#BBD5F9
Closest named color: Light Blue (#ADD8E6). oklch(86.6% 0.057 256.6), rgb(187, 213, 249).
Aa
Black text reads best on this color (13.99:1).
About this color
#BBD5F9 is a light, muted blue. In OKLCH its lightness is 87%, its chroma 0.057 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Light Blue (#ADD8E6), ΔE 0.036 away. Black text reads best on it, at 13.99:1.
| Hue family | Blues |
| Lightness | light (87%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Light Blue (#ADD8E6) |
| Black text | 13.99:1 |
| White text | 1.50:1 |
Values
| HEX | #BBD5F9 |
| RGB | rgb(187, 213, 249) |
| HSL | hsl(215, 84%, 85%) |
| OKLCH | oklch(86.6% 0.057 256.6) |
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 #BBD5F9 | 1.50:1 | Fails | Lc -26.6 | Dividers and decoration only |
| Black text on #BBD5F9 | 13.99:1 | AAA | Lc 80.3 | Fine for body text |
| #BBD5F9 text on white | 1.50:1 | Fails | Lc 23.4 | Dividers and decoration only |
| #BBD5F9 text on black | 13.99:1 | AAA | Lc -79.8 | 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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF8
oklch(93.6% 0.021 254.9)
-
Step 200
200 (this color)
#BBD5F9
oklch(86.6% 0.057 256.6)
-
Step 300
300
#A2C3F1
oklch(80.9% 0.075 256.7)
-
Step 400
400
#6FA2E9
oklch(70.6% 0.118 256.8)
-
Step 500
500
#4789E3
oklch(63% 0.152 256.8)
-
Step 600
600
#2671D1
oklch(55.6% 0.165 256.6)
-
Step 700
700
#195EB5
oklch(49.1% 0.153 256.8)
-
Step 800
800
#174D92
oklch(42.6% 0.127 256.6)
-
Step 900
900
#1A4175
oklch(37.7% 0.099 256.7)
-
Step 950
950
#102644
oklch(26.8% 0.063 256.8)
#BBD5F9 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) | #C9D6FB | 0.019 |
| Deuteranopia (no green cones) | #C2D0F8 | 0.015 |
| Tritanopia (no blue cones) | #AADDE1 | 0.051 |
| Achromatopsia (no color) | #D3D3D3 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #BBD5F9
#BBD5F9
oklch(86.6% 0.057 256.6)
- #E9CFA9
#E9CFA9
oklch(86.7% 0.058 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 #BBD5F9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Blue #ADD8E6 ΔE 0.036
- Baby Blue #A2CFFE ΔE 0.037
- Light Blue Grey #B7C9E2 ΔE 0.039
- Light Periwinkle #C1C6FC ΔE 0.041
- Cadet Gray #CED4DA ΔE 0.047
- Powder Blue #B0E0E6 ΔE 0.048
- Celeste #A8DADC ΔE 0.054
- Light Steel Blue #B0C4DE ΔE 0.054
Use #BBD5F9 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.