#73B8FA
Closest named color: Carolina Blue (#8AB8FE). oklch(76.3% 0.118 248.6), rgb(115, 184, 250).
Aa
Black text reads best on this color (9.96:1).
About this color
#73B8FA is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.118 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.025 away. Black text reads best on it, at 9.96:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.118) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.96:1 |
| White text | 2.10:1 |
Values
| HEX | #73B8FA |
| RGB | rgb(115, 184, 250) |
| HSL | hsl(209, 93%, 72%) |
| OKLCH | oklch(76.3% 0.118 248.6) |
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 #73B8FA | 2.10:1 | Fails | Lc -45.7 | Large or bold text, headings |
| Black text on #73B8FA | 9.96:1 | AAA | Lc 62.8 | Content text, not long reading |
| #73B8FA text on white | 2.10:1 | Fails | Lc 41.1 | Non-text elements, placeholder text |
| #73B8FA text on black | 9.96:1 | AAA | Lc -61.2 | 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 300.
-
Step 50
50
#EEF7FF
oklch(97.2% 0.014 244.7)
-
Step 100
100
#DAECFF
oklch(93.6% 0.032 249.6)
-
Step 200
200
#BCDDFF
oklch(88.5% 0.059 249.3)
-
Step 300
300 (this color)
#73B8FA
oklch(76.3% 0.118 248.6)
-
Step 400
400
#3FA6FF
oklch(70.7% 0.161 248.5)
-
Step 500
500
#008DEB
oklch(63% 0.172 248.6)
-
Step 600
600
#0077C7
oklch(55.7% 0.152 248.5)
-
Step 700
700
#0064A8
oklch(49.2% 0.133 248.3)
-
Step 800
800
#00518B
oklch(42.6% 0.117 248.8)
-
Step 900
900
#004475
oklch(37.8% 0.103 248.3)
-
Step 950
950
#002848
oklch(27% 0.073 248.1)
#73B8FA 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) | #9CBAFD | 0.046 |
| Deuteranopia (no green cones) | #8BADF9 | 0.036 |
| Tritanopia (no blue cones) | #15C7CF | 0.101 |
| Achromatopsia (no color) | #B3B3B3 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73B8FA
#73B8FA
oklch(76.3% 0.118 248.6)
- #E3A359
#E3A359
oklch(76.2% 0.118 68.4)
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 #73B8FA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.025
- Lightblue #7BC8F6 ΔE 0.047
- Sky #82CAFC ΔE 0.053
- Deep Sky Blue #00BFFF ΔE 0.054
- Vivid Sky Blue #4CC9F0 ΔE 0.058
- Pastel Blue #A2BFFE ΔE 0.058
- Light Sky Blue #87CEFA ΔE 0.066
- Bright Sky Blue #02CCFE ΔE 0.067
Use #73B8FA 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.