#ADD9CF
Closest named color: Celeste (#A8DADC). oklch(85.1% 0.048 179.7), rgb(173, 217, 207).
Aa
Black text reads best on this color (13.60:1).
About this color
#ADD9CF is a light, muted teal or cyan. In OKLCH its lightness is 85%, its chroma 0.048 and its hue 180°. 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 13.60:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | muted (0.048) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.60:1 |
| White text | 1.54:1 |
Values
| HEX | #ADD9CF |
| RGB | rgb(173, 217, 207) |
| HSL | hsl(166, 37%, 76%) |
| OKLCH | oklch(85.1% 0.048 179.7) |
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 #ADD9CF | 1.54:1 | Fails | Lc -28.4 | Dividers and decoration only |
| Black text on #ADD9CF | 13.60:1 | AAA | Lc 78.7 | Fine for body text |
| #ADD9CF text on white | 1.54:1 | Fails | Lc 25.0 | Dividers and decoration only |
| #ADD9CF text on black | 13.60:1 | AAA | Lc -78.1 | 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)
#ADD9CF
oklch(85.1% 0.048 179.7)
-
Step 300
300
#95CEC2
oklch(80.9% 0.061 180.2)
-
Step 400
400
#4FB5A2
oklch(70.7% 0.099 179.2)
-
Step 500
500
#00A08C
oklch(63.2% 0.115 179.7)
-
Step 600
600
#008675
oklch(55.5% 0.101 179.7)
-
Step 700
700
#007162
oklch(49.1% 0.09 179.3)
-
Step 800
800
#005D50
oklch(42.8% 0.078 178.9)
-
Step 900
900
#004D43
oklch(37.7% 0.068 180.3)
-
Step 950
950
#002E27
oklch(27% 0.049 179.5)
#ADD9CF 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) | #D5D4CF | 0.051 |
| Deuteranopia (no green cones) | #CDCDD0 | 0.049 |
| Tritanopia (no blue cones) | #A2DBD6 | 0.014 |
| Achromatopsia (no color) | #D0D0D0 | 0.048 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADD9CF
#ADD9CF
oklch(85.1% 0.048 179.7)
- #EAC2CD
#EAC2CD
oklch(85.2% 0.048 359.8)
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 #ADD9CF, 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 0.033
- Light Blue #ADD8E6 ΔE 0.034
- Tiffany Blue #94D2BD ΔE 0.043
- Cadet Gray #CED4DA ΔE 0.048
- Light Gray #D3D3D3 ΔE 0.050
- Light Teal #90E4C1 ΔE 0.051
- Ash Gray #BFC8AD ΔE 0.054
Use #ADD9CF 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.