#B3CBEE
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.6% 0.056 257.7), rgb(179, 203, 238).
Aa
Black text reads best on this color (12.69:1).
About this color
#B3CBEE is a light, muted blue. In OKLCH its lightness is 84%, its chroma 0.056 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.016 away. Black text reads best on it, at 12.69:1.
| Hue family | Blues |
| Lightness | light (84%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.69:1 |
| White text | 1.65:1 |
Values
| HEX | #B3CBEE |
| RGB | rgb(179, 203, 238) |
| HSL | hsl(216, 63%, 82%) |
| OKLCH | oklch(83.6% 0.056 257.7) |
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 #B3CBEE | 1.65:1 | Fails | Lc -32.6 | Non-text elements, placeholder text |
| Black text on #B3CBEE | 12.69:1 | AAA | Lc 74.9 | Content text, not long reading |
| #B3CBEE text on white | 1.65:1 | Fails | Lc 28.9 | Dividers and decoration only |
| #B3CBEE text on black | 12.69:1 | AAA | Lc -74.0 | 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
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EAF5
oklch(93.5% 0.017 259.4)
-
Step 200
200
#CDDAEE
oklch(88.5% 0.031 258.9)
-
Step 300
300 (this color)
#B3CBEE
oklch(83.6% 0.056 257.7)
-
Step 400
400
#7DA2D8
oklch(70.6% 0.09 257.7)
-
Step 500
500
#5C8ACE
oklch(63% 0.115 258)
-
Step 600
600
#4273BB
oklch(55.6% 0.125 258)
-
Step 700
700
#3460A1
oklch(49% 0.116 258.1)
-
Step 800
800
#2B4F82
oklch(42.7% 0.095 257.3)
-
Step 900
900
#274269
oklch(37.7% 0.075 257.6)
-
Step 950
950
#17273D
oklch(27% 0.047 256.6)
#B3CBEE 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) | #BFCCF0 | 0.016 |
| Deuteranopia (no green cones) | #B9C7ED | 0.012 |
| Tritanopia (no blue cones) | #A3D2D6 | 0.049 |
| Achromatopsia (no color) | #C9C9C9 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3CBEE
#B3CBEE
oklch(83.6% 0.056 257.7)
- #DEC5A1
#DEC5A1
oklch(83.5% 0.056 76.8)
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 #B3CBEE, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.016
- Light Steel Blue #B0C4DE ΔE 0.026
- Baby Blue #A2CFFE ΔE 0.028
- Light Periwinkle #C1C6FC ΔE 0.033
- Cloudy Blue #ACC2D9 ΔE 0.035
- Light Blue #ADD8E6 ΔE 0.040
- Light Sky Blue #87CEFA ΔE 0.049
- Sky Blue #87CEEB ΔE 0.050
Use #B3CBEE 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.