#48BAFF
Closest named color: Deep Sky Blue (#00BFFF). oklch(75.4% 0.142 239.4), rgb(72, 186, 255).
Aa
Black text reads best on this color (9.74:1).
About this color
#48BAFF is a medium-light, vivid blue. In OKLCH its lightness is 75%, its chroma 0.142 and its hue 239°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Sky Blue (#00BFFF), ΔE 0.023 away. Black text reads best on it, at 9.74:1.
| Hue family | Blues |
| Lightness | medium-light (75%) |
| Chroma | vivid (0.142) |
| Temperature | cool |
| Nearest name | Deep Sky Blue (#00BFFF) |
| Black text | 9.74:1 |
| White text | 2.15:1 |
Values
| HEX | #48BAFF |
| RGB | rgb(72, 186, 255) |
| HSL | hsl(203, 100%, 64%) |
| OKLCH | oklch(75.4% 0.142 239.4) |
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 #48BAFF | 2.15:1 | Fails | Lc -46.7 | Large or bold text, headings |
| Black text on #48BAFF | 9.74:1 | AAA | Lc 62.0 | Content text, not long reading |
| #48BAFF text on white | 2.15:1 | Fails | Lc 42.0 | Non-text elements, placeholder text |
| #48BAFF text on black | 9.74:1 | AAA | Lc -60.2 | 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 400.
-
Step 50
50
#EFF7FD
oklch(97.2% 0.012 239.9)
-
Step 100
100
#DBEDFA
oklch(93.7% 0.026 239.1)
-
Step 200
200
#BCDEF7
oklch(88.4% 0.05 240)
-
Step 300
300
#8AC9F4
oklch(80.9% 0.089 239.1)
-
Step 400
400 (this color)
#48BAFF
oklch(75.4% 0.142 239.4)
-
Step 500
500
#0093D6
oklch(63.1% 0.143 239.3)
-
Step 600
600
#007BB5
oklch(55.6% 0.127 239.8)
-
Step 700
700
#006899
oklch(49.2% 0.111 239.3)
-
Step 800
800
#00557E
oklch(42.8% 0.097 239.2)
-
Step 900
900
#00466A
oklch(37.6% 0.086 240.1)
-
Step 950
950
#002A41
oklch(27.1% 0.061 239)
#48BAFF 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) | #9ABAFF | 0.075 |
| Deuteranopia (no green cones) | #81A9FE | 0.061 |
| Tritanopia (no blue cones) | #00CBD2 | 0.095 |
| Achromatopsia (no color) | #B1B1B1 | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #48BAFF
#48BAFF
oklch(75.4% 0.142 239.4)
- #F09748
#F09748
oklch(75.4% 0.142 59.4)
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 #48BAFF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Sky Blue #00BFFF ΔE 0.023
- Bright Sky Blue #02CCFE ΔE 0.050
- Vivid Sky Blue #4CC9F0 ΔE 0.052
- Carolina Blue #8AB8FE ΔE 0.056
- Lightblue #7BC8F6 ΔE 0.062
- Sky #82CAFC ΔE 0.069
- Light Sky Blue #87CEFA ΔE 0.082
- Pastel Blue #A2BFFE ΔE 0.087
Use #48BAFF 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.