#B1CBCF
Closest named color: Light Blue Grey (#B7C9E2). oklch(82.4% 0.029 207.8), rgb(177, 203, 207).
Aa
Black text reads best on this color (12.31:1).
About this color
#B1CBCF is a light close to neutral grey. In OKLCH its lightness is 82%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.031 away. Black text reads best on it, at 12.31:1.
| Hue family | Neutrals |
| Lightness | light (82%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.31:1 |
| White text | 1.70:1 |
Values
| HEX | #B1CBCF |
| RGB | rgb(177, 203, 207) |
| HSL | hsl(188, 24%, 75%) |
| OKLCH | oklch(82.4% 0.029 207.8) |
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 #B1CBCF | 1.70:1 | Fails | Lc -34.4 | Non-text elements, placeholder text |
| Black text on #B1CBCF | 12.31:1 | AAA | Lc 73.3 | Content text, not long reading |
| #B1CBCF text on white | 1.70:1 | Fails | Lc 30.6 | Non-text elements, placeholder text |
| #B1CBCF text on black | 12.31:1 | AAA | Lc -72.2 | Content text, not long reading |
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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200
#CEDCDE
oklch(88.4% 0.015 207.1)
-
Step 300
300 (this color)
#B1CBCF
oklch(82.4% 0.029 207.8)
-
Step 400
400
#80A9AF
oklch(70.7% 0.045 207.3)
-
Step 500
500
#5E949C
oklch(63.2% 0.058 207.7)
-
Step 600
600
#427E87
oklch(55.6% 0.064 208.1)
-
Step 700
700
#336A72
oklch(49% 0.059 207.9)
-
Step 800
800
#2B575D
oklch(42.8% 0.05 207)
-
Step 900
900
#28474C
oklch(37.6% 0.038 208.8)
-
Step 950
950
#182A2D
oklch(27.1% 0.024 209.1)
#B1CBCF 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) | #C6C9CF | 0.027 |
| Deuteranopia (no green cones) | #C1C4CF | 0.027 |
| Tritanopia (no blue cones) | #A9CDCC | 0.013 |
| Achromatopsia (no color) | #C6C6C6 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1CBCF
#B1CBCF
oklch(82.4% 0.029 207.8)
- #D7BFBB
#D7BFBB
oklch(82.4% 0.028 29)
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 #B1CBCF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.031
- Silver #C0C0C0 ΔE 0.033
- Cloudy Blue #ACC2D9 ΔE 0.033
- Light Steel Blue #B0C4DE ΔE 0.033
- Celeste #A8DADC ΔE 0.038
- Light Blue #ADD8E6 ΔE 0.039
- Ash Gray #BFC8AD ΔE 0.046
- Light Cornflower Blue #98C1D9 ΔE 0.047
Use #B1CBCF 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.