#A9CDCA
Closest named color: Celeste (#A8DADC). oklch(82.1% 0.038 190.2), rgb(169, 205, 202).
Aa
Black text reads best on this color (12.27:1).
About this color
#A9CDCA is a light, muted teal or cyan. In OKLCH its lightness is 82%, its chroma 0.038 and its hue 190°. Its hue sits on the cool side of the wheel. The nearest named color is Celeste (#A8DADC), ΔE 0.036 away. Black text reads best on it, at 12.27:1.
| Hue family | Teals and cyans |
| Lightness | light (82%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Celeste (#A8DADC) |
| Black text | 12.27:1 |
| White text | 1.71:1 |
Values
| HEX | #A9CDCA |
| RGB | rgb(169, 205, 202) |
| HSL | hsl(175, 26%, 73%) |
| OKLCH | oklch(82.1% 0.038 190.2) |
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 #A9CDCA | 1.71:1 | Fails | Lc -34.6 | Non-text elements, placeholder text |
| Black text on #A9CDCA | 12.27:1 | AAA | Lc 73.1 | Content text, not long reading |
| #A9CDCA text on white | 1.71:1 | Fails | Lc 30.7 | Non-text elements, placeholder text |
| #A9CDCA text on black | 12.27:1 | AAA | Lc -72.0 | Content text, not long reading |
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
#E2ECEB
oklch(93.5% 0.011 189.8)
-
Step 200
200
#CADEDC
oklch(88.5% 0.022 189.5)
-
Step 300
300 (this color)
#A9CDCA
oklch(82.1% 0.038 190.2)
-
Step 400
400
#72ADA9
oklch(70.6% 0.062 190.5)
-
Step 500
500
#499994
oklch(63.1% 0.079 189.9)
-
Step 600
600
#24837F
oklch(55.6% 0.085 190.8)
-
Step 700
700
#146F6B
oklch(49.1% 0.079 190.3)
-
Step 800
800
#165A57
oklch(42.6% 0.065 190.6)
-
Step 900
900
#1B4A48
oklch(37.6% 0.051 191.4)
-
Step 950
950
#112C2A
oklch(27.1% 0.033 189)
#A9CDCA 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) | #C9C9CA | 0.041 |
| Deuteranopia (no green cones) | #C2C4CA | 0.038 |
| Tritanopia (no blue cones) | #9FCFCC | 0.012 |
| Achromatopsia (no color) | #C6C6C6 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9CDCA
#A9CDCA
oklch(82.1% 0.038 190.2)
- #DCBBBF
#DCBBBF
oklch(82.2% 0.038 9.7)
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 #A9CDCA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Celeste #A8DADC ΔE 0.036
- Tiffany Blue #94D2BD ΔE 0.036
- Silver #C0C0C0 ΔE 0.041
- Cloudy Blue #ACC2D9 ΔE 0.042
- Light Blue #ADD8E6 ΔE 0.043
- Ash Gray #BFC8AD ΔE 0.043
- Light Blue Grey #B7C9E2 ΔE 0.044
- Light Steel Blue #B0C4DE ΔE 0.044
Use #A9CDCA 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.