#B1D2EE
Closest named color: Light Blue (#ADD8E6). oklch(84.9% 0.053 244), rgb(177, 210, 238).
Aa
Black text reads best on this color (13.32:1).
About this color
#B1D2EE is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.053 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.023 away. Black text reads best on it, at 13.32:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.053) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.32:1 |
| White text | 1.57:1 |
Values
| HEX | #B1D2EE |
| RGB | rgb(177, 210, 238) |
| HSL | hsl(208, 64%, 81%) |
| OKLCH | oklch(84.9% 0.053 244) |
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 #B1D2EE | 1.57:1 | Fails | Lc -29.6 | Dividers and decoration only |
| Black text on #B1D2EE | 13.32:1 | AAA | Lc 77.6 | Fine for body text |
| #B1D2EE text on white | 1.57:1 | Fails | Lc 26.2 | Dividers and decoration only |
| #B1D2EE text on black | 13.32:1 | AAA | Lc -76.8 | 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)
#B1D2EE
oklch(84.9% 0.053 244)
-
Step 300
300
#9CC6EA
oklch(80.9% 0.068 244.6)
-
Step 400
400
#61A8DF
oklch(70.7% 0.108 243.5)
-
Step 500
500
#2B90D6
oklch(63% 0.138 244.2)
-
Step 600
600
#0079BD
oklch(55.5% 0.138 244.2)
-
Step 700
700
#0066A0
oklch(49.2% 0.121 244)
-
Step 800
800
#005384
oklch(42.6% 0.106 244.3)
-
Step 900
900
#04456E
oklch(37.7% 0.091 244.5)
-
Step 950
950
#082940
oklch(27% 0.057 243.6)
#B1D2EE 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) | #C7D2EF | 0.028 |
| Deuteranopia (no green cones) | #BFCBED | 0.024 |
| Tritanopia (no blue cones) | #A0D9DB | 0.043 |
| Achromatopsia (no color) | #CECECE | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1D2EE
#B1D2EE
oklch(84.9% 0.053 244)
- #E7C7AA
#E7C7AA
oklch(85% 0.053 64.2)
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 #B1D2EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.023
- Light Blue Grey #B7C9E2 ΔE 0.025
- Baby Blue #A2CFFE ΔE 0.031
- Light Steel Blue #B0C4DE ΔE 0.038
- Celeste #A8DADC ΔE 0.040
- Powder Blue #B0E0E6 ΔE 0.043
- Cloudy Blue #ACC2D9 ΔE 0.046
- Cadet Gray #CED4DA ΔE 0.046
Use #B1D2EE 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.