#B4BBEA
Closest named color: Pastel Blue (#A2BFFE). oklch(80.3% 0.067 278.2), rgb(180, 187, 234).
Aa
Black text reads best on this color (11.23:1).
About this color
#B4BBEA is a light, muted blue. In OKLCH its lightness is 80%, its chroma 0.067 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.034 away. Black text reads best on it, at 11.23:1.
| Hue family | Blues |
| Lightness | light (80%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.23:1 |
| White text | 1.86:1 |
Values
| HEX | #B4BBEA |
| RGB | rgb(180, 187, 234) |
| HSL | hsl(232, 56%, 81%) |
| OKLCH | oklch(80.3% 0.067 278.2) |
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 #B4BBEA | 1.86:1 | Fails | Lc -39.5 | Non-text elements, placeholder text |
| Black text on #B4BBEA | 11.23:1 | AAA | Lc 68.6 | Content text, not long reading |
| #B4BBEA text on white | 1.86:1 | Fails | Lc 35.3 | Non-text elements, placeholder text |
| #B4BBEA text on black | 11.23:1 | AAA | Lc -67.2 | 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
#E6E9F7
oklch(93.6% 0.019 276.3)
-
Step 200
200
#D3D7F2
oklch(88.4% 0.037 278.9)
-
Step 300
300 (this color)
#B4BBEA
oklch(80.3% 0.067 278.2)
-
Step 400
400
#919AE3
oklch(70.8% 0.107 277.9)
-
Step 500
500
#777FDA
oklch(63.1% 0.136 277.9)
-
Step 600
600
#6166C8
oklch(55.5% 0.149 278.2)
-
Step 700
700
#5155AD
oklch(49.2% 0.138 278.1)
-
Step 800
800
#42468C
oklch(42.8% 0.114 278)
-
Step 900
900
#373B70
oklch(37.7% 0.09 277.9)
-
Step 950
950
#202342
oklch(27% 0.057 277.6)
#B4BBEA 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) | #AEC0EC | 0.014 |
| Deuteranopia (no green cones) | #ABBCE9 | 0.012 |
| Tritanopia (no blue cones) | #A7C3CB | 0.059 |
| Achromatopsia (no color) | #BDBDBD | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4BBEA
#B4BBEA
oklch(80.3% 0.067 278.2)
- #CAC08E
#CAC08E
oklch(80.4% 0.067 98.1)
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 #B4BBEA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.034
- Light Steel Blue #B0C4DE ΔE 0.034
- Cloudy Blue #ACC2D9 ΔE 0.037
- Light Periwinkle #C1C6FC ΔE 0.039
- Light Blue Grey #B7C9E2 ΔE 0.043
- Light Grey Blue #9DBCD4 ΔE 0.046
- Light Cornflower Blue #98C1D9 ΔE 0.049
- Baby Blue #A2CFFE ΔE 0.053
Use #B4BBEA 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.