#B3CBF2
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.7% 0.061 260.1), rgb(179, 203, 242).
Aa
Black text reads best on this color (12.74:1).
About this color
#B3CBF2 is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.061 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.022 away. Black text reads best on it, at 12.74:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.061) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.74:1 |
| White text | 1.64:1 |
Values
| HEX | #B3CBF2 |
| RGB | rgb(179, 203, 242) |
| HSL | hsl(217, 71%, 83%) |
| OKLCH | oklch(83.7% 0.061 260.1) |
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 #B3CBF2 | 1.64:1 | Fails | Lc -32.3 | Non-text elements, placeholder text |
| Black text on #B3CBF2 | 12.74:1 | AAA | Lc 75.1 | Fine for body text |
| #B3CBF2 text on white | 1.64:1 | Fails | Lc 28.7 | Dividers and decoration only |
| #B3CBF2 text on black | 12.74:1 | AAA | Lc -74.2 | 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
#E3EAF6
oklch(93.5% 0.018 261.3)
-
Step 200
200
#CCDAF0
oklch(88.5% 0.034 259.4)
-
Step 300
300 (this color)
#B3CBF2
oklch(83.7% 0.061 260.1)
-
Step 400
400
#7DA1DD
oklch(70.6% 0.097 260.4)
-
Step 500
500
#5C89D4
oklch(63.1% 0.124 260.1)
-
Step 600
600
#4271C1
oklch(55.5% 0.135 260.4)
-
Step 700
700
#335FA7
oklch(49.2% 0.125 259.8)
-
Step 800
800
#2B4E87
oklch(42.8% 0.103 259.7)
-
Step 900
900
#27416C
oklch(37.7% 0.081 260)
-
Step 950
950
#17263F
oklch(26.9% 0.051 260.2)
#B3CBF2 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) | #BECDF4 | 0.016 |
| Deuteranopia (no green cones) | #B8C7F1 | 0.011 |
| Tritanopia (no blue cones) | #A2D3D8 | 0.053 |
| Achromatopsia (no color) | #C9C9C9 | 0.061 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3CBF2
#B3CBF2
oklch(83.7% 0.061 260.1)
- #DFC69D
#DFC69D
oklch(83.7% 0.061 80)
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 #B3CBF2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.022
- Baby Blue #A2CFFE ΔE 0.024
- Light Periwinkle #C1C6FC ΔE 0.028
- Light Steel Blue #B0C4DE ΔE 0.030
- Cloudy Blue #ACC2D9 ΔE 0.039
- Light Blue #ADD8E6 ΔE 0.044
- Pastel Blue #A2BFFE ΔE 0.047
- Light Sky Blue #87CEFA ΔE 0.049
Use #B3CBF2 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.