#AAC4CE
Closest named color: Cloudy Blue (#ACC2D9). oklch(80.4% 0.032 223), rgb(170, 196, 206).
Aa
Black text reads best on this color (11.49:1).
About this color
#AAC4CE is a light, muted teal or cyan. In OKLCH its lightness is 80%, its chroma 0.032 and its hue 223°. Its hue sits on the cool side of the wheel. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.019 away. Black text reads best on it, at 11.49:1.
| Hue family | Teals and cyans |
| Lightness | light (80%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 11.49:1 |
| White text | 1.82:1 |
Values
| HEX | #AAC4CE |
| RGB | rgb(170, 196, 206) |
| HSL | hsl(197, 27%, 74%) |
| OKLCH | oklch(80.4% 0.032 223) |
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 #AAC4CE | 1.82:1 | Fails | Lc -38.3 | Non-text elements, placeholder text |
| Black text on #AAC4CE | 11.49:1 | AAA | Lc 69.7 | Content text, not long reading |
| #AAC4CE text on white | 1.82:1 | Fails | Lc 34.2 | Non-text elements, placeholder text |
| #AAC4CE text on black | 11.49:1 | AAA | Lc -68.4 | Content text, not long reading |
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 300.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBEE
oklch(93.6% 0.009 225.1)
-
Step 200
200
#CDDCE2
oklch(88.5% 0.018 223.6)
-
Step 300
300 (this color)
#AAC4CE
oklch(80.4% 0.032 223)
-
Step 400
400
#7EA8B8
oklch(70.7% 0.051 223.4)
-
Step 500
500
#5C92A6
oklch(63% 0.065 223.5)
-
Step 600
600
#407C91
oklch(55.5% 0.07 223.2)
-
Step 700
700
#32697C
oklch(49.2% 0.065 223.2)
-
Step 800
800
#2A5665
oklch(42.8% 0.054 222.6)
-
Step 900
900
#274752
oklch(37.8% 0.042 222.2)
-
Step 950
950
#172930
oklch(26.9% 0.027 224.6)
#AAC4CE 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) | #BEC2CF | 0.026 |
| Deuteranopia (no green cones) | #B8BECE | 0.023 |
| Tritanopia (no blue cones) | #A0C7C7 | 0.020 |
| Achromatopsia (no color) | #C0C0C0 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AAC4CE
#AAC4CE
oklch(80.4% 0.032 223)
- #D2B9AF
#D2B9AF
oklch(80.4% 0.032 43.1)
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 #AAC4CE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.019
- Light Steel Blue #B0C4DE ΔE 0.025
- Light Cornflower Blue #98C1D9 ΔE 0.029
- Light Grey Blue #9DBCD4 ΔE 0.032
- Silver #C0C0C0 ΔE 0.032
- Light Blue Grey #B7C9E2 ΔE 0.034
- French Gray #ADB5BD ΔE 0.040
- Sky Blue #87CEEB ΔE 0.052
Use #AAC4CE 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.