#B4C0FA
Closest named color: Pastel Blue (#A2BFFE). oklch(81.9% 0.083 275.4), rgb(180, 192, 250).
Aa
Black text reads best on this color (11.86:1).
About this color
#B4C0FA is a light, moderately saturated blue. In OKLCH its lightness is 82%, its chroma 0.083 and its hue 275°. Its hue sits on the cool side of the wheel. The nearest named color is Pastel Blue (#A2BFFE), ΔE 0.024 away. Black text reads best on it, at 11.86:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.083) |
| Temperature | cool |
| Nearest name | Pastel Blue (#A2BFFE) |
| Black text | 11.86:1 |
| White text | 1.77:1 |
Values
| HEX | #B4C0FA |
| RGB | rgb(180, 192, 250) |
| HSL | hsl(230, 88%, 84%) |
| OKLCH | oklch(81.9% 0.083 275.4) |
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 #B4C0FA | 1.77:1 | Fails | Lc -36.5 | Non-text elements, placeholder text |
| Black text on #B4C0FA | 11.86:1 | AAA | Lc 71.3 | Content text, not long reading |
| #B4C0FA text on white | 1.77:1 | Fails | Lc 32.5 | Non-text elements, placeholder text |
| #B4C0FA text on black | 11.86:1 | AAA | Lc -70.2 | 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
#F3F5FD
oklch(97.1% 0.011 274.9)
-
Step 100
100
#E5E9FA
oklch(93.6% 0.023 275.4)
-
Step 200
200
#D0D7F8
oklch(88.4% 0.046 276)
-
Step 300
300 (this color)
#B4C0FA
oklch(81.9% 0.083 275.4)
-
Step 400
400
#8998F3
oklch(70.6% 0.134 275.3)
-
Step 500
500
#6E7CEE
oklch(63.1% 0.17 275.2)
-
Step 600
600
#5962DC
oklch(55.6% 0.184 275.5)
-
Step 700
700
#4950BF
oklch(49% 0.171 275.4)
-
Step 800
800
#3C429B
oklch(42.7% 0.143 275.6)
-
Step 900
900
#32397B
oklch(37.6% 0.111 275.2)
-
Step 950
950
#1D2248
oklch(27% 0.07 275)
#B4C0FA 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) | #AFC6FD | 0.016 |
| Deuteranopia (no green cones) | #AAC0F9 | 0.013 |
| Tritanopia (no blue cones) | #A2CBD4 | 0.074 |
| Achromatopsia (no color) | #C3C3C3 | 0.083 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4C0FA
#B4C0FA
oklch(81.9% 0.083 275.4)
- #D4C485
#D4C485
oklch(81.9% 0.084 95.6)
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 #B4C0FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pastel Blue #A2BFFE ΔE 0.024
- Light Periwinkle #C1C6FC ΔE 0.024
- Baby Blue #A2CFFE ΔE 0.042
- Light Steel Blue #B0C4DE ΔE 0.046
- Light Blue Grey #B7C9E2 ΔE 0.048
- Cloudy Blue #ACC2D9 ΔE 0.052
- Light Violet #D6B4FC ΔE 0.054
- Pale Violet #CEAEFA ΔE 0.055
Use #B4C0FA 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.