#B4C9D1
Closest named color: Light Blue Grey (#B7C9E2). oklch(82.3% 0.025 222.6), rgb(180, 201, 209).
Aa
Black text reads best on this color (12.21:1).
About this color
#B4C9D1 is a light close to neutral grey. In OKLCH its lightness is 82%, its chroma 0.025. It has too little chroma to lean warm or cool. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.025 away. Black text reads best on it, at 12.21:1.
| Hue family | Neutrals |
| Lightness | light (82%) |
| Chroma | close to neutral grey (0.025) |
| Temperature | neutral |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.21:1 |
| White text | 1.71:1 |
Values
| HEX | #B4C9D1 |
| RGB | rgb(180, 201, 209) |
| HSL | hsl(197, 24%, 76%) |
| OKLCH | oklch(82.3% 0.025 222.6) |
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 #B4C9D1 | 1.71:1 | Fails | Lc -34.8 | Non-text elements, placeholder text |
| Black text on #B4C9D1 | 12.21:1 | AAA | Lc 72.9 | Content text, not long reading |
| #B4C9D1 text on white | 1.71:1 | Fails | Lc 31.0 | Non-text elements, placeholder text |
| #B4C9D1 text on black | 12.21:1 | AAA | Lc -71.8 | 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
#E5EBED
oklch(93.6% 0.007 219.6)
-
Step 200
200
#D0DBE0
oklch(88.5% 0.014 226.6)
-
Step 300
300 (this color)
#B4C9D1
oklch(82.3% 0.025 222.6)
-
Step 400
400
#86A7B3
oklch(70.8% 0.04 222)
-
Step 500
500
#6691A0
oklch(63.1% 0.052 221.6)
-
Step 600
600
#4D7B8B
oklch(55.6% 0.056 222.1)
-
Step 700
700
#3D6876
oklch(49.2% 0.053 220.8)
-
Step 800
800
#335460
oklch(42.6% 0.043 223.1)
-
Step 900
900
#2D464F
oklch(37.8% 0.034 222.5)
-
Step 950
950
#1B292E
oklch(27% 0.021 222)
#B4C9D1 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) | #C4C8D1 | 0.021 |
| Deuteranopia (no green cones) | #C0C4D1 | 0.020 |
| Tritanopia (no blue cones) | #ACCCCB | 0.017 |
| Achromatopsia (no color) | #C5C5C5 | 0.025 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4C9D1
#B4C9D1
oklch(82.3% 0.025 222.6)
- #D4C0B8
#D4C0B8
oklch(82.2% 0.025 43.1)
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 #B4C9D1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.025
- Light Steel Blue #B0C4DE ΔE 0.027
- Cloudy Blue #ACC2D9 ΔE 0.028
- Silver #C0C0C0 ΔE 0.029
- Light Blue #ADD8E6 ΔE 0.041
- Celeste #A8DADC ΔE 0.044
- Light Cornflower Blue #98C1D9 ΔE 0.045
- Cadet Gray #CED4DA ΔE 0.048
Use #B4C9D1 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.