#B3DDFC
Closest named color: Light Blue (#ADD8E6). oklch(87.8% 0.062 240.4), rgb(179, 221, 252).
Aa
Black text reads best on this color (14.66:1).
About this color
#B3DDFC is a light, muted blue. In OKLCH its lightness is 88%, its chroma 0.062 and its hue 240°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.032 away. Black text reads best on it, at 14.66:1.
| Hue family | Blues |
| Lightness | light (88%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 14.66:1 |
| White text | 1.43:1 |
Values
| HEX | #B3DDFC |
| RGB | rgb(179, 221, 252) |
| HSL | hsl(205, 92%, 85%) |
| OKLCH | oklch(87.8% 0.062 240.4) |
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 #B3DDFC | 1.43:1 | Fails | Lc -23.6 | Dividers and decoration only |
| Black text on #B3DDFC | 14.66:1 | AAA | Lc 83.0 | Fine for body text |
| #B3DDFC text on white | 1.43:1 | Fails | Lc 20.7 | Dividers and decoration only |
| #B3DDFC text on black | 14.66:1 | AAA | Lc -82.7 | 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
#EFF7FC
oklch(97.2% 0.011 234.8)
-
Step 100
100
#DDECF8
oklch(93.5% 0.023 241.9)
-
Step 200
200 (this color)
#B3DDFC
oklch(87.8% 0.062 240.4)
-
Step 300
300
#92C8EF
oklch(80.9% 0.079 240.3)
-
Step 400
400
#4BAAE7
oklch(70.7% 0.126 240.2)
-
Step 500
500
#0092D8
oklch(63% 0.146 240.6)
-
Step 600
600
#007BB6
oklch(55.6% 0.128 240.2)
-
Step 700
700
#00679A
oklch(49.1% 0.113 240.5)
-
Step 800
800
#00547F
oklch(42.6% 0.099 240.7)
-
Step 900
900
#00466B
oklch(37.7% 0.087 240.8)
-
Step 950
950
#002942
oklch(26.9% 0.063 241.6)
#B3DDFC 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) | #D0DCFE | 0.036 |
| Deuteranopia (no green cones) | #C6D4FB | 0.031 |
| Tritanopia (no blue cones) | #9DE5E7 | 0.049 |
| Achromatopsia (no color) | #D8D8D8 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3DDFC
#B3DDFC
oklch(87.8% 0.062 240.4)
- #F6CEAF
#F6CEAF
oklch(87.8% 0.061 59.6)
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 #B3DDFC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.032
- Powder Blue #B0E0E6 ΔE 0.035
- Baby Blue #A2CFFE ΔE 0.045
- Celeste #A8DADC ΔE 0.047
- Cadet Gray #CED4DA ΔE 0.052
- Light Blue Grey #B7C9E2 ΔE 0.054
- Robin's Egg Blue #98EFF9 ΔE 0.055
- Pale Turquoise #AFEEEE ΔE 0.055
Use #B3DDFC 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.