#73BCE0
Closest named color: Vivid Sky Blue (#4CC9F0). oklch(76.1% 0.089 231), rgb(115, 188, 224).
Aa
Black text reads best on this color (9.99:1).
About this color
#73BCE0 is a medium-light, moderately saturated blue. In OKLCH its lightness is 76%, its chroma 0.089 and its hue 231°. Its hue sits on the cool side of the wheel. The nearest named color is Vivid Sky Blue (#4CC9F0), ΔE 0.041 away. Black text reads best on it, at 9.99:1.
| Hue family | Blues |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.089) |
| Temperature | cool |
| Nearest name | Vivid Sky Blue (#4CC9F0) |
| Black text | 9.99:1 |
| White text | 2.10:1 |
Values
| HEX | #73BCE0 |
| RGB | rgb(115, 188, 224) |
| HSL | hsl(200, 64%, 66%) |
| OKLCH | oklch(76.1% 0.089 231) |
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 #73BCE0 | 2.10:1 | Fails | Lc -45.6 | Large or bold text, headings |
| Black text on #73BCE0 | 9.99:1 | AAA | Lc 63.0 | Content text, not long reading |
| #73BCE0 text on white | 2.10:1 | Fails | Lc 41.0 | Non-text elements, placeholder text |
| #73BCE0 text on black | 9.99:1 | AAA | Lc -61.3 | 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
#EEF7FC
oklch(97.1% 0.012 231.7)
-
Step 100
100
#D9EDF8
oklch(93.5% 0.026 231.6)
-
Step 200
200
#B9E0F4
oklch(88.5% 0.049 230.3)
-
Step 300
300 (this color)
#73BCE0
oklch(76.1% 0.089 231)
-
Step 400
400
#00AFE9
oklch(70.7% 0.143 231.2)
-
Step 500
500
#0096C8
oklch(63.1% 0.127 231)
-
Step 600
600
#007EA9
oklch(55.6% 0.112 231.2)
-
Step 700
700
#006A8E
oklch(49.1% 0.099 230.6)
-
Step 800
800
#005775
oklch(42.8% 0.086 230.3)
-
Step 900
900
#004862
oklch(37.7% 0.076 230.8)
-
Step 950
950
#002B3C
oklch(27.1% 0.054 230.4)
#73BCE0 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) | #AABAE2 | 0.062 |
| Deuteranopia (no green cones) | #9BAEE0 | 0.055 |
| Tritanopia (no blue cones) | #3BC6C8 | 0.066 |
| Achromatopsia (no color) | #B3B3B3 | 0.090 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73BCE0
#73BCE0
oklch(76.1% 0.089 231)
- #E0A17D
#E0A17D
oklch(76.1% 0.09 50.7)
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 #73BCE0, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Vivid Sky Blue #4CC9F0 ΔE 0.041
- Lightblue #7BC8F6 ΔE 0.042
- Light Cornflower Blue #98C1D9 ΔE 0.045
- Light Grey Blue #9DBCD4 ΔE 0.047
- Sky #82CAFC ΔE 0.053
- Sky Blue #87CEEB ΔE 0.055
- Carolina Blue #8AB8FE ΔE 0.055
- Light Sky Blue #87CEFA ΔE 0.061
Use #73BCE0 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.