#73B7EF
Closest named color: Carolina Blue (#8AB8FE). oklch(75.6% 0.107 244.7), rgb(115, 183, 239).
Aa
Black text reads best on this color (9.74:1).
About this color
#73B7EF is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.107 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.034 away. Black text reads best on it, at 9.74:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 9.74:1 |
| White text | 2.15:1 |
Values
| HEX | #73B7EF |
| RGB | rgb(115, 183, 239) |
| HSL | hsl(207, 79%, 69%) |
| OKLCH | oklch(75.6% 0.107 244.7) |
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 #73B7EF | 2.15:1 | Fails | Lc -46.9 | Large or bold text, headings |
| Black text on #73B7EF | 9.74:1 | AAA | Lc 61.8 | Content text, not long reading |
| #73B7EF text on white | 2.15:1 | Fails | Lc 42.2 | Non-text elements, placeholder text |
| #73B7EF text on black | 9.74:1 | AAA | Lc -60.0 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0ECF6
oklch(93.7% 0.019 243)
-
Step 200
200
#C6DCF0
oklch(88.4% 0.036 245.7)
-
Step 300
300
#9DC6E9
oklch(80.9% 0.066 244.5)
-
Step 400
400 (this color)
#73B7EF
oklch(75.6% 0.107 244.7)
-
Step 500
500
#3090D6
oklch(63.1% 0.137 244.9)
-
Step 600
600
#0079BE
oklch(55.6% 0.139 244.6)
-
Step 700
700
#0066A1
oklch(49.2% 0.123 244.5)
-
Step 800
800
#005385
oklch(42.7% 0.107 244.8)
-
Step 900
900
#09456D
oklch(37.7% 0.089 244.8)
-
Step 950
950
#092940
oklch(27.1% 0.056 244.1)
#73B7EF 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) | #9FB8F2 | 0.050 |
| Deuteranopia (no green cones) | #8FABEE | 0.041 |
| Tritanopia (no blue cones) | #2BC4CA | 0.089 |
| Achromatopsia (no color) | #B1B1B1 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73B7EF
#73B7EF
oklch(75.6% 0.107 244.7)
- #DFA165
#DFA165
oklch(75.6% 0.106 64.1)
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 #73B7EF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.034
- Lightblue #7BC8F6 ΔE 0.047
- Vivid Sky Blue #4CC9F0 ΔE 0.053
- Sky #82CAFC ΔE 0.055
- Deep Sky Blue #00BFFF ΔE 0.055
- Pastel Blue #A2BFFE ΔE 0.063
- Light Cornflower Blue #98C1D9 ΔE 0.063
- Light Grey Blue #9DBCD4 ΔE 0.063
Use #73B7EF 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.