#B9C8EF
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.4% 0.057 268.6), rgb(185, 200, 239).
Aa
Black text reads best on this color (12.57:1).
About this color
#B9C8EF is a light, muted blue. In OKLCH its lightness is 83%, its chroma 0.057 and its hue 269°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.020 away. Black text reads best on it, at 12.57:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.57:1 |
| White text | 1.67:1 |
Values
| HEX | #B9C8EF |
| RGB | rgb(185, 200, 239) |
| HSL | hsl(223, 63%, 83%) |
| OKLCH | oklch(83.4% 0.057 268.6) |
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 #B9C8EF | 1.67:1 | Fails | Lc -33.1 | Non-text elements, placeholder text |
| Black text on #B9C8EF | 12.57:1 | AAA | Lc 74.4 | Content text, not long reading |
| #B9C8EF text on white | 1.67:1 | Fails | Lc 29.4 | Dividers and decoration only |
| #B9C8EF text on black | 12.57:1 | AAA | Lc -73.4 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E5EAF5
oklch(93.6% 0.016 266.3)
-
Step 200
200
#D0D9EF
oklch(88.5% 0.032 268)
-
Step 300
300 (this color)
#B9C8EF
oklch(83.4% 0.057 268.6)
-
Step 400
400
#899EDA
oklch(70.6% 0.091 269.2)
-
Step 500
500
#6C85D0
oklch(63% 0.117 268.9)
-
Step 600
600
#546EBD
oklch(55.6% 0.127 268.4)
-
Step 700
700
#455CA3
oklch(49.2% 0.117 268.4)
-
Step 800
800
#394B84
oklch(42.7% 0.097 268.8)
-
Step 900
900
#313F6A
oklch(37.7% 0.076 268.9)
-
Step 950
950
#1D253E
oklch(27% 0.048 269.5)
#B9C8EF 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) | #BCCBF1 | 0.009 |
| Deuteranopia (no green cones) | #B8C6EE | 0.005 |
| Tritanopia (no blue cones) | #ACCFD5 | 0.050 |
| Achromatopsia (no color) | #C8C8C8 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9C8EF
#B9C8EF
oklch(83.4% 0.057 268.6)
- #D8C79F
#D8C79F
oklch(83.4% 0.057 87.7)
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 #B9C8EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.020
- Light Periwinkle #C1C6FC ΔE 0.024
- Light Steel Blue #B0C4DE ΔE 0.028
- Baby Blue #A2CFFE ΔE 0.033
- Cloudy Blue #ACC2D9 ΔE 0.037
- Pastel Blue #A2BFFE ΔE 0.047
- Light Blue #ADD8E6 ΔE 0.050
- Thistle #D8BFD8 ΔE 0.050
Use #B9C8EF 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.