#B5C3CF
Closest named color: Cloudy Blue (#ACC2D9). oklch(81% 0.023 243.9), rgb(181, 195, 207).
Aa
Black text reads best on this color (11.67:1).
About this color
#B5C3CF is a light close to neutral grey. In OKLCH its lightness is 81%, its chroma 0.023. It has too little chroma to lean warm or cool. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.019 away. Black text reads best on it, at 11.67:1.
| Hue family | Neutrals |
| Lightness | light (81%) |
| Chroma | close to neutral grey (0.023) |
| Temperature | neutral |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 11.67:1 |
| White text | 1.79:1 |
Values
| HEX | #B5C3CF |
| RGB | rgb(181, 195, 207) |
| HSL | hsl(208, 21%, 76%) |
| OKLCH | oklch(81% 0.023 243.9) |
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 #B5C3CF | 1.79:1 | Fails | Lc -37.4 | Non-text elements, placeholder text |
| Black text on #B5C3CF | 11.67:1 | AAA | Lc 70.5 | Content text, not long reading |
| #B5C3CF text on white | 1.79:1 | Fails | Lc 33.4 | Non-text elements, placeholder text |
| #B5C3CF text on black | 11.67:1 | AAA | Lc -69.2 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EAEE
oklch(93.5% 0.007 247.9)
-
Step 200
200
#D2DAE1
oklch(88.4% 0.013 244.3)
-
Step 300
300 (this color)
#B5C3CF
oklch(81% 0.023 243.9)
-
Step 400
400
#8EA4B6
oklch(70.8% 0.036 242.9)
-
Step 500
500
#728DA4
oklch(63.1% 0.046 244.3)
-
Step 600
600
#5A778F
oklch(55.6% 0.05 243.8)
-
Step 700
700
#49647A
oklch(49.1% 0.048 243.5)
-
Step 800
800
#3D5263
oklch(42.8% 0.038 243.2)
-
Step 900
900
#344451
oklch(37.8% 0.03 243.1)
-
Step 950
950
#1E282F
oklch(27% 0.019 238.9)
#B5C3CF 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) | #BEC3D0 | 0.012 |
| Deuteranopia (no green cones) | #BBC0CF | 0.011 |
| Tritanopia (no blue cones) | #AFC6C7 | 0.018 |
| Achromatopsia (no color) | #C1C1C1 | 0.023 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5C3CF
#B5C3CF
oklch(81% 0.023 243.9)
- #CCBEB2
#CCBEB2
oklch(81% 0.023 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 #B5C3CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.019
- Light Steel Blue #B0C4DE ΔE 0.021
- Silver #C0C0C0 ΔE 0.023
- Light Blue Grey #B7C9E2 ΔE 0.027
- Light Cornflower Blue #98C1D9 ΔE 0.039
- Light Grey Blue #9DBCD4 ΔE 0.039
- French Gray #ADB5BD ΔE 0.042
- Thistle #D8BFD8 ΔE 0.052
Use #B5C3CF 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.