#BCB1DB
Closest named color: Cloudy Blue (#ACC2D9). oklch(78.3% 0.06 297), rgb(188, 177, 219).
Aa
Black text reads best on this color (10.45:1).
About this color
#BCB1DB is a light, muted purple. In OKLCH its lightness is 78%, its chroma 0.060 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.049 away. Black text reads best on it, at 10.45:1.
| Hue family | Purples |
| Lightness | light (78%) |
| Chroma | muted (0.060) |
| Temperature | in between |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 10.45:1 |
| White text | 2.00:1 |
Values
| HEX | #BCB1DB |
| RGB | rgb(188, 177, 219) |
| HSL | hsl(256, 37%, 78%) |
| OKLCH | oklch(78.3% 0.06 297) |
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 #BCB1DB | 2.00:1 | Fails | Lc -43.4 | Non-text elements, placeholder text |
| Black text on #BCB1DB | 10.45:1 | AAA | Lc 65.0 | Content text, not long reading |
| #BCB1DB text on white | 2.00:1 | Fails | Lc 39.0 | Non-text elements, placeholder text |
| #BCB1DB text on black | 10.45:1 | AAA | Lc -63.4 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EBE8F4
oklch(93.7% 0.016 297.5)
-
Step 200
200
#DBD5ED
oklch(88.5% 0.033 297.2)
-
Step 300
300 (this color)
#BCB1DB
oklch(78.3% 0.06 297)
-
Step 400
400
#A794D6
oklch(70.8% 0.097 297.1)
-
Step 500
500
#9278CA
oklch(63.1% 0.123 297.4)
-
Step 600
600
#7C60B7
oklch(55.6% 0.133 296.7)
-
Step 700
700
#694F9E
oklch(49.2% 0.124 296.8)
-
Step 800
800
#564180
oklch(42.8% 0.103 297.2)
-
Step 900
900
#463767
oklch(37.6% 0.081 296.7)
-
Step 950
950
#29213C
oklch(27.1% 0.05 296.6)
#BCB1DB 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) | #A9B7DD | 0.028 |
| Deuteranopia (no green cones) | #AAB6DA | 0.027 |
| Tritanopia (no blue cones) | #B7B7BF | 0.049 |
| Achromatopsia (no color) | #B7B7B7 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BCB1DB
#BCB1DB
oklch(78.3% 0.06 297)
- #B5BE92
#B5BE92
oklch(78.3% 0.061 117.2)
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 #BCB1DB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.049
- Light Steel Blue #B0C4DE ΔE 0.050
- Light Grey Blue #9DBCD4 ΔE 0.052
- French Gray #ADB5BD ΔE 0.054
- Pale Violet #CEAEFA ΔE 0.055
- Thistle #D8BFD8 ΔE 0.058
- Pastel Blue #A2BFFE ΔE 0.059
- Light Cornflower Blue #98C1D9 ΔE 0.061
Use #BCB1DB 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.