#B9CDF2
Closest named color: Light Blue Grey (#B7C9E2). oklch(84.6% 0.056 262.7), rgb(185, 205, 242).
Aa
Black text reads best on this color (13.07:1).
About this color
#B9CDF2 is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.056 and its hue 263°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.023 away. Black text reads best on it, at 13.07:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 13.07:1 |
| White text | 1.60:1 |
Values
| HEX | #B9CDF2 |
| RGB | rgb(185, 205, 242) |
| HSL | hsl(219, 69%, 84%) |
| OKLCH | oklch(84.6% 0.056 262.7) |
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 #B9CDF2 | 1.60:1 | Fails | Lc -30.8 | Non-text elements, placeholder text |
| Black text on #B9CDF2 | 13.07:1 | AAA | Lc 76.5 | Fine for body text |
| #B9CDF2 text on white | 1.60:1 | Fails | Lc 27.3 | Dividers and decoration only |
| #B9CDF2 text on black | 13.07:1 | AAA | Lc -75.7 | 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 300.
-
Step 50
50
#F3F6FB
oklch(97.2% 0.007 260.7)
-
Step 100
100
#E4EAF5
oklch(93.6% 0.016 262.8)
-
Step 200
200
#CEDAEE
oklch(88.5% 0.03 260.7)
-
Step 300
300 (this color)
#B9CDF2
oklch(84.6% 0.056 262.7)
-
Step 400
400
#83A1D9
oklch(70.8% 0.089 262.5)
-
Step 500
500
#6488CF
oklch(63.1% 0.115 263)
-
Step 600
600
#4B71BC
oklch(55.6% 0.125 262.7)
-
Step 700
700
#3C5EA2
oklch(49.1% 0.116 262.8)
-
Step 800
800
#324D83
oklch(42.7% 0.096 262.9)
-
Step 900
900
#2C4169
oklch(37.8% 0.074 262.4)
-
Step 950
950
#1A263E
oklch(27% 0.048 263.3)
#B9CDF2 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) | #C1CFF4 | 0.012 |
| Deuteranopia (no green cones) | #BCCAF1 | 0.008 |
| Tritanopia (no blue cones) | #AAD4D9 | 0.050 |
| Achromatopsia (no color) | #CCCCCC | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9CDF2
#B9CDF2
oklch(84.6% 0.056 262.7)
- #DECAA3
#DECAA3
oklch(84.6% 0.056 84)
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 #B9CDF2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.023
- Light Periwinkle #C1C6FC ΔE 0.028
- Baby Blue #A2CFFE ΔE 0.030
- Light Steel Blue #B0C4DE ΔE 0.035
- Light Blue #ADD8E6 ΔE 0.041
- Cloudy Blue #ACC2D9 ΔE 0.045
- Cadet Gray #CED4DA ΔE 0.051
- Thistle #D8BFD8 ΔE 0.055
Use #B9CDF2 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.