#B4B9CD
Closest named color: Cloudy Blue (#ACC2D9). oklch(78.8% 0.029 274.6), rgb(180, 185, 205).
Aa
Black text reads best on this color (10.76:1).
About this color
#B4B9CD is a light close to neutral grey. In OKLCH its lightness is 79%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Cloudy Blue (#ACC2D9), ΔE 0.025 away. Black text reads best on it, at 10.76:1.
| Hue family | Neutrals |
| Lightness | light (79%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Cloudy Blue (#ACC2D9) |
| Black text | 10.76:1 |
| White text | 1.95:1 |
Values
| HEX | #B4B9CD |
| RGB | rgb(180, 185, 205) |
| HSL | hsl(228, 20%, 75%) |
| OKLCH | oklch(78.8% 0.029 274.6) |
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 #B4B9CD | 1.95:1 | Fails | Lc -41.9 | Non-text elements, placeholder text |
| Black text on #B4B9CD | 10.76:1 | AAA | Lc 66.4 | Content text, not long reading |
| #B4B9CD text on white | 1.95:1 | Fails | Lc 37.5 | Non-text elements, placeholder text |
| #B4B9CD text on black | 10.76:1 | AAA | Lc -64.9 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E8E9F0
oklch(93.5% 0.009 279.7)
-
Step 200
200
#D6D9E4
oklch(88.6% 0.015 273.8)
-
Step 300
300 (this color)
#B4B9CD
oklch(78.8% 0.029 274.6)
-
Step 400
400
#989FBE
oklch(70.7% 0.046 275.2)
-
Step 500
500
#7E87AE
oklch(63% 0.06 274.5)
-
Step 600
600
#687199
oklch(55.7% 0.063 274.4)
-
Step 700
700
#565E83
oklch(49% 0.06 274.6)
-
Step 800
800
#474D6A
oklch(42.7% 0.049 275.1)
-
Step 900
900
#3B4056
oklch(37.6% 0.038 274.5)
-
Step 950
950
#232633
oklch(27.1% 0.025 274.5)
#B4B9CD 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) | #B4BBCE | 0.005 |
| Deuteranopia (no green cones) | #B2B9CC | 0.003 |
| Tritanopia (no blue cones) | #AFBDBF | 0.027 |
| Achromatopsia (no color) | #BABABA | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4B9CD
#B4B9CD
oklch(78.8% 0.029 274.6)
- #C0BAA6
#C0BAA6
oklch(78.8% 0.028 93.2)
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 #B4B9CD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cloudy Blue #ACC2D9 ΔE 0.025
- French Gray #ADB5BD ΔE 0.025
- Light Grey Blue #9DBCD4 ΔE 0.030
- Light Steel Blue #B0C4DE ΔE 0.031
- Silver #C0C0C0 ΔE 0.035
- Light Cornflower Blue #98C1D9 ΔE 0.038
- Light Blue Grey #B7C9E2 ΔE 0.045
- Pinkish Grey #C8ACA9 ΔE 0.055
Use #B4B9CD 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.