#ADD9CA
Closest named color: Celeste (#A8DADC). oklch(85% 0.051 172.3), rgb(173, 217, 202).
Aa
Black text reads best on this color (13.55:1).
About this color
#ADD9CA is a light, muted teal or cyan. In OKLCH its lightness is 85%, its chroma 0.051 and its hue 172°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.024 away. Black text reads best on it, at 13.55:1.
| Hue family | Teals and cyans |
| Lightness | light (85%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.55:1 |
| White text | 1.54:1 |
Values
| HEX | #ADD9CA |
| RGB | rgb(173, 217, 202) |
| HSL | hsl(160, 37%, 76%) |
| OKLCH | oklch(85% 0.051 172.3) |
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 #ADD9CA | 1.54:1 | Fails | Lc -28.6 | Dividers and decoration only |
| Black text on #ADD9CA | 13.55:1 | AAA | Lc 78.5 | Fine for body text |
| #ADD9CA text on white | 1.54:1 | Fails | Lc 25.2 | Dividers and decoration only |
| #ADD9CA text on black | 13.55:1 | AAA | Lc -77.8 | 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
#DEEEE8
oklch(93.6% 0.019 171.5)
-
Step 200
200 (this color)
#ADD9CA
oklch(85% 0.051 172.3)
-
Step 300
300
#95CFBC
oklch(80.9% 0.066 172.3)
-
Step 400
400
#51B699
oklch(70.8% 0.104 171.7)
-
Step 500
500
#00A181
oklch(63.2% 0.122 172)
-
Step 600
600
#00876C
oklch(55.5% 0.108 172.1)
-
Step 700
700
#00725B
oklch(49.2% 0.095 172.3)
-
Step 800
800
#005D4A
oklch(42.6% 0.082 172.5)
-
Step 900
900
#004E3D
oklch(37.8% 0.073 171.8)
-
Step 950
950
#002E24
oklch(26.9% 0.051 173.7)
#ADD9CA 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) | #D6D3C9 | 0.053 |
| Deuteranopia (no green cones) | #CECDCB | 0.050 |
| Tritanopia (no blue cones) | #A3DAD4 | 0.016 |
| Achromatopsia (no color) | #D0D0D0 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADD9CA
#ADD9CA
oklch(85% 0.051 172.3)
- #E9C1D1
#E9C1D1
oklch(85% 0.05 352.2)
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 #ADD9CA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.024
- Powder Blue #B0E0E6 ΔE 0.038
- Tiffany Blue #94D2BD ΔE 0.039
- Light Blue #ADD8E6 ΔE 0.041
- Light Teal #90E4C1 ΔE 0.047
- Ash Gray #BFC8AD ΔE 0.050
- Cadet Gray #CED4DA ΔE 0.052
- Light Gray #D3D3D3 ΔE 0.053
Use #ADD9CA 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.