#B1C4EA
Closest named color: Light Steel Blue (#B0C4DE). oklch(81.9% 0.058 264.2), rgb(177, 196, 234).
Aa
Black text reads best on this color (11.95:1).
About this color
#B1C4EA is a light, muted blue. In OKLCH its lightness is 82%, its chroma 0.058 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.018 away. Black text reads best on it, at 11.95:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 11.95:1 |
| White text | 1.75:1 |
Values
| HEX | #B1C4EA |
| RGB | rgb(177, 196, 234) |
| HSL | hsl(220, 58%, 81%) |
| OKLCH | oklch(81.9% 0.058 264.2) |
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 #B1C4EA | 1.75:1 | Fails | Lc -36.1 | Non-text elements, placeholder text |
| Black text on #B1C4EA | 11.95:1 | AAA | Lc 71.7 | Content text, not long reading |
| #B1C4EA text on white | 1.75:1 | Fails | Lc 32.1 | Non-text elements, placeholder text |
| #B1C4EA text on black | 11.95:1 | AAA | Lc -70.6 | 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
#F3F5FB
oklch(97% 0.008 271.3)
-
Step 100
100
#E4EAF5
oklch(93.6% 0.016 262.8)
-
Step 200
200
#CFD9EF
oklch(88.4% 0.032 266.1)
-
Step 300
300 (this color)
#B1C4EA
oklch(81.9% 0.058 264.2)
-
Step 400
400
#83A0DB
oklch(70.7% 0.093 264)
-
Step 500
500
#6587D1
oklch(63% 0.119 264.5)
-
Step 600
600
#4C70BE
oklch(55.6% 0.128 264)
-
Step 700
700
#3E5DA4
oklch(49.1% 0.12 264.6)
-
Step 800
800
#334D85
oklch(42.8% 0.098 263.9)
-
Step 900
900
#2C406A
oklch(37.6% 0.077 263.8)
-
Step 950
950
#1A263E
oklch(27% 0.048 263.3)
#B1C4EA 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 | 0.011 |
| Deuteranopia (no green cones) | #B3C1E9 | 0.008 |
| Tritanopia (no blue cones) | #A2CCD0 | 0.053 |
| Achromatopsia (no color) | #C3C3C3 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B1C4EA
#B1C4EA
oklch(81.9% 0.058 264.2)
- #D5C19A
#D5C19A
oklch(81.8% 0.057 83.9)
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 #B1C4EA, 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 0.022
- Cloudy Blue #ACC2D9 ΔE 0.025
- Light Periwinkle #C1C6FC ΔE 0.034
- Baby Blue #A2CFFE ΔE 0.036
- Pastel Blue #A2BFFE ΔE 0.040
- Light Cornflower Blue #98C1D9 ΔE 0.041
- Light Grey Blue #9DBCD4 ΔE 0.045
Use #B1C4EA 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.