#B4CBDD
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.1% 0.036 241.5), rgb(180, 203, 221).
Aa
Black text reads best on this color (12.52:1).
About this color
#B4CBDD is a light, muted blue. In OKLCH its lightness is 83%, its chroma 0.036 and its hue 242°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.011 away. Black text reads best on it, at 12.52:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | muted (0.036) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.52:1 |
| White text | 1.67:1 |
Values
| HEX | #B4CBDD |
| RGB | rgb(180, 203, 221) |
| HSL | hsl(206, 38%, 79%) |
| OKLCH | oklch(83.1% 0.036 241.5) |
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 #B4CBDD | 1.67:1 | Fails | Lc -33.4 | Non-text elements, placeholder text |
| Black text on #B4CBDD | 12.52:1 | AAA | Lc 74.2 | Content text, not long reading |
| #B4CBDD text on white | 1.67:1 | Fails | Lc 29.6 | Dividers and decoration only |
| #B4CBDD text on black | 12.52:1 | AAA | Lc -73.2 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBF0
oklch(93.6% 0.01 238.5)
-
Step 200
200
#CEDBE5
oklch(88.5% 0.02 240.8)
-
Step 300
300 (this color)
#B4CBDD
oklch(83.1% 0.036 241.5)
-
Step 400
400
#81A6C1
oklch(70.7% 0.057 240.2)
-
Step 500
500
#618FB2
oklch(63.1% 0.073 242.1)
-
Step 600
600
#47799E
oklch(55.6% 0.079 242.1)
-
Step 700
700
#386687
oklch(49.2% 0.073 241.6)
-
Step 800
800
#2F536D
oklch(42.7% 0.06 241.5)
-
Step 900
900
#2A4559
oklch(37.8% 0.048 241.7)
-
Step 950
950
#192834
oklch(26.9% 0.03 243.3)
#B4CBDD 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) | #C4CADE | 0.021 |
| Deuteranopia (no green cones) | #BEC6DD | 0.018 |
| Tritanopia (no blue cones) | #A9CFD1 | 0.027 |
| Achromatopsia (no color) | #C8C8C8 | 0.036 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4CBDD
#B4CBDD
oklch(83.1% 0.036 241.5)
- #D9C3B1
#D9C3B1
oklch(83.1% 0.035 61.6)
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 #B4CBDD, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.011
- Light Steel Blue #B0C4DE ΔE 0.021
- Cloudy Blue #ACC2D9 ΔE 0.027
- Light Blue #ADD8E6 ΔE 0.033
- Celeste #A8DADC ΔE 0.042
- Silver #C0C0C0 ΔE 0.042
- Cadet Gray #CED4DA ΔE 0.044
- Light Cornflower Blue #98C1D9 ΔE 0.046
Use #B4CBDD 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.