#AACDD2
Closest named color: Light Blue Grey (#B7C9E2). oklch(82.4% 0.038 207), rgb(170, 205, 210).
Aa
Black text reads best on this color (12.37:1).
About this color
#AACDD2 is a light, muted teal or cyan. In OKLCH its lightness is 82%, its chroma 0.038 and its hue 207°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.033 away. Black text reads best on it, at 12.37:1.
| Hue family | Teals and cyans |
| Lightness | light (82%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.37:1 |
| White text | 1.69:1 |
Values
| HEX | #AACDD2 |
| RGB | rgb(170, 205, 210) |
| HSL | hsl(187, 31%, 75%) |
| OKLCH | oklch(82.4% 0.038 207) |
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 #AACDD2 | 1.69:1 | Fails | Lc -34.1 | Non-text elements, placeholder text |
| Black text on #AACDD2 | 12.37:1 | AAA | Lc 73.5 | Content text, not long reading |
| #AACDD2 text on white | 1.69:1 | Fails | Lc 30.3 | Non-text elements, placeholder text |
| #AACDD2 text on black | 12.37:1 | AAA | Lc -72.5 | 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
#F2F6F7
oklch(97% 0.004 214.3)
-
Step 100
100
#E2ECED
oklch(93.6% 0.011 204.1)
-
Step 200
200
#CADDE0
oklch(88.4% 0.021 208.1)
-
Step 300
300 (this color)
#AACDD2
oklch(82.4% 0.038 207)
-
Step 400
400
#73ACB4
oklch(70.8% 0.06 207)
-
Step 500
500
#4A97A1
oklch(63.2% 0.077 206.6)
-
Step 600
600
#25818C
oklch(55.6% 0.084 206.7)
-
Step 700
700
#166D77
oklch(49.1% 0.078 206.8)
-
Step 800
800
#175961
oklch(42.8% 0.065 206.9)
-
Step 900
900
#1B494F
oklch(37.7% 0.05 207)
-
Step 950
950
#112B2E
oklch(27% 0.032 205.4)
#AACDD2 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) | #C7CAD2 | 0.037 |
| Deuteranopia (no green cones) | #C0C4D2 | 0.035 |
| Tritanopia (no blue cones) | #9ED0CE | 0.018 |
| Achromatopsia (no color) | #C7C7C7 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AACDD2
#AACDD2
oklch(82.4% 0.038 207)
- #DDBDB8
#DDBDB8
oklch(82.4% 0.037 28.4)
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 #AACDD2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.033
- Celeste #A8DADC ΔE 0.033
- Cloudy Blue #ACC2D9 ΔE 0.035
- Light Steel Blue #B0C4DE ΔE 0.035
- Light Blue #ADD8E6 ΔE 0.035
- Silver #C0C0C0 ΔE 0.041
- Light Cornflower Blue #98C1D9 ΔE 0.045
- Tiffany Blue #94D2BD ΔE 0.046
Use #AACDD2 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.