#ACE5FD
Closest named color: Powder Blue (#B0E0E6). oklch(89.1% 0.067 225.8), rgb(172, 229, 253).
Aa
Black text reads best on this color (15.38:1).
About this color
#ACE5FD is a light, muted teal or cyan. In OKLCH its lightness is 89%, its chroma 0.067 and its hue 226°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.030 away. Black text reads best on it, at 15.38:1.
| Hue family | Teals and cyans |
| Lightness | light (89%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.38:1 |
| White text | 1.36:1 |
Values
| HEX | #ACE5FD |
| RGB | rgb(172, 229, 253) |
| HSL | hsl(198, 95%, 83%) |
| OKLCH | oklch(89.1% 0.067 225.8) |
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 #ACE5FD | 1.36:1 | Fails | Lc -20.4 | Dividers and decoration only |
| Black text on #ACE5FD | 15.38:1 | AAA | Lc 85.8 | Fine for body text |
| #ACE5FD text on white | 1.36:1 | Fails | Lc 17.8 | Dividers and decoration only |
| #ACE5FD text on black | 15.38:1 | AAA | Lc -85.7 | 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
#EEF7FB
oklch(97.1% 0.011 226)
-
Step 100
100
#D9EEF7
oklch(93.6% 0.025 225.3)
-
Step 200
200 (this color)
#ACE5FD
oklch(89.1% 0.067 225.8)
-
Step 300
300
#82CDEB
oklch(81% 0.086 225.4)
-
Step 400
400
#00B1E0
oklch(70.8% 0.135 225.5)
-
Step 500
500
#0097C1
oklch(63% 0.121 226.4)
-
Step 600
600
#007FA2
oklch(55.5% 0.106 225.7)
-
Step 700
700
#006B89
oklch(49.1% 0.094 225.7)
-
Step 800
800
#005771
oklch(42.6% 0.082 226.6)
-
Step 900
900
#00495E
oklch(37.7% 0.071 225)
-
Step 950
950
#002B39
oklch(26.9% 0.051 225.5)
#ACE5FD 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) | #D8E2FE | 0.053 |
| Deuteranopia (no green cones) | #CCD8FD | 0.048 |
| Tritanopia (no blue cones) | #91ECEC | 0.045 |
| Achromatopsia (no color) | #DCDCDC | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACE5FD
#ACE5FD
oklch(89.1% 0.067 225.8)
- #FFCFB9
#FFCFB9
oklch(89.1% 0.062 45.9)
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 #ACE5FD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.030
- Robin's Egg Blue #98EFF9 ΔE 0.034
- Pale Turquoise #AFEEEE ΔE 0.037
- Diamond #B9F2FF ΔE 0.039
- Light Blue #ADD8E6 ΔE 0.039
- Robin Egg Blue #8AF1FE ΔE 0.043
- Celeste #A8DADC ΔE 0.048
- Pale Sky Blue #BDF6FE ΔE 0.051
Use #ACE5FD 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.