#B3D5EB
Closest named color: Light Blue (#ADD8E6). oklch(85.5% 0.047 236.5), rgb(179, 213, 235).
Aa
Black text reads best on this color (13.63:1).
About this color
#B3D5EB is a light, muted blue. In OKLCH its lightness is 86%, its chroma 0.047 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.014 away. Black text reads best on it, at 13.63:1.
| Hue family | Blues |
| Lightness | light (86%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.63:1 |
| White text | 1.54:1 |
Values
| HEX | #B3D5EB |
| RGB | rgb(179, 213, 235) |
| HSL | hsl(204, 58%, 81%) |
| OKLCH | oklch(85.5% 0.047 236.5) |
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 #B3D5EB | 1.54:1 | Fails | Lc -28.2 | Dividers and decoration only |
| Black text on #B3D5EB | 13.63:1 | AAA | Lc 78.8 | Fine for body text |
| #B3D5EB text on white | 1.54:1 | Fails | Lc 24.9 | Dividers and decoration only |
| #B3D5EB text on black | 13.63:1 | AAA | Lc -78.2 | 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 200.
-
Step 50
50
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#DFECF4
oklch(93.6% 0.018 234.5)
-
Step 200
200 (this color)
#B3D5EB
oklch(85.5% 0.047 236.5)
-
Step 300
300
#9CC7E3
oklch(80.8% 0.06 237)
-
Step 400
400
#60AAD6
oklch(70.7% 0.098 236.5)
-
Step 500
500
#2694CB
oklch(63.2% 0.125 236.4)
-
Step 600
600
#007CB0
oklch(55.5% 0.121 236.7)
-
Step 700
700
#006895
oklch(49% 0.107 237)
-
Step 800
800
#00557B
oklch(42.6% 0.093 237.2)
-
Step 900
900
#014767
oklch(37.7% 0.082 236.8)
-
Step 950
950
#072A3C
oklch(27% 0.051 235.9)
#B3D5EB 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) | #CBD4EC | 0.030 |
| Deuteranopia (no green cones) | #C3CDEB | 0.028 |
| Tritanopia (no blue cones) | #A3DBDC | 0.036 |
| Achromatopsia (no color) | #D0D0D0 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B3D5EB
#B3D5EB
oklch(85.5% 0.047 236.5)
- #E9C8B2
#E9C8B2
oklch(85.5% 0.048 55.7)
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 #B3D5EB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.014
- Light Blue Grey #B7C9E2 ΔE 0.030
- Celeste #A8DADC ΔE 0.032
- Powder Blue #B0E0E6 ΔE 0.033
- Cadet Gray #CED4DA ΔE 0.039
- Baby Blue #A2CFFE ΔE 0.040
- Light Steel Blue #B0C4DE ΔE 0.045
- Light Gray #D3D3D3 ΔE 0.049
Use #B3D5EB 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.