#ACD1CB
Closest named color: Celeste (#A8DADC). oklch(83.2% 0.04 184.5), rgb(172, 209, 203).
Aa
Black text reads best on this color (12.73:1).
About this color
#ACD1CB is a light, muted teal or cyan. In OKLCH its lightness is 83%, its chroma 0.040 and its hue 184°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.028 away. Black text reads best on it, at 12.73:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 12.73:1 |
| White text | 1.64:1 |
Values
| HEX | #ACD1CB |
| RGB | rgb(172, 209, 203) |
| HSL | hsl(170, 29%, 75%) |
| OKLCH | oklch(83.2% 0.04 184.5) |
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 #ACD1CB | 1.64:1 | Fails | Lc -32.4 | Non-text elements, placeholder text |
| Black text on #ACD1CB | 12.73:1 | AAA | Lc 75.1 | Fine for body text |
| #ACD1CB text on white | 1.64:1 | Fails | Lc 28.7 | Dividers and decoration only |
| #ACD1CB text on black | 12.73:1 | AAA | Lc -74.2 | 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
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#CADEDB
oklch(88.5% 0.022 186)
-
Step 300
300 (this color)
#ACD1CB
oklch(83.2% 0.04 184.5)
-
Step 400
400
#72AEA5
oklch(70.7% 0.064 184.1)
-
Step 500
500
#479A8F
oklch(63.1% 0.083 183.9)
-
Step 600
600
#21847A
oklch(55.6% 0.089 184.9)
-
Step 700
700
#107066
oklch(49.2% 0.083 183.8)
-
Step 800
800
#145B53
oklch(42.7% 0.068 183.8)
-
Step 900
900
#1A4B45
oklch(37.8% 0.053 184.2)
-
Step 950
950
#112C28
oklch(27% 0.034 182.9)
#ACD1CB 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) | #CDCDCB | 0.043 |
| Deuteranopia (no green cones) | #C6C7CC | 0.041 |
| Tritanopia (no blue cones) | #A2D3CF | 0.012 |
| Achromatopsia (no color) | #C9C9C9 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACD1CB
#ACD1CB
oklch(83.2% 0.04 184.5)
- #E0BEC5
#E0BEC5
oklch(83.3% 0.04 4.1)
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 #ACD1CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.028
- Tiffany Blue #94D2BD ΔE 0.036
- Light Blue #ADD8E6 ΔE 0.037
- Ash Gray #BFC8AD ΔE 0.043
- Silver #C0C0C0 ΔE 0.047
- Powder Blue #B0E0E6 ΔE 0.047
- Light Blue Grey #B7C9E2 ΔE 0.047
- Cadet Gray #CED4DA ΔE 0.051
Use #ACD1CB 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.