#B1DEF2
Closest named color: Powder Blue (#B0E0E6). oklch(87.5% 0.054 226.8), rgb(177, 222, 242).
Aa
Black text reads best on this color (14.60:1).
About this color
#B1DEF2 is a light, muted teal or cyan. In OKLCH its lightness is 88%, its chroma 0.054 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.020 away. Black text reads best on it, at 14.60:1.
| Hue family | Teals and cyans |
| Lightness | light (88%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 14.60:1 |
| White text | 1.43:1 |
Values
| HEX | #B1DEF2 |
| RGB | rgb(177, 222, 242) |
| HSL | hsl(198, 71%, 82%) |
| OKLCH | oklch(87.5% 0.054 226.8) |
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 #B1DEF2 | 1.43:1 | Fails | Lc -23.9 | Dividers and decoration only |
| Black text on #B1DEF2 | 14.60:1 | AAA | Lc 82.8 | Fine for body text |
| #B1DEF2 text on white | 1.43:1 | Fails | Lc 21.0 | Dividers and decoration only |
| #B1DEF2 text on black | 14.60:1 | AAA | Lc -82.4 | 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
#EFF7FA
oklch(97.1% 0.009 222.1)
-
Step 100
100
#DDEDF4
oklch(93.6% 0.019 225.7)
-
Step 200
200 (this color)
#B1DEF2
oklch(87.5% 0.054 226.8)
-
Step 300
300
#90CAE4
oklch(80.8% 0.07 227.6)
-
Step 400
400
#44AED6
oklch(70.6% 0.112 226.8)
-
Step 500
500
#0097C2
oklch(63.1% 0.122 226.9)
-
Step 600
600
#007FA3
oklch(55.6% 0.107 226.4)
-
Step 700
700
#006B8A
oklch(49.2% 0.095 226.5)
-
Step 800
800
#005772
oklch(42.6% 0.083 227.6)
-
Step 900
900
#00495F
oklch(37.8% 0.072 226.2)
-
Step 950
950
#002B3A
oklch(27% 0.052 227.2)
#B1DEF2 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) | #D3DCF3 | 0.042 |
| Deuteranopia (no green cones) | #CAD4F2 | 0.038 |
| Tritanopia (no blue cones) | #9DE4E4 | 0.037 |
| Achromatopsia (no color) | #D7D7D7 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1DEF2
#B1DEF2
oklch(87.5% 0.054 226.8)
- #F5CCB8
#F5CCB8
oklch(87.5% 0.054 47.5)
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 #B1DEF2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.020
- Light Blue #ADD8E6 ΔE 0.021
- Celeste #A8DADC ΔE 0.033
- Pale Turquoise #AFEEEE ΔE 0.045
- Cadet Gray #CED4DA ΔE 0.045
- Robin's Egg Blue #98EFF9 ΔE 0.047
- Baby Blue #A2CFFE ΔE 0.053
- Light Blue Grey #B7C9E2 ΔE 0.053
Use #B1DEF2 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.