#B3CEDF
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.7% 0.038 235.6), rgb(179, 206, 223).
Aa
Black text reads best on this color (12.81:1).
About this color
#B3CEDF is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.038 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.016 away. Black text reads best on it, at 12.81:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.81:1 |
| White text | 1.63:1 |
Values
| HEX | #B3CEDF |
| RGB | rgb(179, 206, 223) |
| HSL | hsl(203, 41%, 79%) |
| OKLCH | oklch(83.7% 0.038 235.6) |
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 #B3CEDF | 1.63:1 | Fails | Lc -32.0 | Non-text elements, placeholder text |
| Black text on #B3CEDF | 12.81:1 | AAA | Lc 75.4 | Fine for body text |
| #B3CEDF text on white | 1.63:1 | Fails | Lc 28.4 | Dividers and decoration only |
| #B3CEDF text on black | 12.81:1 | AAA | Lc -74.5 | Content text, not long reading |
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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E3EBF0
oklch(93.5% 0.011 234.8)
-
Step 200
200
#CDDCE5
oklch(88.6% 0.02 233.9)
-
Step 300
300 (this color)
#B3CEDF
oklch(83.7% 0.038 235.6)
-
Step 400
400
#7CA7C1
oklch(70.7% 0.06 235.3)
-
Step 500
500
#5991B2
oklch(63.1% 0.077 235.7)
-
Step 600
600
#3D7B9D
oklch(55.6% 0.083 235)
-
Step 700
700
#2F6787
oklch(49% 0.078 236.5)
-
Step 800
800
#28546D
oklch(42.6% 0.064 235.9)
-
Step 900
900
#254659
oklch(37.8% 0.051 235.5)
-
Step 950
950
#162934
oklch(27% 0.032 235.1)
#B3CEDF 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) | #C6CDE0 | 0.024 |
| Deuteranopia (no green cones) | #C0C8DF | 0.022 |
| Tritanopia (no blue cones) | #A7D3D3 | 0.029 |
| Achromatopsia (no color) | #CACACA | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3CEDF
#B3CEDF
oklch(83.7% 0.038 235.6)
- #DEC4B3
#DEC4B3
oklch(83.8% 0.038 55.3)
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 #B3CEDF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.016
- Light Blue #ADD8E6 ΔE 0.025
- Light Steel Blue #B0C4DE ΔE 0.027
- Cloudy Blue #ACC2D9 ΔE 0.033
- Celeste #A8DADC ΔE 0.035
- Cadet Gray #CED4DA ΔE 0.041
- Powder Blue #B0E0E6 ΔE 0.046
- Baby Blue #A2CFFE ΔE 0.046
Use #B3CEDF 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.