#B1D2EC
Closest named color: Light Blue (#ADD8E6). oklch(84.8% 0.051 242), rgb(177, 210, 236).
Aa
Black text reads best on this color (13.29:1).
About this color
#B1D2EC is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.051 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.021 away. Black text reads best on it, at 13.29:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.051) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.29:1 |
| White text | 1.57:1 |
Values
| HEX | #B1D2EC |
| RGB | rgb(177, 210, 236) |
| HSL | hsl(206, 61%, 81%) |
| OKLCH | oklch(84.8% 0.051 242) |
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 #B1D2EC | 1.57:1 | Fails | Lc -29.8 | Dividers and decoration only |
| Black text on #B1D2EC | 13.29:1 | AAA | Lc 77.5 | Fine for body text |
| #B1D2EC text on white | 1.57:1 | Fails | Lc 26.3 | Dividers and decoration only |
| #B1D2EC text on black | 13.29:1 | AAA | Lc -76.7 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#DFECF6
oklch(93.6% 0.019 240.7)
-
Step 200
200 (this color)
#B1D2EC
oklch(84.8% 0.051 242)
-
Step 300
300
#9CC6E8
oklch(80.8% 0.066 243.1)
-
Step 400
400
#62A8DC
oklch(70.6% 0.104 242.4)
-
Step 500
500
#2B91D2
oklch(63% 0.133 242.1)
-
Step 600
600
#007AB9
oklch(55.5% 0.132 242.1)
-
Step 700
700
#00679C
oklch(49.2% 0.116 241.5)
-
Step 800
800
#005481
oklch(42.7% 0.101 241.9)
-
Step 900
900
#04466B
oklch(37.7% 0.086 241.5)
-
Step 950
950
#08293F
oklch(27% 0.055 242.5)
#B1D2EC 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) | #C7D1ED | 0.028 |
| Deuteranopia (no green cones) | #C0CBEC | 0.025 |
| Tritanopia (no blue cones) | #A0D8DA | 0.040 |
| Achromatopsia (no color) | #CECECE | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1D2EC
#B1D2EC
oklch(84.8% 0.051 242)
- #E6C7AC
#E6C7AC
oklch(84.9% 0.051 63.1)
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 #B1D2EC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.021
- Light Blue Grey #B7C9E2 ΔE 0.024
- Baby Blue #A2CFFE ΔE 0.033
- Light Steel Blue #B0C4DE ΔE 0.037
- Celeste #A8DADC ΔE 0.038
- Powder Blue #B0E0E6 ΔE 0.041
- Cadet Gray #CED4DA ΔE 0.044
- Cloudy Blue #ACC2D9 ΔE 0.045
Use #B1D2EC 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.