#B4C4EB
Closest named color: Light Steel Blue (#B0C4DE). oklch(82.1% 0.058 267.6), rgb(180, 196, 235).
Aa
Black text reads best on this color (12.03:1).
About this color
#B4C4EB is a light, muted blue. In OKLCH its lightness is 82%, its chroma 0.058 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Light Steel Blue (#B0C4DE), ΔE 0.020 away. Black text reads best on it, at 12.03:1.
| Hue family | Blues |
| Lightness | light (82%) |
| Chroma | muted (0.058) |
| Temperature | cool |
| Nearest name | Light Steel Blue (#B0C4DE) |
| Black text | 12.03:1 |
| White text | 1.74:1 |
Values
| HEX | #B4C4EB |
| RGB | rgb(180, 196, 235) |
| HSL | hsl(223, 58%, 81%) |
| OKLCH | oklch(82.1% 0.058 267.6) |
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 #B4C4EB | 1.74:1 | Fails | Lc -35.7 | Non-text elements, placeholder text |
| Black text on #B4C4EB | 12.03:1 | AAA | Lc 72.1 | Content text, not long reading |
| #B4C4EB text on white | 1.74:1 | Fails | Lc 31.8 | Non-text elements, placeholder text |
| #B4C4EB text on black | 12.03:1 | AAA | Lc -71.0 | 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)
#B4C4EB
oklch(82.1% 0.058 267.6)
-
Step 400
400
#879FDB
oklch(70.7% 0.092 267.3)
-
Step 500
500
#6A86D1
oklch(63.1% 0.118 267.5)
-
Step 600
600
#526EBE
oklch(55.5% 0.129 267.6)
-
Step 700
700
#435CA4
oklch(49.1% 0.119 267.5)
-
Step 800
800
#374B85
oklch(42.6% 0.1 267.7)
-
Step 900
900
#303F6A
oklch(37.6% 0.076 268.1)
-
Step 950
950
#1C253E
oklch(26.9% 0.049 268)
#B4C4EB 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) | #B8C7ED | 0.010 |
| Deuteranopia (no green cones) | #B3C2EA | 0.005 |
| Tritanopia (no blue cones) | #A6CCD1 | 0.052 |
| Achromatopsia (no color) | #C4C4C4 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B4C4EB
#B4C4EB
oklch(82.1% 0.058 267.6)
- #D4C39A
#D4C39A
oklch(82.1% 0.058 88.1)
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 #B4C4EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Steel Blue #B0C4DE ΔE 0.020
- Light Blue Grey #B7C9E2 ΔE 0.022
- Cloudy Blue #ACC2D9 ΔE 0.028
- Light Periwinkle #C1C6FC ΔE 0.031
- Baby Blue #A2CFFE ΔE 0.036
- Pastel Blue #A2BFFE ΔE 0.040
- Light Cornflower Blue #98C1D9 ΔE 0.045
- Light Grey Blue #9DBCD4 ΔE 0.048
Use #B4C4EB 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.