#BBC4DA
Closest named color: Light Blue Grey (#B7C9E2). oklch(82% 0.032 267.9), rgb(187, 196, 218).
Aa
Black text reads best on this color (12.02:1).
About this color
#BBC4DA is a light, muted blue. In OKLCH its lightness is 82%, its chroma 0.032 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.015 away. Black text reads best on it, at 12.02:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.02:1 |
| White text | 1.74:1 |
Values
| HEX | #BBC4DA |
| RGB | rgb(187, 196, 218) |
| HSL | hsl(223, 30%, 79%) |
| OKLCH | oklch(82% 0.032 267.9) |
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 #BBC4DA | 1.74:1 | Fails | Lc -35.8 | Non-text elements, placeholder text |
| Black text on #BBC4DA | 12.02:1 | AAA | Lc 72.0 | Content text, not long reading |
| #BBC4DA text on white | 1.74:1 | Fails | Lc 31.8 | Non-text elements, placeholder text |
| #BBC4DA text on black | 12.02:1 | AAA | Lc -70.9 | 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
#E7EAF0
oklch(93.6% 0.009 264.5)
-
Step 200
200
#D4D9E5
oklch(88.5% 0.017 267.8)
-
Step 300
300 (this color)
#BBC4DA
oklch(82% 0.032 267.9)
-
Step 400
400
#93A0C2
oklch(70.7% 0.052 268.6)
-
Step 500
500
#7888B2
oklch(63% 0.066 268.3)
-
Step 600
600
#61729E
oklch(55.6% 0.072 267.8)
-
Step 700
700
#505F87
oklch(49% 0.067 268.1)
-
Step 800
800
#424E6E
oklch(42.7% 0.056 268.2)
-
Step 900
900
#384159
oklch(37.8% 0.043 268.4)
-
Step 950
950
#212634
oklch(27% 0.027 269.3)
#BBC4DA 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) | #BEC5DB | 0.005 |
| Deuteranopia (no green cones) | #BBC3D9 | 0.003 |
| Tritanopia (no blue cones) | #B4C8CB | 0.029 |
| Achromatopsia (no color) | #C4C4C4 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBC4DA
#BBC4DA
oklch(82% 0.032 267.9)
- #CDC3AD
#CDC3AD
oklch(81.9% 0.032 86.5)
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 #BBC4DA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.015
- Light Steel Blue #B0C4DE ΔE 0.015
- Cloudy Blue #ACC2D9 ΔE 0.021
- Silver #C0C0C0 ΔE 0.035
- Thistle #D8BFD8 ΔE 0.041
- Light Cornflower Blue #98C1D9 ΔE 0.046
- Light Grey Blue #9DBCD4 ΔE 0.047
- Light Periwinkle #C1C6FC ΔE 0.049
Use #BBC4DA 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.