#A9C8DF
Closest named color: Light Steel Blue (#B0C4DE). oklch(81.8% 0.047 240.3), rgb(169, 200, 223).
Aa
Black text reads best on this color (12.01:1).
About this color
#A9C8DF is a light, muted blue. In OKLCH its lightness is 82%, its chroma 0.047 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.013 away. Black text reads best on it, at 12.01:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 12.01:1 |
| White text | 1.74:1 |
Values
| HEX | #A9C8DF |
| RGB | rgb(169, 200, 223) |
| HSL | hsl(206, 46%, 77%) |
| OKLCH | oklch(81.8% 0.047 240.3) |
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 #A9C8DF | 1.74:1 | Fails | Lc -35.8 | Non-text elements, placeholder text |
| Black text on #A9C8DF | 12.01:1 | AAA | Lc 72.0 | Content text, not long reading |
| #A9C8DF text on white | 1.74:1 | Fails | Lc 31.9 | Non-text elements, placeholder text |
| #A9C8DF text on black | 12.01:1 | AAA | Lc -70.9 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E2EBF2
oklch(93.5% 0.014 241)
-
Step 200
200
#CBDCE9
oklch(88.6% 0.026 240.7)
-
Step 300
300 (this color)
#A9C8DF
oklch(81.8% 0.047 240.3)
-
Step 400
400
#75A7CB
oklch(70.6% 0.075 240.4)
-
Step 500
500
#4F91BD
oklch(63.1% 0.095 239.8)
-
Step 600
600
#307AAA
oklch(55.5% 0.104 240.9)
-
Step 700
700
#216792
oklch(49.1% 0.097 240.3)
-
Step 800
800
#1E5476
oklch(42.7% 0.08 240.2)
-
Step 900
900
#1F465F
oklch(37.8% 0.062 239.4)
-
Step 950
950
#132938
oklch(27% 0.04 240.2)
#A9C8DF 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) | #BEC7E0 | 0.027 |
| Deuteranopia (no green cones) | #B7C1DF | 0.024 |
| Tritanopia (no blue cones) | #9ACECF | 0.037 |
| Achromatopsia (no color) | #C4C4C4 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A9C8DF
#A9C8DF
oklch(81.8% 0.047 240.3)
- #DBBDA6
#DBBDA6
oklch(81.8% 0.047 59.5)
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 #A9C8DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.013
- Cloudy Blue #ACC2D9 ΔE 0.016
- Light Blue Grey #B7C9E2 ΔE 0.019
- Light Cornflower Blue #98C1D9 ΔE 0.030
- Light Grey Blue #9DBCD4 ΔE 0.037
- Sky Blue #87CEEB ΔE 0.039
- Baby Blue #A2CFFE ΔE 0.042
- Light Blue #ADD8E6 ΔE 0.042
Use #A9C8DF 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.