#B1D2F2
Closest named color: Baby Blue (#A2CFFE). oklch(85% 0.057 247.7), rgb(177, 210, 242).
Aa
Black text reads best on this color (13.37:1).
About this color
#B1D2F2 is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.057 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.027 away. Black text reads best on it, at 13.37:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 13.37:1 |
| White text | 1.57:1 |
Values
| HEX | #B1D2F2 |
| RGB | rgb(177, 210, 242) |
| HSL | hsl(210, 71%, 82%) |
| OKLCH | oklch(85% 0.057 247.7) |
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 #B1D2F2 | 1.57:1 | Fails | Lc -29.4 | Dividers and decoration only |
| Black text on #B1D2F2 | 13.37:1 | AAA | Lc 77.8 | Fine for body text |
| #B1D2F2 text on white | 1.57:1 | Fails | Lc 26.0 | Dividers and decoration only |
| #B1D2F2 text on black | 13.37:1 | AAA | Lc -77.0 | 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
#F0F6FC
oklch(97% 0.01 247.9)
-
Step 100
100
#DFECF8
oklch(93.7% 0.021 245.9)
-
Step 200
200 (this color)
#B1D2F2
oklch(85% 0.057 247.7)
-
Step 300
300
#9BC6EE
oklch(81% 0.073 246.9)
-
Step 400
400
#61A6E6
oklch(70.6% 0.118 248.1)
-
Step 500
500
#2A8FDF
oklch(63.2% 0.15 247.5)
-
Step 600
600
#0077C5
oklch(55.6% 0.149 247.9)
-
Step 700
700
#0064A6
oklch(49.1% 0.131 247.6)
-
Step 800
800
#005289
oklch(42.7% 0.113 247.3)
-
Step 900
900
#044472
oklch(37.7% 0.098 247.6)
-
Step 950
950
#082843
oklch(27% 0.062 248.2)
#B1D2F2 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) | #C6D2F4 | 0.027 |
| Deuteranopia (no green cones) | #BECBF1 | 0.023 |
| Tritanopia (no blue cones) | #9ED9DC | 0.048 |
| Achromatopsia (no color) | #CECECE | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1D2F2
#B1D2F2
oklch(85% 0.057 247.7)
- #E8C8A7
#E8C8A7
oklch(85.2% 0.057 67.8)
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 #B1D2F2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.027
- Light Blue Grey #B7C9E2 ΔE 0.027
- Light Blue #ADD8E6 ΔE 0.027
- Light Steel Blue #B0C4DE ΔE 0.040
- Light Periwinkle #C1C6FC ΔE 0.042
- Celeste #A8DADC ΔE 0.045
- Powder Blue #B0E0E6 ΔE 0.046
- Cloudy Blue #ACC2D9 ΔE 0.048
Use #B1D2F2 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.