#B1D0EE
Closest named color: Light Blue Grey (#B7C9E2). oklch(84.5% 0.054 247.6), rgb(177, 208, 238).
Aa
Black text reads best on this color (13.12:1).
About this color
#B1D0EE is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.054 and its hue 248°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.021 away. Black text reads best on it, at 13.12:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 13.12:1 |
| White text | 1.59:1 |
Values
| HEX | #B1D0EE |
| RGB | rgb(177, 208, 238) |
| HSL | hsl(210, 64%, 81%) |
| OKLCH | oklch(84.5% 0.054 247.6) |
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 #B1D0EE | 1.59:1 | Fails | Lc -30.6 | Non-text elements, placeholder text |
| Black text on #B1D0EE | 13.12:1 | AAA | Lc 76.7 | Fine for body text |
| #B1D0EE text on white | 1.59:1 | Fails | Lc 27.0 | Dividers and decoration only |
| #B1D0EE text on black | 13.12:1 | AAA | Lc -75.9 | 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 300.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#CADBEC
oklch(88.4% 0.03 248.2)
-
Step 300
300 (this color)
#B1D0EE
oklch(84.5% 0.054 247.6)
-
Step 400
400
#75A6D4
oklch(70.8% 0.086 247.6)
-
Step 500
500
#4E8FC8
oklch(63.2% 0.109 247)
-
Step 600
600
#2F78B5
oklch(55.6% 0.119 247.4)
-
Step 700
700
#21649C
oklch(49% 0.112 248)
-
Step 800
800
#1E527E
oklch(42.6% 0.091 247.6)
-
Step 900
900
#1F4465
oklch(37.6% 0.071 247.8)
-
Step 950
950
#13283B
oklch(26.9% 0.045 247.5)
#B1D0EE 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) | #C5D0F0 | 0.026 |
| Deuteranopia (no green cones) | #BDCAED | 0.020 |
| Tritanopia (no blue cones) | #A0D7DA | 0.044 |
| Achromatopsia (no color) | #CCCCCC | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1D0EE
#B1D0EE
oklch(84.5% 0.054 247.6)
- #E4C6A7
#E4C6A7
oklch(84.4% 0.054 67.9)
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 #B1D0EE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.021
- Light Blue #ADD8E6 ΔE 0.028
- Baby Blue #A2CFFE ΔE 0.029
- Light Steel Blue #B0C4DE ΔE 0.034
- Cloudy Blue #ACC2D9 ΔE 0.042
- Light Periwinkle #C1C6FC ΔE 0.042
- Celeste #A8DADC ΔE 0.044
- Powder Blue #B0E0E6 ΔE 0.048
Use #B1D0EE 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.