#A1D9FC
Closest named color: Baby Blue (#A2CFFE). oklch(85.9% 0.075 236.2), rgb(161, 217, 252).
Aa
Black text reads best on this color (13.84:1).
About this color
#A1D9FC is a light, moderately saturated blue. In OKLCH its lightness is 86%, its chroma 0.075 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.028 away. Black text reads best on it, at 13.84:1.
| Hue family | Blues |
| Lightness | light (86%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 13.84:1 |
| White text | 1.51:1 |
Values
| HEX | #A1D9FC |
| RGB | rgb(161, 217, 252) |
| HSL | hsl(203, 94%, 81%) |
| OKLCH | oklch(85.9% 0.075 236.2) |
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 #A1D9FC | 1.51:1 | Fails | Lc -27.2 | Dividers and decoration only |
| Black text on #A1D9FC | 13.84:1 | AAA | Lc 79.8 | Fine for body text |
| #A1D9FC text on white | 1.51:1 | Fails | Lc 24.0 | Dividers and decoration only |
| #A1D9FC text on black | 13.84:1 | AAA | Lc -79.2 | 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 200.
-
Step 50
50
#EEF7FD
oklch(97.1% 0.013 236.6)
-
Step 100
100
#D9EDFB
oklch(93.6% 0.028 238.2)
-
Step 200
200 (this color)
#A1D9FC
oklch(85.9% 0.075 236.2)
-
Step 300
300
#81CBF7
oklch(81% 0.097 235.8)
-
Step 400
400
#00ADF2
oklch(70.7% 0.152 236.1)
-
Step 500
500
#0094D0
oklch(63.1% 0.136 236.2)
-
Step 600
600
#007CB0
oklch(55.5% 0.121 236.7)
-
Step 700
700
#006894
oklch(49% 0.106 236.4)
-
Step 800
800
#00557A
oklch(42.5% 0.092 236.4)
-
Step 900
900
#004767
oklch(37.7% 0.082 236.6)
-
Step 950
950
#002A3F
oklch(27% 0.059 236.5)
#A1D9FC 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) | #C9D7FE | 0.048 |
| Deuteranopia (no green cones) | #BDCDFB | 0.043 |
| Tritanopia (no blue cones) | #81E2E4 | 0.058 |
| Achromatopsia (no color) | #D2D2D2 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1D9FC
#A1D9FC
oklch(85.9% 0.075 236.2)
- #F8C5A1
#F8C5A1
oklch(86% 0.076 56.7)
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 #A1D9FC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.028
- Light Blue #ADD8E6 ΔE 0.032
- Light Sky Blue #87CEFA ΔE 0.043
- Powder Blue #B0E0E6 ΔE 0.044
- Celeste #A8DADC ΔE 0.046
- Sky Blue #87CEEB ΔE 0.047
- Light Blue Grey #B7C9E2 ΔE 0.049
- Sky #82CAFC ΔE 0.055
Use #A1D9FC 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.