#ADDFD3
Closest named color: Celeste (#A8DADC). oklch(86.5% 0.054 178.6), rgb(173, 223, 211).
Aa
Black text reads best on this color (14.27:1).
About this color
#ADDFD3 is a light, muted teal or cyan. In OKLCH its lightness is 87%, its chroma 0.054 and its hue 179°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.022 away. Black text reads best on it, at 14.27:1.
| Hue family | Teals and cyans |
| Lightness | light (87%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 14.27:1 |
| White text | 1.47:1 |
Values
| HEX | #ADDFD3 |
| RGB | rgb(173, 223, 211) |
| HSL | hsl(166, 44%, 78%) |
| OKLCH | oklch(86.5% 0.054 178.6) |
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 #ADDFD3 | 1.47:1 | Fails | Lc -25.3 | Dividers and decoration only |
| Black text on #ADDFD3 | 14.27:1 | AAA | Lc 81.5 | Fine for body text |
| #ADDFD3 text on white | 1.47:1 | Fails | Lc 22.3 | Dividers and decoration only |
| #ADDFD3 text on black | 14.27:1 | AAA | Lc -81.0 | 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 200.
-
Step 50
50
#EFF8F5
oklch(97.2% 0.01 174.3)
-
Step 100
100
#DCEFEA
oklch(93.7% 0.021 178.3)
-
Step 200
200 (this color)
#ADDFD3
oklch(86.5% 0.054 178.6)
-
Step 300
300
#8FD0C1
oklch(81% 0.07 178.4)
-
Step 400
400
#3DB7A1
oklch(70.7% 0.112 178.4)
-
Step 500
500
#00A08A
oklch(63.2% 0.116 178.3)
-
Step 600
600
#008674
oklch(55.5% 0.101 178.9)
-
Step 700
700
#007161
oklch(49.1% 0.09 178.4)
-
Step 800
800
#005D4F
oklch(42.8% 0.079 177.8)
-
Step 900
900
#004D42
oklch(37.6% 0.069 179)
-
Step 950
950
#002E27
oklch(27% 0.049 179.5)
#ADDFD3 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) | #DBD9D3 | 0.058 |
| Deuteranopia (no green cones) | #D1D2D4 | 0.054 |
| Tritanopia (no blue cones) | #A0E1DB | 0.016 |
| Achromatopsia (no color) | #D5D5D5 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADDFD3
#ADDFD3
oklch(86.5% 0.054 178.6)
- #F2C5D2
#F2C5D2
oklch(86.6% 0.054 359.1)
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 #ADDFD3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.022
- Powder Blue #B0E0E6 ΔE 0.027
- Light Blue #ADD8E6 ΔE 0.038
- Light Teal #90E4C1 ΔE 0.046
- Pale Turquoise #AFEEEE ΔE 0.046
- Cadet Gray #CED4DA ΔE 0.052
- Tiffany Blue #94D2BD ΔE 0.053
- Light Gray #D3D3D3 ΔE 0.054
Use #ADDFD3 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.