#A5DDFB
Closest named color: Light Blue (#ADD8E6). oklch(86.9% 0.071 232), rgb(165, 221, 251).
Aa
Black text reads best on this color (14.33:1).
About this color
#A5DDFB is a light, moderately saturated blue. In OKLCH its lightness is 87%, its chroma 0.071 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.028 away. Black text reads best on it, at 14.33:1.
| Hue family | Blues |
| Lightness | light (87%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 14.33:1 |
| White text | 1.46:1 |
Values
| HEX | #A5DDFB |
| RGB | rgb(165, 221, 251) |
| HSL | hsl(201, 91%, 82%) |
| OKLCH | oklch(86.9% 0.071 232) |
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 #A5DDFB | 1.46:1 | Fails | Lc -25.0 | Dividers and decoration only |
| Black text on #A5DDFB | 14.33:1 | AAA | Lc 81.7 | Fine for body text |
| #A5DDFB text on white | 1.46:1 | Fails | Lc 22.0 | Dividers and decoration only |
| #A5DDFB text on black | 14.33:1 | AAA | Lc -81.3 | 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
#EEF7FC
oklch(97.1% 0.012 231.7)
-
Step 100
100
#D9EDF9
oklch(93.5% 0.027 234)
-
Step 200
200 (this color)
#A5DDFB
oklch(86.9% 0.071 232)
-
Step 300
300
#82CBF2
oklch(80.8% 0.091 232.8)
-
Step 400
400
#00AFEA
oklch(70.8% 0.144 231.6)
-
Step 500
500
#0096C9
oklch(63.2% 0.128 231.5)
-
Step 600
600
#007EAA
oklch(55.7% 0.113 231.8)
-
Step 700
700
#006A8F
oklch(49.2% 0.1 231.3)
-
Step 800
800
#005676
oklch(42.6% 0.087 232.3)
-
Step 900
900
#004863
oklch(37.7% 0.077 231.8)
-
Step 950
950
#002B3D
oklch(27.1% 0.055 231.9)
#A5DDFB 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) | #CFDBFD | 0.050 |
| Deuteranopia (no green cones) | #C2D1FB | 0.044 |
| Tritanopia (no blue cones) | #88E5E6 | 0.052 |
| Achromatopsia (no color) | #D5D5D5 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #A5DDFB
#A5DDFB
oklch(86.9% 0.071 232)
- #FBC8AA
#FBC8AA
oklch(87% 0.071 52)
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 #A5DDFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.028
- Powder Blue #B0E0E6 ΔE 0.035
- Baby Blue #A2CFFE ΔE 0.040
- Celeste #A8DADC ΔE 0.042
- Robin's Egg Blue #98EFF9 ΔE 0.050
- Light Sky Blue #87CEFA ΔE 0.055
- Light Blue Grey #B7C9E2 ΔE 0.055
- Robin Egg Blue #8AF1FE ΔE 0.055
Use #A5DDFB 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.