#B2C3DE
Closest named color: Light Steel Blue (#B0C4DE). oklch(81.3% 0.043 259.6), rgb(178, 195, 222).
Aa
Black text reads best on this color (11.75:1).
About this color
#B2C3DE is a light, muted blue. In OKLCH its lightness is 81%, its chroma 0.043 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.003 away. Black text reads best on it, at 11.75:1.
| Hue family | Blues |
| Lightness | light (81%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 11.75:1 |
| White text | 1.78:1 |
Values
| HEX | #B2C3DE |
| RGB | rgb(178, 195, 222) |
| HSL | hsl(217, 40%, 78%) |
| OKLCH | oklch(81.3% 0.043 259.6) |
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 #B2C3DE | 1.78:1 | Fails | Lc -37.0 | Non-text elements, placeholder text |
| Black text on #B2C3DE | 11.75:1 | AAA | Lc 70.8 | Content text, not long reading |
| #B2C3DE text on white | 1.78:1 | Fails | Lc 33.0 | Non-text elements, placeholder text |
| #B2C3DE text on black | 11.75:1 | AAA | Lc -69.6 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF2
oklch(93.6% 0.012 259.8)
-
Step 200
200
#D0DAE9
oklch(88.5% 0.023 258.4)
-
Step 300
300 (this color)
#B2C3DE
oklch(81.3% 0.043 259.6)
-
Step 400
400
#88A2CC
oklch(70.8% 0.068 259.9)
-
Step 500
500
#6A8ABE
oklch(63% 0.087 259.9)
-
Step 600
600
#5274AA
oklch(55.7% 0.093 259.4)
-
Step 700
700
#426192
oklch(49.1% 0.087 259.2)
-
Step 800
800
#374F77
oklch(42.7% 0.073 260.2)
-
Step 900
900
#2F4260
oklch(37.7% 0.057 259.3)
-
Step 950
950
#1C2738
oklch(27.1% 0.035 258.9)
#B2C3DE 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) | #BAC4DF | 0.011 |
| Deuteranopia (no green cones) | #B6C0DD | 0.009 |
| Tritanopia (no blue cones) | #A7C9CC | 0.038 |
| Achromatopsia (no color) | #C2C2C2 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B2C3DE
#B2C3DE
oklch(81.3% 0.043 259.6)
- #D1BFA4
#D1BFA4
oklch(81.3% 0.042 78)
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 #B2C3DE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.003
- Cloudy Blue #ACC2D9 ΔE 0.011
- Light Blue Grey #B7C9E2 ΔE 0.018
- Light Cornflower Blue #98C1D9 ΔE 0.034
- Light Grey Blue #9DBCD4 ΔE 0.036
- Silver #C0C0C0 ΔE 0.043
- Light Periwinkle #C1C6FC ΔE 0.048
- Baby Blue #A2CFFE ΔE 0.048
Use #B2C3DE 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.