#A9F2FF
Closest named color: Diamond (#B9F2FF). oklch(91.8% 0.074 209.8), rgb(169, 242, 255).
Aa
Black text reads best on this color (16.83:1).
About this color
#A9F2FF is a very light, moderately saturated teal or cyan. In OKLCH its lightness is 92%, its chroma 0.074 and its hue 210°. Its hue sits on the cool side of the wheel. The nearest named color is Diamond (#B9F2FF), ΔE 0.017 away. Black text reads best on it, at 16.83:1.
| Hue family | Teals and cyans |
| Lightness | very light (92%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Diamond (#B9F2FF) |
| Black text | 16.83:1 |
| White text | 1.24:1 |
Values
| HEX | #A9F2FF |
| RGB | rgb(169, 242, 255) |
| HSL | hsl(189, 100%, 83%) |
| OKLCH | oklch(91.8% 0.074 209.8) |
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 #A9F2FF | 1.24:1 | Fails | Lc -14.1 | Not readable |
| Black text on #A9F2FF | 16.83:1 | AAA | Lc 91.4 | Preferred for body text |
| #A9F2FF text on white | 1.24:1 | Fails | Lc 12.2 | Not readable |
| #A9F2FF text on black | 16.83:1 | AAA | Lc -91.8 | Preferred 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 100.
-
Step 50
50
#ECF8FA
oklch(97.1% 0.013 208.8)
-
Step 100
100 (this color)
#A9F2FF
oklch(91.8% 0.074 209.8)
-
Step 200
200
#B1E3EC
oklch(88.4% 0.053 209.8)
-
Step 300
300
#6FD2E2
oklch(81% 0.095 209.2)
-
Step 400
400
#00B5CA
oklch(70.8% 0.122 209.4)
-
Step 500
500
#009BAE
oklch(63.2% 0.109 210)
-
Step 600
600
#008292
oklch(55.6% 0.096 209.8)
-
Step 700
700
#006D7B
oklch(49% 0.085 210.2)
-
Step 800
800
#005A65
oklch(42.8% 0.074 209.1)
-
Step 900
900
#004B54
oklch(37.8% 0.065 208.5)
-
Step 950
950
#002C33
oklch(26.9% 0.047 211.1)
#A9F2FF 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) | #E6ECFF | 0.071 |
| Deuteranopia (no green cones) | #D7E1FF | 0.065 |
| Tritanopia (no blue cones) | #89F8F6 | 0.037 |
| Achromatopsia (no color) | #E6E6E6 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9F2FF
#A9F2FF
oklch(91.8% 0.074 209.8)
- #FFDAD3
#FFDAD3
oklch(91.7% 0.043 30.5)
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 #A9F2FF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Diamond #B9F2FF ΔE 0.017
- Robin's Egg Blue #98EFF9 ΔE 0.021
- Pale Turquoise #AFEEEE ΔE 0.022
- Pale Sky Blue #BDF6FE ΔE 0.025
- Robin Egg Blue #8AF1FE ΔE 0.030
- Pale Cyan #B7FFFA ΔE 0.042
- Duck Egg Blue #C3FBF4 ΔE 0.043
- Powder Blue #B0E0E6 ΔE 0.049
Use #A9F2FF 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.