#B2CAEC
Closest named color: Light Blue Grey (#B7C9E2). oklch(83.2% 0.055 257.1), rgb(178, 202, 236).
Aa
Black text reads best on this color (12.55:1).
About this color
#B2CAEC is a light, muted blue. In OKLCH its lightness is 83%, its chroma 0.055 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue Grey (#B7C9E2), ΔE 0.014 away. Black text reads best on it, at 12.55:1.
| Hue family | Blues |
| Lightness | light (83%) |
| Chroma | muted (0.055) |
| Temperature | cool |
| Nearest name | Light Blue Grey (#B7C9E2) |
| Black text | 12.55:1 |
| White text | 1.67:1 |
Values
| HEX | #B2CAEC |
| RGB | rgb(178, 202, 236) |
| HSL | hsl(215, 60%, 81%) |
| OKLCH | oklch(83.2% 0.055 257.1) |
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 #B2CAEC | 1.67:1 | Fails | Lc -33.2 | Non-text elements, placeholder text |
| Black text on #B2CAEC | 12.55:1 | AAA | Lc 74.3 | Content text, not long reading |
| #B2CAEC text on white | 1.67:1 | Fails | Lc 29.5 | Dividers and decoration only |
| #B2CAEC text on black | 12.55:1 | AAA | Lc -73.3 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
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)
#B2CAEC
oklch(83.2% 0.055 257.1)
-
Step 400
400
#7EA3D7
oklch(70.8% 0.087 256.9)
-
Step 500
500
#5C8BCC
oklch(63.1% 0.111 256.7)
-
Step 600
600
#4274B9
oklch(55.7% 0.121 256.8)
-
Step 700
700
#34619F
oklch(49.2% 0.112 256.9)
-
Step 800
800
#2B4F81
oklch(42.6% 0.093 257)
-
Step 900
900
#274268
oklch(37.7% 0.073 257.1)
-
Step 950
950
#17273D
oklch(27% 0.047 256.6)
#B2CAEC 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) | #BECBEE | 0.016 |
| Deuteranopia (no green cones) | #B8C6EB | 0.012 |
| Tritanopia (no blue cones) | #A2D1D5 | 0.048 |
| Achromatopsia (no color) | #C8C8C8 | 0.055 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B2CAEC
#B2CAEC
oklch(83.2% 0.055 257.1)
- #DCC4A1
#DCC4A1
oklch(83.2% 0.054 77.2)
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 #B2CAEC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue Grey #B7C9E2 ΔE 0.014
- Light Steel Blue #B0C4DE ΔE 0.022
- Baby Blue #A2CFFE ΔE 0.029
- Cloudy Blue #ACC2D9 ΔE 0.031
- Light Periwinkle #C1C6FC ΔE 0.035
- Light Blue #ADD8E6 ΔE 0.041
- Light Cornflower Blue #98C1D9 ΔE 0.048
- Sky Blue #87CEEB ΔE 0.049
Use #B2CAEC 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.