#ADD4CA
Closest named color: Celeste (#A8DADC). oklch(83.9% 0.043 177.9), rgb(173, 212, 202).
Aa
Black text reads best on this color (13.04:1).
About this color
#ADD4CA is a light, muted teal or cyan. In OKLCH its lightness is 84%, its chroma 0.043 and its hue 178°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.025 away. Black text reads best on it, at 13.04:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 13.04:1 |
| White text | 1.60:1 |
Values
| HEX | #ADD4CA |
| RGB | rgb(173, 212, 202) |
| HSL | hsl(165, 31%, 75%) |
| OKLCH | oklch(83.9% 0.043 177.9) |
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 #ADD4CA | 1.60:1 | Fails | Lc -30.9 | Non-text elements, placeholder text |
| Black text on #ADD4CA | 13.04:1 | AAA | Lc 76.4 | Fine for body text |
| #ADD4CA text on white | 1.60:1 | Fails | Lc 27.4 | Dividers and decoration only |
| #ADD4CA text on black | 13.04:1 | AAA | Lc -75.6 | 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
#F2F7F5
oklch(97.2% 0.006 170.4)
-
Step 100
100
#E2EDEA
oklch(93.7% 0.012 178)
-
Step 200
200
#C9DFD9
oklch(88.6% 0.025 177.6)
-
Step 300
300 (this color)
#ADD4CA
oklch(83.9% 0.043 177.9)
-
Step 400
400
#6FAFA0
oklch(70.6% 0.07 177.7)
-
Step 500
500
#439B89
oklch(63.1% 0.089 177.7)
-
Step 600
600
#188573
oklch(55.5% 0.096 178.1)
-
Step 700
700
#037161
oklch(49.1% 0.089 178.3)
-
Step 800
800
#0D5C4F
oklch(42.7% 0.074 178.1)
-
Step 900
900
#174C41
oklch(37.8% 0.059 176.6)
-
Step 950
950
#0F2C26
oklch(26.9% 0.037 177.8)
#ADD4CA 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) | #D1CFCA | 0.047 |
| Deuteranopia (no green cones) | #C9CACB | 0.043 |
| Tritanopia (no blue cones) | #A3D5D1 | 0.014 |
| Achromatopsia (no color) | #CCCCCC | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADD4CA
#ADD4CA
oklch(83.9% 0.043 177.9)
- #E3BFCA
#E3BFCA
oklch(83.9% 0.043 357.8)
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 #ADD4CA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.025
- Tiffany Blue #94D2BD ΔE 0.036
- Light Blue #ADD8E6 ΔE 0.038
- Powder Blue #B0E0E6 ΔE 0.043
- Ash Gray #BFC8AD ΔE 0.044
- Cadet Gray #CED4DA ΔE 0.050
- Light Gray #D3D3D3 ΔE 0.052
- Silver #C0C0C0 ΔE 0.053
Use #ADD4CA 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.