#B3CBF4
Closest named color: Baby Blue (#A2CFFE). oklch(83.8% 0.063 261.1), rgb(179, 203, 244).
Aa
Black text reads best on this color (12.76:1).
About this color
#B3CBF4 is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.063 and its hue 261°. Its hue sits on the cool side of the wheel. The nearest named color is Baby Blue (#A2CFFE), ΔE 0.023 away. Black text reads best on it, at 12.76:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.063) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 12.76:1 |
| White text | 1.64:1 |
Values
| HEX | #B3CBF4 |
| RGB | rgb(179, 203, 244) |
| HSL | hsl(218, 75%, 83%) |
| OKLCH | oklch(83.8% 0.063 261.1) |
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 #B3CBF4 | 1.64:1 | Fails | Lc -32.2 | Non-text elements, placeholder text |
| Black text on #B3CBF4 | 12.76:1 | AAA | Lc 75.2 | Fine for body text |
| #B3CBF4 text on white | 1.64:1 | Fails | Lc 28.6 | Dividers and decoration only |
| #B3CBF4 text on black | 12.76:1 | AAA | Lc -74.3 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EAF7
oklch(93.6% 0.019 263)
-
Step 200
200
#CCDAF1
oklch(88.5% 0.035 260.4)
-
Step 300
300 (this color)
#B3CBF4
oklch(83.8% 0.063 261.1)
-
Step 400
400
#7DA1E0
oklch(70.7% 0.101 261.2)
-
Step 500
500
#5B88D7
oklch(63% 0.13 261)
-
Step 600
600
#4270C5
oklch(55.5% 0.142 261.5)
-
Step 700
700
#335EAA
oklch(49.1% 0.131 260.9)
-
Step 800
800
#2B4D8A
oklch(42.7% 0.109 261.1)
-
Step 900
900
#27416E
oklch(37.8% 0.084 260.7)
-
Step 950
950
#172640
oklch(27% 0.053 260.8)
#B3CBF4 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) | #BECDF6 | 0.016 |
| Deuteranopia (no green cones) | #B7C7F3 | 0.011 |
| Tritanopia (no blue cones) | #A1D3D8 | 0.056 |
| Achromatopsia (no color) | #CACACA | 0.063 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3CBF4
#B3CBF4
oklch(83.8% 0.063 261.1)
- #DFC69B
#DFC69B
oklch(83.7% 0.063 81.1)
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 #B3CBF4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Baby Blue #A2CFFE ΔE 0.023
- Light Blue Grey #B7C9E2 ΔE 0.025
- Light Periwinkle #C1C6FC ΔE 0.026
- Light Steel Blue #B0C4DE ΔE 0.032
- Cloudy Blue #ACC2D9 ΔE 0.041
- Pastel Blue #A2BFFE ΔE 0.045
- Light Blue #ADD8E6 ΔE 0.046
- Light Sky Blue #87CEFA ΔE 0.048
Use #B3CBF4 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.