.1% 0.011 189.8)
-
Step 100
100
#DAEFEE
oklch(93.6% 0.022 193.3)
-
Step 200
200 (this color)
#ACE5E4
oklch(88.3% 0.058 194.8)
-
Step 300
300
#85D0CF
oklch(80.9% 0.075 194.7)
-
Step 400
400
#0DB7B7
oklch(70.6% 0.119 194.8)
-
Step 500
500
#009D9D
oklch(63% 0.108 194.8)
-
Step 600
600
#008484
oklch(55.5% 0.095 194.8)
-
Step 700
700
#006F6F
oklch(49% 0.084 194.8)
-
Step 800
800
#005B5B
oklch(42.7% 0.073 194.8)
-
Step 900
900
#004C4C
oklch(37.7% 0.064 194.8)
-
Step 950
950
#002D2D
oklch(26.9% 0.046 194.8)
#ACE5E4 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) | #DEDFE4 | 0.061 |
| Deuteranopia (no green cones) | #D3D7E5 | 0.057 |
| Tritanopia (no blue cones) | #99E9E4 | 0.021 |
| Achromatopsia (no color) | #DADADA | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACE5E4
#ACE5E4
oklch(88.3% 0.058 194.8)
- #FCCACC
#FCCACC
oklch(88.3% 0.057 15.6)
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 #ACE5E4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.015
- Pale Turquoise #AFEEEE ΔE 0.025
- Celeste #A8DADC ΔE 0.030
- Robin's Egg Blue #98EFF9 ΔE 0.035
- Light Blue #ADD8E6 ΔE 0.036
- Robin Egg Blue #8AF1FE ΔE 0.046
- Diamond #B9F2FF ΔE 0.048
- Pale Silver #D8E2DC ΔE 0.052
Use #ACE5E4 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.