#B5CEF8
Closest named color: Baby Blue (#A2CFFE). oklch(84.7% 0.065 260.8), rgb(181, 206, 248).
Aa
Black text reads best on this color (13.14:1).
About this color
#B5CEF8 is a light, muted blue. In OKLCH its lightness is 85%, its chroma 0.065 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 13.14:1.
| Hue family | Blues |
| Lightness | light (85%) |
| Chroma | muted (0.065) |
| Temperature | cool |
| Nearest name | Baby Blue (#A2CFFE) |
| Black text | 13.14:1 |
| White text | 1.59:1 |
Values
| HEX | #B5CEF8 |
| RGB | rgb(181, 206, 248) |
| HSL | hsl(218, 83%, 84%) |
| OKLCH | oklch(84.7% 0.065 260.8) |
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 #B5CEF8 | 1.59:1 | Fails | Lc -30.4 | Non-text elements, placeholder text |
| Black text on #B5CEF8 | 13.14:1 | AAA | Lc 76.8 | Fine for body text |
| #B5CEF8 text on white | 1.59:1 | Fails | Lc 27.0 | Dividers and decoration only |
| #B5CEF8 text on black | 13.14:1 | AAA | Lc -76.0 | Fine for body text |
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
#CCDAF2
oklch(88.5% 0.036 261.3)
-
Step 300
300 (this color)
#B5CEF8
oklch(84.7% 0.065 260.8)
-
Step 400
400
#7BA1E1
oklch(70.7% 0.103 260.5)
-
Step 500
500
#5A88D9
oklch(63.1% 0.133 261)
-
Step 600
600
#3F70C7
oklch(55.5% 0.145 260.9)
-
Step 700
700
#315EAC
oklch(49.2% 0.134 260.6)
-
Step 800
800
#294D8B
oklch(42.7% 0.111 260.5)
-
Step 900
900
#26406F
oklch(37.6% 0.087 261.3)
-
Step 950
950
#162641
oklch(27% 0.055 260.3)
#B5CEF8 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) | #C0D0FA | 0.016 |
| Deuteranopia (no green cones) | #B9CAF7 | 0.011 |
| Tritanopia (no blue cones) | #A3D7DC | 0.058 |
| Achromatopsia (no color) | #CDCDCD | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B5CEF8
#B5CEF8
oklch(84.7% 0.065 260.8)
- #E3C99D
#E3C99D
oklch(84.7% 0.065 80.7)
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 #B5CEF8, 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 Periwinkle #C1C6FC ΔE 0.027
- Light Blue Grey #B7C9E2 ΔE 0.030
- Light Steel Blue #B0C4DE ΔE 0.040
- Light Blue #ADD8E6 ΔE 0.044
- Cloudy Blue #ACC2D9 ΔE 0.050
- Pastel Blue #A2BFFE ΔE 0.051
- Light Sky Blue #87CEFA ΔE 0.051
Use #B5CEF8 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.