#B1D2FD
Closest named color: Baby Blue (#A2CFFE). oklch(85.4% 0.07 255.2), rgb(177, 210, 253).
Aa
Black text reads best on this color (13.50:1).
About this color
#B1D2FD is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.070 and its hue 255°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.020 away. Black text reads best on it, at 13.50:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 13.50:1 |
| White text | 1.55:1 |
Values
| HEX | #B1D2FD |
| RGB | rgb(177, 210, 253) |
| HSL | hsl(214, 95%, 84%) |
| OKLCH | oklch(85.4% 0.07 255.2) |
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 #B1D2FD | 1.55:1 | Fails | Lc -28.8 | Dividers and decoration only |
| Black text on #B1D2FD | 13.50:1 | AAA | Lc 78.3 | Fine for body text |
| #B1D2FD text on white | 1.55:1 | Fails | Lc 25.4 | Dividers and decoration only |
| #B1D2FD text on black | 13.50:1 | AAA | Lc -77.6 | Fine for body text |
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 200.
-
Step 50
50
#F0F6FE
oklch(97.1% 0.012 255.5)
-
Step 100
100
#DFEBFC
oklch(93.6% 0.026 257)
-
Step 200
200 (this color)
#B1D2FD
oklch(85.4% 0.07 255.2)
-
Step 300
300
#9AC4FA
oklch(81% 0.089 255)
-
Step 400
400
#5FA3F8
oklch(70.8% 0.143 254.9)
-
Step 500
500
#2A88F5
oklch(63% 0.184 255.3)
-
Step 600
600
#0070DB
oklch(55.5% 0.184 255.3)
-
Step 700
700
#005EBA
oklch(49.1% 0.163 255.3)
-
Step 800
800
#004D9A
oklch(42.7% 0.142 255.2)
-
Step 900
900
#05407F
oklch(37.6% 0.12 255.2)
-
Step 950
950
#08264A
oklch(26.9% 0.075 255.4)
#B1D2FD 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) | #C3D3FF | 0.023 |
| Deuteranopia (no green cones) | #BACCFC | 0.018 |
| Tritanopia (no blue cones) | #9BDBE0 | 0.061 |
| Achromatopsia (no color) | #CFCFCF | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1D2FD
#B1D2FD
oklch(85.4% 0.07 255.2)
- #EAC99C
#EAC99C
oklch(85.3% 0.07 75.2)
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 #B1D2FD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.020
- Light Periwinkle #C1C6FC ΔE 0.035
- Light Blue Grey #B7C9E2 ΔE 0.038
- Light Blue #ADD8E6 ΔE 0.041
- Light Steel Blue #B0C4DE ΔE 0.049
- Light Sky Blue #87CEFA ΔE 0.049
- Pastel Blue #A2BFFE ΔE 0.056
- Sky Blue #87CEEB ΔE 0.056
Use #B1D2FD 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.