#B9C2EF
Closest named color: Light Periwinkle (#C1C6FC). oklch(82.2% 0.064 276.1), rgb(185, 194, 239).
Aa
Black text reads best on this color (12.02:1).
About this color
#B9C2EF is a light, muted blue. In OKLCH its lightness is 82%, its chroma 0.064 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.023 away. Black text reads best on it, at 12.02:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 12.02:1 |
| White text | 1.74:1 |
Values
| HEX | #B9C2EF |
| RGB | rgb(185, 194, 239) |
| HSL | hsl(230, 63%, 83%) |
| OKLCH | oklch(82.2% 0.064 276.1) |
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 #B9C2EF | 1.74:1 | Fails | Lc -35.7 | Non-text elements, placeholder text |
| Black text on #B9C2EF | 12.02:1 | AAA | Lc 72.0 | Content text, not long reading |
| #B9C2EF text on white | 1.74:1 | Fails | Lc 31.8 | Non-text elements, placeholder text |
| #B9C2EF text on black | 12.02:1 | AAA | Lc -70.9 | 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
#F4F5FB
oklch(97.1% 0.008 278.6)
-
Step 100
100
#E6E9F7
oklch(93.6% 0.019 276.3)
-
Step 200
200
#D2D8F1
oklch(88.5% 0.035 274.9)
-
Step 300
300 (this color)
#B9C2EF
oklch(82.2% 0.064 276.1)
-
Step 400
400
#8F9BE0
oklch(70.7% 0.102 275.9)
-
Step 500
500
#7581D8
oklch(63.2% 0.131 276)
-
Step 600
600
#5E68C5
oklch(55.5% 0.143 276.1)
-
Step 700
700
#4E56AA
oklch(49% 0.133 276.2)
-
Step 800
800
#40478A
oklch(42.7% 0.11 276.2)
-
Step 900
900
#363C6E
oklch(37.7% 0.085 276.3)
-
Step 950
950
#1F2441
oklch(27.1% 0.054 274.8)
#B9C2EF 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) | #B5C6F1 | 0.011 |
| Deuteranopia (no green cones) | #B2C2EE | 0.009 |
| Tritanopia (no blue cones) | #ACCAD1 | 0.057 |
| Achromatopsia (no color) | #C4C4C4 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9C2EF
#B9C2EF
oklch(82.2% 0.064 276.1)
- #D1C596
#D1C596
oklch(82.2% 0.064 95.5)
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 #B9C2EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.023
- Light Steel Blue #B0C4DE ΔE 0.030
- Light Blue Grey #B7C9E2 ΔE 0.030
- Cloudy Blue #ACC2D9 ΔE 0.037
- Pastel Blue #A2BFFE ΔE 0.038
- Baby Blue #A2CFFE ΔE 0.041
- Thistle #D8BFD8 ΔE 0.050
- Light Cornflower Blue #98C1D9 ΔE 0.054
Use #B9C2EF 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.