#ADD6CF
Closest named color: Celeste (#A8DADC). oklch(84.5% 0.044 183.7), rgb(173, 214, 207).
Aa
Black text reads best on this color (13.29:1).
About this color
#ADD6CF is a light, muted teal or cyan. In OKLCH its lightness is 84%, its chroma 0.044 and its hue 184°. 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 13.29:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.29:1 |
| White text | 1.57:1 |
Values
| HEX | #ADD6CF |
| RGB | rgb(173, 214, 207) |
| HSL | hsl(170, 33%, 76%) |
| OKLCH | oklch(84.5% 0.044 183.7) |
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 #ADD6CF | 1.57:1 | Fails | Lc -29.8 | Dividers and decoration only |
| Black text on #ADD6CF | 13.29:1 | AAA | Lc 77.4 | Fine for body text |
| #ADD6CF text on white | 1.57:1 | Fails | Lc 26.3 | Dividers and decoration only |
| #ADD6CF text on black | 13.29:1 | AAA | Lc -76.7 | 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 300.
-
Step 50
50
#F1F7F6
oklch(97.1% 0.006 185.3)
-
Step 100
100
#E1EDEB
oklch(93.7% 0.013 185.1)
-
Step 200
200
#C8DFDB
oklch(88.5% 0.025 184.2)
-
Step 300
300 (this color)
#ADD6CF
oklch(84.5% 0.044 183.7)
-
Step 400
400
#6CAFA5
oklch(70.6% 0.07 183.8)
-
Step 500
500
#3D9B8F
oklch(63% 0.09 183.7)
-
Step 600
600
#038679
oklch(55.7% 0.099 183)
-
Step 700
700
#007066
oklch(49% 0.087 184.2)
-
Step 800
800
#015C53
oklch(42.7% 0.075 183.4)
-
Step 900
900
#124C45
oklch(37.8% 0.059 183.4)
-
Step 950
950
#0D2C28
oklch(26.9% 0.037 183.8)
#ADD6CF 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) | #D2D1CF | 0.048 |
| Deuteranopia (no green cones) | #CACBD0 | 0.045 |
| Tritanopia (no blue cones) | #A2D8D4 | 0.013 |
| Achromatopsia (no color) | #CECECE | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADD6CF
#ADD6CF
oklch(84.5% 0.044 183.7)
- #E6C1C9
#E6C1C9
oklch(84.5% 0.043 3.5)
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 #ADD6CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.018
- Light Blue #ADD8E6 ΔE 0.031
- Powder Blue #B0E0E6 ΔE 0.036
- Tiffany Blue #94D2BD ΔE 0.041
- Cadet Gray #CED4DA ΔE 0.046
- Light Gray #D3D3D3 ΔE 0.049
- Ash Gray #BFC8AD ΔE 0.050
- Light Blue Grey #B7C9E2 ΔE 0.052
Use #ADD6CF 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.