#ACD4DB
Closest named color: Celeste (#A8DADC). oklch(84.4% 0.043 209.4), rgb(172, 212, 219).
Aa
Black text reads best on this color (13.19:1).
About this color
#ACD4DB is a light, muted teal or cyan. In OKLCH its lightness is 84%, its chroma 0.043 and its hue 209°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.016 away. Black text reads best on it, at 13.19:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.19:1 |
| White text | 1.59:1 |
Values
| HEX | #ACD4DB |
| RGB | rgb(172, 212, 219) |
| HSL | hsl(189, 39%, 77%) |
| OKLCH | oklch(84.4% 0.043 209.4) |
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 #ACD4DB | 1.59:1 | Fails | Lc -30.2 | Non-text elements, placeholder text |
| Black text on #ACD4DB | 13.19:1 | AAA | Lc 77.0 | Fine for body text |
| #ACD4DB text on white | 1.59:1 | Fails | Lc 26.8 | Dividers and decoration only |
| #ACD4DB text on black | 13.19:1 | AAA | Lc -76.2 | 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 300.
-
Step 50
50
#F1F7F7
oklch(97.2% 0.006 197.1)
-
Step 100
100
#E1ECEE
oklch(93.5% 0.012 209.8)
-
Step 200
200
#C8DEE2
oklch(88.5% 0.024 209.8)
-
Step 300
300 (this color)
#ACD4DB
oklch(84.4% 0.043 209.4)
-
Step 400
400
#6BADB8
oklch(70.8% 0.069 209.2)
-
Step 500
500
#3C98A6
oklch(63.1% 0.088 209.1)
-
Step 600
600
#008292
oklch(55.6% 0.096 209.8)
-
Step 700
700
#006D7B
oklch(49% 0.085 210.2)
-
Step 800
800
#005A65
oklch(42.8% 0.074 209.1)
-
Step 900
900
#114A52
oklch(37.7% 0.058 208.8)
-
Step 950
950
#0D2B30
oklch(26.9% 0.036 210.1)
#ACD4DB 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) | #CDD1DB | 0.041 |
| Deuteranopia (no green cones) | #C5CADB | 0.039 |
| Tritanopia (no blue cones) | #9ED8D6 | 0.021 |
| Achromatopsia (no color) | #CDCDCD | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACD4DB
#ACD4DB
oklch(84.4% 0.043 209.4)
- #E7C2BC
#E7C2BC
oklch(84.4% 0.043 28.8)
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 #ACD4DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.016
- Light Blue #ADD8E6 ΔE 0.016
- Powder Blue #B0E0E6 ΔE 0.032
- Light Blue Grey #B7C9E2 ΔE 0.036
- Cadet Gray #CED4DA ΔE 0.043
- Light Steel Blue #B0C4DE ΔE 0.045
- Cloudy Blue #ACC2D9 ΔE 0.048
- Light Gray #D3D3D3 ΔE 0.049
Use #ACD4DB 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.