#ADD1CD
Closest named color: Celeste (#A8DADC). oklch(83.3% 0.039 188.2), rgb(173, 209, 205).
Aa
Black text reads best on this color (12.77:1).
About this color
#ADD1CD is a light, muted teal or cyan. In OKLCH its lightness is 83%, its chroma 0.039 and its hue 188°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.026 away. Black text reads best on it, at 12.77:1.
| Hue family | Teals and cyans |
| Lightness | light (83%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 12.77:1 |
| White text | 1.64:1 |
Values
| HEX | #ADD1CD |
| RGB | rgb(173, 209, 205) |
| HSL | hsl(173, 28%, 75%) |
| OKLCH | oklch(83.3% 0.039 188.2) |
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 #ADD1CD | 1.64:1 | Fails | Lc -32.2 | Non-text elements, placeholder text |
| Black text on #ADD1CD | 12.77:1 | AAA | Lc 75.3 | Fine for body text |
| #ADD1CD text on white | 1.64:1 | Fails | Lc 28.5 | Dividers and decoration only |
| #ADD1CD text on black | 12.77:1 | AAA | Lc -74.4 | 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
#CADEDC
oklch(88.5% 0.022 189.5)
-
Step 300
300 (this color)
#ADD1CD
oklch(83.3% 0.039 188.2)
-
Step 400
400
#73ADA8
oklch(70.6% 0.061 189)
-
Step 500
500
#4A9992
oklch(63.1% 0.079 187.7)
-
Step 600
600
#25837D
oklch(55.5% 0.085 188.8)
-
Step 700
700
#156F69
oklch(49.1% 0.08 188)
-
Step 800
800
#165A56
oklch(42.6% 0.066 189.2)
-
Step 900
900
#1B4A47
oklch(37.6% 0.051 189.5)
-
Step 950
950
#112C29
oklch(27.1% 0.034 185.9)
#ADD1CD 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) | #CDCDCD | 0.041 |
| Deuteranopia (no green cones) | #C6C8CE | 0.038 |
| Tritanopia (no blue cones) | #A3D3D0 | 0.012 |
| Achromatopsia (no color) | #CACACA | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADD1CD
#ADD1CD
oklch(83.3% 0.039 188.2)
- #E0BFC3
#E0BFC3
oklch(83.4% 0.038 9.7)
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 #ADD1CD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.026
- Light Blue #ADD8E6 ΔE 0.034
- Tiffany Blue #94D2BD ΔE 0.039
- Ash Gray #BFC8AD ΔE 0.044
- Light Blue Grey #B7C9E2 ΔE 0.044
- Powder Blue #B0E0E6 ΔE 0.045
- Silver #C0C0C0 ΔE 0.046
- Cadet Gray #CED4DA ΔE 0.048
Use #ADD1CD 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.