#B4CDD1
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.1% 0.028 208.3), rgb(180, 205, 209).
Aa
Black text reads best on this color (12.59:1).
About this color
#B4CDD1 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 0.030 away. Black text reads best on it, at 12.59:1.
| Hue family | Neutrals |
| Lightness | light (83%) |
| Chroma | close to neutral grey (0.028) |
| Temperature | neutral |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.59:1 |
| White text | 1.66:1 |
Values
| HEX | #B4CDD1 |
| RGB | rgb(180, 205, 209) |
| HSL | hsl(188, 24%, 76%) |
| OKLCH | oklch(83.1% 0.028 208.3) |
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 #B4CDD1 | 1.66:1 | Fails | Lc -33.0 | Non-text elements, placeholder text |
| Black text on #B4CDD1 | 12.59:1 | AAA | Lc 74.5 | Content text, not long reading |
| #B4CDD1 text on white | 1.66:1 | Fails | Lc 29.3 | Dividers and decoration only |
| #B4CDD1 text on black | 12.59:1 | AAA | Lc -73.5 | 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)
#B4CDD1
oklch(83.1% 0.028 208.3)
-
Step 400
400
#81A9AF
oklch(70.8% 0.044 207.6)
-
Step 500
500
#60939B
oklch(63% 0.056 208.3)
-
Step 600
600
#457D86
oklch(55.5% 0.061 208.9)
-
Step 700
700
#366A72
oklch(49.2% 0.057 208.5)
-
Step 800
800
#2D565D
oklch(42.6% 0.047 209.7)
-
Step 900
900
#29474C
oklch(37.7% 0.037 209.2)
-
Step 950
950
#192A2C
oklch(27.1% 0.023 205.2)
#B4CDD1 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) | #C9CBD1 | 0.027 |
| Deuteranopia (no green cones) | #C3C7D1 | 0.024 |
| Tritanopia (no blue cones) | #ACCFCE | 0.013 |
| Achromatopsia (no color) | #C8C8C8 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4CDD1
#B4CDD1
oklch(83.1% 0.028 208.3)
- #D9C1BE
#D9C1BE
oklch(83% 0.028 26.2)
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 #B4CDD1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.030
- Light Blue #ADD8E6 ΔE 0.034
- Celeste #A8DADC ΔE 0.034
- Light Steel Blue #B0C4DE ΔE 0.036
- Silver #C0C0C0 ΔE 0.036
- Cloudy Blue #ACC2D9 ΔE 0.037
- Cadet Gray #CED4DA ΔE 0.042
- Light Gray #D3D3D3 ΔE 0.045
Use #B4CDD1 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.