#A1D2EB
Closest named color: Light Blue (#ADD8E6). oklch(83.8% 0.062 230.5), rgb(161, 210, 235).
Aa
Black text reads best on this color (12.93:1).
About this color
#A1D2EB is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.062 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.025 away. Black text reads best on it, at 12.93:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 12.93:1 |
| White text | 1.62:1 |
Values
| HEX | #A1D2EB |
| RGB | rgb(161, 210, 235) |
| HSL | hsl(200, 65%, 78%) |
| OKLCH | oklch(83.8% 0.062 230.5) |
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 #A1D2EB | 1.62:1 | Fails | Lc -31.4 | Non-text elements, placeholder text |
| Black text on #A1D2EB | 12.93:1 | AAA | Lc 76.0 | Fine for body text |
| #A1D2EB text on white | 1.62:1 | Fails | Lc 27.8 | Dividers and decoration only |
| #A1D2EB text on black | 12.93:1 | AAA | Lc -75.1 | 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
#F0F7FA
oklch(97.2% 0.008 225.1)
-
Step 100
100
#DEECF4
oklch(93.5% 0.018 232.5)
-
Step 200
200
#C3DEEC
oklch(88.5% 0.035 230.3)
-
Step 300
300 (this color)
#A1D2EB
oklch(83.8% 0.062 230.5)
-
Step 400
400
#58ACD3
oklch(70.7% 0.099 230.5)
-
Step 500
500
#0096C7
oklch(63.1% 0.126 230.5)
-
Step 600
600
#007EA8
oklch(55.6% 0.112 230.6)
-
Step 700
700
#006A8E
oklch(49.1% 0.099 230.6)
-
Step 800
800
#005775
oklch(42.8% 0.086 230.3)
-
Step 900
900
#004862
oklch(37.7% 0.076 230.8)
-
Step 950
950
#022B3B
oklch(27.1% 0.052 229.7)
#A1D2EB 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) | #C6D0EC | 0.045 |
| Deuteranopia (no green cones) | #BBC7EB | 0.041 |
| Tritanopia (no blue cones) | #89D9DA | 0.044 |
| Achromatopsia (no color) | #CBCBCB | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A1D2EB
#A1D2EB
oklch(83.8% 0.062 230.5)
- #ECBFA6
#ECBFA6
oklch(83.8% 0.062 50.6)
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 #A1D2EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.025
- Baby Blue #A2CFFE ΔE 0.031
- Sky Blue #87CEEB ΔE 0.031
- Light Blue Grey #B7C9E2 ΔE 0.032
- Celeste #A8DADC ΔE 0.036
- Light Steel Blue #B0C4DE ΔE 0.038
- Light Sky Blue #87CEFA ΔE 0.038
- Cloudy Blue #ACC2D9 ΔE 0.043
Use #A1D2EB 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.