#ADDACF
Closest named color: Celeste (#A8DADC). oklch(85.3% 0.049 178.5), rgb(173, 218, 207).
Aa
Black text reads best on this color (13.70:1).
About this color
#ADDACF is a light, muted teal or cyan. In OKLCH its lightness is 85%, its chroma 0.049 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.018 away. Black text reads best on it, at 13.70:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | muted (0.049) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.70:1 |
| White text | 1.53:1 |
Values
| HEX | #ADDACF |
| RGB | rgb(173, 218, 207) |
| HSL | hsl(165, 38%, 77%) |
| OKLCH | oklch(85.3% 0.049 178.5) |
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 #ADDACF | 1.53:1 | Fails | Lc -27.9 | Dividers and decoration only |
| Black text on #ADDACF | 13.70:1 | AAA | Lc 79.1 | Fine for body text |
| #ADDACF text on white | 1.53:1 | Fails | Lc 24.6 | Dividers and decoration only |
| #ADDACF text on black | 13.70:1 | AAA | Lc -78.5 | 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
#F0F7F5
oklch(97% 0.008 177.3)
-
Step 100
100
#DEEEEA
oklch(93.6% 0.018 179.3)
-
Step 200
200 (this color)
#ADDACF
oklch(85.3% 0.049 178.5)
-
Step 300
300
#94CFC1
oklch(81% 0.064 178.2)
-
Step 400
400
#4DB5A1
oklch(70.6% 0.101 178.6)
-
Step 500
500
#00A08A
oklch(63.2% 0.116 178.3)
-
Step 600
600
#008674
oklch(55.5% 0.101 178.9)
-
Step 700
700
#007161
oklch(49.1% 0.09 178.4)
-
Step 800
800
#005D4F
oklch(42.8% 0.079 177.8)
-
Step 900
900
#004D42
oklch(37.6% 0.069 179)
-
Step 950
950
#002E27
oklch(27% 0.049 179.5)
#ADDACF 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) | #D6D4CF | 0.053 |
| Deuteranopia (no green cones) | #CECED0 | 0.050 |
| Tritanopia (no blue cones) | #A2DBD7 | 0.015 |
| Achromatopsia (no color) | #D1D1D1 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADDACF
#ADDACF
oklch(85.3% 0.049 178.5)
- #EBC2CE
#EBC2CE
oklch(85.3% 0.049 358.7)
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 #ADDACF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.018
- Powder Blue #B0E0E6 ΔE 0.032
- Light Blue #ADD8E6 ΔE 0.035
- Tiffany Blue #94D2BD ΔE 0.044
- Cadet Gray #CED4DA ΔE 0.049
- Light Teal #90E4C1 ΔE 0.049
- Light Gray #D3D3D3 ΔE 0.051
- Ash Gray #BFC8AD ΔE 0.055
Use #ADDACF 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.