#B0C5EF
Closest named color: Light Steel Blue (#B0C4DE). oklch(82.2% 0.064 264.1), rgb(176, 197, 239).
Aa
Black text reads best on this color (12.07:1).
About this color
#B0C5EF is a light, muted blue. In OKLCH its lightness is 82%, its chroma 0.064 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.024 away. Black text reads best on it, at 12.07:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 12.07:1 |
| White text | 1.73:1 |
Values
| HEX | #B0C5EF |
| RGB | rgb(176, 197, 239) |
| HSL | hsl(220, 66%, 81%) |
| OKLCH | oklch(82.2% 0.064 264.1) |
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 #B0C5EF | 1.73:1 | Fails | Lc -35.5 | Non-text elements, placeholder text |
| Black text on #B0C5EF | 12.07:1 | AAA | Lc 72.3 | Content text, not long reading |
| #B0C5EF text on white | 1.73:1 | Fails | Lc 31.6 | Non-text elements, placeholder text |
| #B0C5EF text on black | 12.07:1 | AAA | Lc -71.2 | 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
#F2F5FB
oklch(97% 0.009 264.5)
-
Step 100
100
#E4EAF7
oklch(93.6% 0.019 266)
-
Step 200
200
#CDD9F1
oklch(88.4% 0.036 264.4)
-
Step 300
300 (this color)
#B0C5EF
oklch(82.2% 0.064 264.1)
-
Step 400
400
#80A0E1
oklch(70.8% 0.102 263.9)
-
Step 500
500
#6187D8
oklch(63.2% 0.13 264)
-
Step 600
600
#486FC5
oklch(55.6% 0.141 264)
-
Step 700
700
#395CAB
oklch(49% 0.133 264.1)
-
Step 800
800
#304C8A
oklch(42.8% 0.108 264.1)
-
Step 900
900
#2A406E
oklch(37.8% 0.084 263.6)
-
Step 950
950
#192641
oklch(27.2% 0.054 263.7)
#B0C5EF 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) | #B8C8F1 | 0.014 |
| Deuteranopia (no green cones) | #B2C2EE | 0.008 |
| Tritanopia (no blue cones) | #9FCDD3 | 0.056 |
| Achromatopsia (no color) | #C4C4C4 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B0C5EF
#B0C5EF
oklch(82.2% 0.064 264.1)
- #D8C296
#D8C296
oklch(82.2% 0.063 84.4)
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 #B0C5EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.024
- Light Blue Grey #B7C9E2 ΔE 0.026
- Light Periwinkle #C1C6FC ΔE 0.030
- Baby Blue #A2CFFE ΔE 0.031
- Cloudy Blue #ACC2D9 ΔE 0.031
- Pastel Blue #A2BFFE ΔE 0.035
- Light Cornflower Blue #98C1D9 ΔE 0.045
- Light Sky Blue #87CEFA ΔE 0.048
Use #B0C5EF 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.