#B7BDEF
Closest named color: Light Periwinkle (#C1C6FC). oklch(81.1% 0.071 279.3), rgb(183, 189, 239).
Aa
Black text reads best on this color (11.53:1).
About this color
#B7BDEF is a light, moderately saturated blue. In OKLCH its lightness is 81%, its chroma 0.071 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.031 away. Black text reads best on it, at 11.53:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.071) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 11.53:1 |
| White text | 1.81:1 |
Values
| HEX | #B7BDEF |
| RGB | rgb(183, 189, 239) |
| HSL | hsl(234, 64%, 83%) |
| OKLCH | oklch(81.1% 0.071 279.3) |
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 #B7BDEF | 1.81:1 | Fails | Lc -38.1 | Non-text elements, placeholder text |
| Black text on #B7BDEF | 11.53:1 | AAA | Lc 69.9 | Content text, not long reading |
| #B7BDEF text on white | 1.81:1 | Fails | Lc 34.0 | Non-text elements, placeholder text |
| #B7BDEF text on black | 11.53:1 | AAA | Lc -68.6 | 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
#F4F5FC
oklch(97.1% 0.009 279.7)
-
Step 100
100
#E7E9F8
oklch(93.7% 0.02 279.9)
-
Step 200
200
#D3D7F3
oklch(88.5% 0.039 279.1)
-
Step 300
300 (this color)
#B7BDEF
oklch(81.1% 0.071 279.3)
-
Step 400
400
#9299E6
oklch(70.8% 0.112 279.1)
-
Step 500
500
#797DDF
oklch(63.1% 0.145 279.6)
-
Step 600
600
#6364CC
oklch(55.5% 0.157 279.6)
-
Step 700
700
#5253B1
oklch(49.2% 0.146 279.1)
-
Step 800
800
#43448F
oklch(42.7% 0.121 279.4)
-
Step 900
900
#383A72
oklch(37.7% 0.094 279.3)
-
Step 950
950
#212243
oklch(26.9% 0.061 280.2)
#B7BDEF 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) | #AFC2F1 | 0.015 |
| Deuteranopia (no green cones) | #ACBEEE | 0.015 |
| Tritanopia (no blue cones) | #AAC6CE | 0.063 |
| Achromatopsia (no color) | #C0C0C0 | 0.071 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B7BDEF
#B7BDEF
oklch(81.1% 0.071 279.3)
- #CCC38E
#CCC38E
oklch(81.2% 0.071 99.6)
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 #B7BDEF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.031
- Pastel Blue #A2BFFE ΔE 0.032
- Light Steel Blue #B0C4DE ΔE 0.036
- Cloudy Blue #ACC2D9 ΔE 0.041
- Light Blue Grey #B7C9E2 ΔE 0.042
- Baby Blue #A2CFFE ΔE 0.049
- Light Grey Blue #9DBCD4 ΔE 0.054
- Light Violet #D6B4FC ΔE 0.054
Use #B7BDEF 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.