#B9DFFF
Closest named color: Powder Blue (#B0E0E6). oklch(88.7% 0.06 243.9), rgb(185, 223, 255).
Aa
Black text reads best on this color (15.06:1).
About this color
#B9DFFF is a light, muted blue. In OKLCH its lightness is 89%, its chroma 0.060 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Powder Blue (#B0E0E6), ΔE 0.039 away. Black text reads best on it, at 15.06:1.
| Hue family | Blues |
| Lightness | light (89%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Powder Blue (#B0E0E6) |
| Black text | 15.06:1 |
| White text | 1.39:1 |
Values
| HEX | #B9DFFF |
| RGB | rgb(185, 223, 255) |
| HSL | hsl(207, 100%, 86%) |
| OKLCH | oklch(88.7% 0.06 243.9) |
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 #B9DFFF | 1.39:1 | Fails | Lc -21.8 | Dividers and decoration only |
| Black text on #B9DFFF | 15.06:1 | AAA | Lc 84.6 | Fine for body text |
| #B9DFFF text on white | 1.39:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #B9DFFF text on black | 15.06:1 | AAA | Lc -84.4 | 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
#F0F6FC
oklch(97% 0.01 247.9)
-
Step 100
100
#DEECF8
oklch(93.6% 0.022 243.8)
-
Step 200
200 (this color)
#B9DFFF
oklch(88.7% 0.06 243.9)
-
Step 300
300
#96C7EF
oklch(80.9% 0.077 243.5)
-
Step 400
400
#56A8E7
oklch(70.7% 0.123 244)
-
Step 500
500
#0091DF
oklch(63.2% 0.154 243.6)
-
Step 600
600
#0079BD
oklch(55.5% 0.138 244.2)
-
Step 700
700
#00669F
oklch(49.1% 0.12 243.6)
-
Step 800
800
#005384
oklch(42.6% 0.106 244.3)
-
Step 900
900
#00456F
oklch(37.6% 0.093 244.3)
-
Step 950
950
#012943
oklch(27% 0.064 243.1)
#B9DFFF 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) | #D2DFFF | 0.031 |
| Deuteranopia (no green cones) | #C9D7FE | 0.027 |
| Tritanopia (no blue cones) | #A4E7E9 | 0.050 |
| Achromatopsia (no color) | #DADADA | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #B9DFFF
#B9DFFF
oklch(88.7% 0.06 243.9)
- #F7D2B1
#F7D2B1
oklch(88.7% 0.06 63.7)
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 #B9DFFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Powder Blue #B0E0E6 ΔE 0.039
- Light Blue #ADD8E6 ΔE 0.040
- Diamond #B9F2FF ΔE 0.051
- Baby Blue #A2CFFE ΔE 0.053
- Cadet Gray #CED4DA ΔE 0.053
- Pale Turquoise #AFEEEE ΔE 0.054
- Celeste #A8DADC ΔE 0.054
- Robin's Egg Blue #98EFF9 ΔE 0.055
Use #B9DFFF 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.