#ADD2D2
Closest named color: Celeste (#A8DADC). oklch(83.7% 0.039 196.4), rgb(173, 210, 210).
Aa
Black text reads best on this color (12.92:1).
About this color
#ADD2D2 is a light, muted teal or cyan. In OKLCH its lightness is 84%, its chroma 0.039 and its hue 196°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.021 away. Black text reads best on it, at 12.92:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 12.92:1 |
| White text | 1.62:1 |
Values
| HEX | #ADD2D2 |
| RGB | rgb(173, 210, 210) |
| HSL | hsl(180, 29%, 75%) |
| OKLCH | oklch(83.7% 0.039 196.4) |
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 #ADD2D2 | 1.62:1 | Fails | Lc -31.5 | Non-text elements, placeholder text |
| Black text on #ADD2D2 | 12.92:1 | AAA | Lc 75.9 | Fine for body text |
| #ADD2D2 text on white | 1.62:1 | Fails | Lc 27.9 | Dividers and decoration only |
| #ADD2D2 text on black | 12.92:1 | AAA | Lc -75.0 | 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
#F2F7F6
oklch(97.2% 0.005 183)
-
Step 100
100
#E2ECEC
oklch(93.6% 0.011 197)
-
Step 200
200
#CADEDE
oklch(88.6% 0.021 196.8)
-
Step 300
300 (this color)
#ADD2D2
oklch(83.7% 0.039 196.4)
-
Step 400
400
#71ADAE
oklch(70.7% 0.062 197.2)
-
Step 500
500
#46999A
oklch(63.2% 0.08 196.4)
-
Step 600
600
#1E8384
oklch(55.6% 0.087 196)
-
Step 700
700
#0C6F70
oklch(49.2% 0.081 196)
-
Step 800
800
#125A5B
oklch(42.7% 0.067 196.4)
-
Step 900
900
#194A4B
oklch(37.7% 0.052 197.1)
-
Step 950
950
#102B2C
oklch(26.9% 0.033 198.6)
#ADD2D2 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) | #CDCED2 | 0.041 |
| Deuteranopia (no green cones) | #C5C9D2 | 0.037 |
| Tritanopia (no blue cones) | #A2D5D2 | 0.014 |
| Achromatopsia (no color) | #CBCBCB | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADD2D2
#ADD2D2
oklch(83.7% 0.039 196.4)
- #E2C0C1
#E2C0C1
oklch(83.7% 0.039 15.9)
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 #ADD2D2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.021
- Light Blue #ADD8E6 ΔE 0.028
- Powder Blue #B0E0E6 ΔE 0.040
- Light Blue Grey #B7C9E2 ΔE 0.040
- Tiffany Blue #94D2BD ΔE 0.044
- Cadet Gray #CED4DA ΔE 0.045
- Light Steel Blue #B0C4DE ΔE 0.047
- Cloudy Blue #ACC2D9 ΔE 0.048
Use #ADD2D2 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.