#B3CDCF
Closest named color: Light Blue Grey (#B7C9E2). oklch(83% 0.028 202.3), rgb(179, 205, 207).
Aa
Black text reads best on this color (12.55:1).
About this color
#B3CDCF is a light close to neutral grey. In OKLCH its lightness is 83%, its chroma 0.028. It has too little chroma to lean warm or cool. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.033 away. Black text reads best on it, at 12.55:1.
| Hue family | Neutrals |
| Lightness | light (83%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.55:1 |
| White text | 1.67:1 |
Values
| HEX | #B3CDCF |
| RGB | rgb(179, 205, 207) |
| HSL | hsl(184, 23%, 76%) |
| OKLCH | oklch(83% 0.028 202.3) |
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 #B3CDCF | 1.67:1 | Fails | Lc -33.3 | Non-text elements, placeholder text |
| Black text on #B3CDCF | 12.55:1 | AAA | Lc 74.3 | Content text, not long reading |
| #B3CDCF text on white | 1.67:1 | Fails | Lc 29.5 | Dividers and decoration only |
| #B3CDCF text on black | 12.55:1 | AAA | Lc -73.3 | 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
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4EBEC
oklch(93.5% 0.008 207.1)
-
Step 200
200
#CEDCDD
oklch(88.4% 0.015 202)
-
Step 300
300 (this color)
#B3CDCF
oklch(83% 0.028 202.3)
-
Step 400
400
#80A9AD
oklch(70.6% 0.045 203.7)
-
Step 500
500
#5E9498
oklch(63% 0.057 201.8)
-
Step 600
600
#437E83
oklch(55.5% 0.062 202.7)
-
Step 700
700
#346B6F
oklch(49.2% 0.058 201.7)
-
Step 800
800
#2C575A
oklch(42.7% 0.048 201.4)
-
Step 900
900
#28484A
oklch(37.8% 0.038 200.8)
-
Step 950
950
#182A2B
oklch(27% 0.024 200.3)
#B3CDCF 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) | #C9CACF | 0.029 |
| Deuteranopia (no green cones) | #C3C6CF | 0.027 |
| Tritanopia (no blue cones) | #ABCFCD | 0.012 |
| Achromatopsia (no color) | #C8C8C8 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3CDCF
#B3CDCF
oklch(83% 0.028 202.3)
- #D9C1BF
#D9C1BF
oklch(83.1% 0.027 23.4)
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 #B3CDCF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.033
- Celeste #A8DADC ΔE 0.034
- Silver #C0C0C0 ΔE 0.036
- Light Blue #ADD8E6 ΔE 0.036
- Light Steel Blue #B0C4DE ΔE 0.038
- Cloudy Blue #ACC2D9 ΔE 0.039
- Cadet Gray #CED4DA ΔE 0.043
- Ash Gray #BFC8AD ΔE 0.045
Use #B3CDCF 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.