#B3DDF4
Closest named color: Light Blue (#ADD8E6). oklch(87.5% 0.054 232.1), rgb(179, 221, 244).
Aa
Black text reads best on this color (14.56:1).
About this color
#B3DDF4 is a light, muted blue. In OKLCH its lightness is 88%, its chroma 0.054 and its hue 232°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.023 away. Black text reads best on it, at 14.56:1.
| Hue family | Blues |
| Lightness | light (88%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 14.56:1 |
| White text | 1.44:1 |
Values
| HEX | #B3DDF4 |
| RGB | rgb(179, 221, 244) |
| HSL | hsl(201, 75%, 83%) |
| OKLCH | oklch(87.5% 0.054 232.1) |
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 #B3DDF4 | 1.44:1 | Fails | Lc -24.0 | Dividers and decoration only |
| Black text on #B3DDF4 | 14.56:1 | AAA | Lc 82.6 | Fine for body text |
| #B3DDF4 text on white | 1.44:1 | Fails | Lc 21.1 | Dividers and decoration only |
| #B3DDF4 text on black | 14.56:1 | AAA | Lc -82.3 | 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
#F0F7FB
oklch(97.2% 0.009 232.4)
-
Step 100
100
#DDEDF5
oklch(93.7% 0.02 229)
-
Step 200
200 (this color)
#B3DDF4
oklch(87.5% 0.054 232.1)
-
Step 300
300
#93C9E6
oklch(80.9% 0.069 232.2)
-
Step 400
400
#4DACDA
oklch(70.6% 0.111 232.5)
-
Step 500
500
#0096CA
oklch(63.2% 0.129 232.1)
-
Step 600
600
#007EAA
oklch(55.7% 0.113 231.8)
-
Step 700
700
#006A90
oklch(49.2% 0.1 232)
-
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)
#B3DDF4 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) | #D2DBF5 | 0.038 |
| Deuteranopia (no green cones) | #C9D4F4 | 0.034 |
| Tritanopia (no blue cones) | #9FE3E4 | 0.039 |
| Achromatopsia (no color) | #D7D7D7 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3DDF4
#B3DDF4
oklch(87.5% 0.054 232.1)
- #F4CDB6
#F4CDB6
oklch(87.6% 0.054 52.3)
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 #B3DDF4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.023
- Powder Blue #B0E0E6 ΔE 0.024
- Celeste #A8DADC ΔE 0.037
- Cadet Gray #CED4DA ΔE 0.045
- Pale Turquoise #AFEEEE ΔE 0.049
- Baby Blue #A2CFFE ΔE 0.050
- Robin's Egg Blue #98EFF9 ΔE 0.051
- Light Blue Grey #B7C9E2 ΔE 0.051
Use #B3DDF4 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.