#ADD3CB
Closest named color: Celeste (#A8DADC). oklch(83.7% 0.042 181), rgb(173, 211, 203).
Aa
Black text reads best on this color (12.95:1).
About this color
#ADD3CB is a light, muted teal or cyan. In OKLCH its lightness is 84%, its chroma 0.042 and its hue 181°. 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 12.95:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | muted (0.042) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 12.95:1 |
| White text | 1.62:1 |
Values
| HEX | #ADD3CB |
| RGB | rgb(173, 211, 203) |
| HSL | hsl(167, 30%, 75%) |
| OKLCH | oklch(83.7% 0.042 181) |
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 #ADD3CB | 1.62:1 | Fails | Lc -31.3 | Non-text elements, placeholder text |
| Black text on #ADD3CB | 12.95:1 | AAA | Lc 76.0 | Fine for body text |
| #ADD3CB text on white | 1.62:1 | Fails | Lc 27.8 | Dividers and decoration only |
| #ADD3CB text on black | 12.95:1 | AAA | Lc -75.2 | 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
#E2EDEA
oklch(93.7% 0.012 178)
-
Step 200
200
#CADEDA
oklch(88.5% 0.022 182.5)
-
Step 300
300 (this color)
#ADD3CB
oklch(83.7% 0.042 181)
-
Step 400
400
#70AFA3
oklch(70.8% 0.067 180.9)
-
Step 500
500
#459A8C
oklch(63% 0.085 181.1)
-
Step 600
600
#1D8576
oklch(55.7% 0.093 180.5)
-
Step 700
700
#0A7063
oklch(49% 0.086 180.9)
-
Step 800
800
#115C51
oklch(42.8% 0.072 180.3)
-
Step 900
900
#184B43
oklch(37.6% 0.056 181)
-
Step 950
950
#102C27
oklch(27% 0.035 180.2)
#ADD3CB 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) | #CFCECB | 0.044 |
| Deuteranopia (no green cones) | #C8C9CC | 0.042 |
| Tritanopia (no blue cones) | #A3D4D0 | 0.012 |
| Achromatopsia (no color) | #CBCBCB | 0.042 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ADD3CB
#ADD3CB
oklch(83.7% 0.042 181)
- #E2BFC8
#E2BFC8
oklch(83.7% 0.042 0.8)
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 #ADD3CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.025
- Light Blue #ADD8E6 ΔE 0.036
- Tiffany Blue #94D2BD ΔE 0.037
- Ash Gray #BFC8AD ΔE 0.044
- Powder Blue #B0E0E6 ΔE 0.044
- Cadet Gray #CED4DA ΔE 0.049
- Light Blue Grey #B7C9E2 ΔE 0.051
- Silver #C0C0C0 ΔE 0.051
Use #ADD3CB 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.