#B3C4EA
Closest named color: Light Steel Blue (#B0C4DE). oklch(82% 0.057 266.2), rgb(179, 196, 234).
Aa
Black text reads best on this color (12.00:1).
About this color
#B3C4EA is a light, muted blue. In OKLCH its lightness is 82%, its chroma 0.057 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.018 away. Black text reads best on it, at 12.00:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 12.00:1 |
| White text | 1.74:1 |
Values
| HEX | #B3C4EA |
| RGB | rgb(179, 196, 234) |
| HSL | hsl(221, 57%, 81%) |
| OKLCH | oklch(82% 0.057 266.2) |
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 #B3C4EA | 1.74:1 | Fails | Lc -35.8 | Non-text elements, placeholder text |
| Black text on #B3C4EA | 12.00:1 | AAA | Lc 71.9 | Content text, not long reading |
| #B3C4EA text on white | 1.74:1 | Fails | Lc 31.9 | Non-text elements, placeholder text |
| #B3C4EA text on black | 12.00:1 | AAA | Lc -70.8 | 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
#CFD9EF
oklch(88.4% 0.032 266.1)
-
Step 300
300 (this color)
#B3C4EA
oklch(82% 0.057 266.2)
-
Step 400
400
#869FDA
oklch(70.6% 0.091 266.4)
-
Step 500
500
#6887D0
oklch(63.2% 0.116 265.7)
-
Step 600
600
#506FBD
oklch(55.5% 0.127 266.1)
-
Step 700
700
#415DA3
oklch(49.2% 0.117 265.8)
-
Step 800
800
#364C84
oklch(42.7% 0.097 266.2)
-
Step 900
900
#2F406A
oklch(37.8% 0.075 266.2)
-
Step 950
950
#1B263E
oklch(27.1% 0.048 264.7)
#B3C4EA 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) | #B8C6EC | 0.009 |
| Deuteranopia (no green cones) | #B3C2E9 | 0.005 |
| Tritanopia (no blue cones) | #A5CBD0 | 0.051 |
| Achromatopsia (no color) | #C4C4C4 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3C4EA
#B3C4EA
oklch(82% 0.057 266.2)
- #D4C29B
#D4C29B
oklch(81.9% 0.056 86.1)
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 #B3C4EA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.018
- Light Blue Grey #B7C9E2 ΔE 0.021
- Cloudy Blue #ACC2D9 ΔE 0.026
- Light Periwinkle #C1C6FC ΔE 0.033
- Baby Blue #A2CFFE ΔE 0.037
- Pastel Blue #A2BFFE ΔE 0.041
- Light Cornflower Blue #98C1D9 ΔE 0.044
- Light Grey Blue #9DBCD4 ΔE 0.046
Use #B3C4EA 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.