#B5BDEE
Closest named color: Pastel Blue (#A2BFFE). oklch(80.9% 0.07 277.5), rgb(181, 189, 238).
Aa
Black text reads best on this color (11.47:1).
About this color
#B5BDEE is a light, muted blue. In OKLCH its lightness is 81%, its chroma 0.070 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.031 away. Black text reads best on it, at 11.47:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.47:1 |
| White text | 1.82:1 |
Values
| HEX | #B5BDEE |
| RGB | rgb(181, 189, 238) |
| HSL | hsl(232, 63%, 82%) |
| OKLCH | oklch(80.9% 0.07 277.5) |
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 #B5BDEE | 1.82:1 | Fails | Lc -38.4 | Non-text elements, placeholder text |
| Black text on #B5BDEE | 11.47:1 | AAA | Lc 69.6 | Content text, not long reading |
| #B5BDEE text on white | 1.82:1 | Fails | Lc 34.2 | Non-text elements, placeholder text |
| #B5BDEE text on black | 11.47:1 | AAA | Lc -68.3 | 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
#E6E9F8
oklch(93.6% 0.02 276.9)
-
Step 200
200
#D2D7F3
oklch(88.4% 0.039 277.6)
-
Step 300
300 (this color)
#B5BDEE
oklch(80.9% 0.07 277.5)
-
Step 400
400
#9099E6
oklch(70.7% 0.113 278)
-
Step 500
500
#767EDE
oklch(63% 0.143 277.9)
-
Step 600
600
#6066CC
oklch(55.7% 0.155 277.6)
-
Step 700
700
#4F54B0
oklch(49.1% 0.144 277.4)
-
Step 800
800
#41458F
oklch(42.7% 0.12 277.7)
-
Step 900
900
#363B72
oklch(37.7% 0.093 277)
-
Step 950
950
#202343
oklch(27.1% 0.059 277.6)
#B5BDEE 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) | #AFC2F0 | 0.014 |
| Deuteranopia (no green cones) | #ACBEED | 0.012 |
| Tritanopia (no blue cones) | #A7C6CD | 0.063 |
| Achromatopsia (no color) | #BFBFBF | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5BDEE
#B5BDEE
oklch(80.9% 0.07 277.5)
- #CDC18E
#CDC18E
oklch(80.8% 0.069 96.5)
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 #B5BDEE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.031
- Light Periwinkle #C1C6FC ΔE 0.033
- Light Steel Blue #B0C4DE ΔE 0.035
- Cloudy Blue #ACC2D9 ΔE 0.039
- Light Blue Grey #B7C9E2 ΔE 0.041
- Baby Blue #A2CFFE ΔE 0.048
- Light Grey Blue #9DBCD4 ΔE 0.051
- Light Cornflower Blue #98C1D9 ΔE 0.052
Use #B5BDEE 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.