#BCC4EF
Closest named color: Light Periwinkle (#C1C6FC). oklch(82.8% 0.061 276.7), rgb(188, 196, 239).
Aa
Black text reads best on this color (12.28:1).
About this color
#BCC4EF is a light, muted blue. In OKLCH its lightness is 83%, its chroma 0.061 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Light Periwinkle (#C1C6FC), ΔE 0.020 away. Black text reads best on it, at 12.28:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Light Periwinkle (#C1C6FC) |
| Black text | 12.28:1 |
| White text | 1.71:1 |
Values
| HEX | #BCC4EF |
| RGB | rgb(188, 196, 239) |
| HSL | hsl(231, 61%, 84%) |
| OKLCH | oklch(82.8% 0.061 276.7) |
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 #BCC4EF | 1.71:1 | Fails | Lc -34.5 | Non-text elements, placeholder text |
| Black text on #BCC4EF | 12.28:1 | AAA | Lc 73.1 | Content text, not long reading |
| #BCC4EF text on white | 1.71:1 | Fails | Lc 30.7 | Non-text elements, placeholder text |
| #BCC4EF text on black | 12.28:1 | AAA | Lc -72.1 | 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
#E6E9F6
oklch(93.6% 0.018 275.6)
-
Step 200
200
#D3D8F0
oklch(88.6% 0.033 276.3)
-
Step 300
300 (this color)
#BCC4EF
oklch(82.8% 0.061 276.7)
-
Step 400
400
#919BDD
oklch(70.7% 0.097 277)
-
Step 500
500
#7781D4
oklch(63.1% 0.125 277)
-
Step 600
600
#6069C1
oklch(55.6% 0.135 276.6)
-
Step 700
700
#5057A7
oklch(49.1% 0.126 276.9)
-
Step 800
800
#414887
oklch(42.8% 0.104 276.3)
-
Step 900
900
#373C6C
oklch(37.6% 0.082 277.2)
-
Step 950
950
#20243F
oklch(27.1% 0.05 276.1)
#BCC4EF 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) | #B8C8F1 | 0.011 |
| Deuteranopia (no green cones) | #B5C4EE | 0.009 |
| Tritanopia (no blue cones) | #B0CCD2 | 0.055 |
| Achromatopsia (no color) | #C6C6C6 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BCC4EF
#BCC4EF
oklch(82.8% 0.061 276.7)
- #D2C89A
#D2C89A
oklch(83% 0.062 97.3)
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 #BCC4EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Periwinkle #C1C6FC ΔE 0.020
- Light Blue Grey #B7C9E2 ΔE 0.027
- Light Steel Blue #B0C4DE ΔE 0.030
- Cloudy Blue #ACC2D9 ΔE 0.039
- Baby Blue #A2CFFE ΔE 0.040
- Pastel Blue #A2BFFE ΔE 0.044
- Thistle #D8BFD8 ΔE 0.047
- Light Lavender #DFC5FE ΔE 0.054
Use #BCC4EF 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.