#73BDFB
Closest named color: Carolina Blue (#8AB8FE). oklch(77.5% 0.116 245.4), rgb(115, 189, 251).
Aa
Black text reads best on this color (10.40:1).
About this color
#73BDFB is a medium-light, moderately saturated blue. In OKLCH its lightness is 77%, its chroma 0.116 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Carolina Blue (#8AB8FE), ΔE 0.027 away. Black text reads best on it, at 10.40:1.
| Hue family | Blues |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.116) |
| Temperature | cool |
| Nearest name | Carolina Blue (#8AB8FE) |
| Black text | 10.40:1 |
| White text | 2.01:1 |
Values
| HEX | #73BDFB |
| RGB | rgb(115, 189, 251) |
| HSL | hsl(207, 94%, 72%) |
| OKLCH | oklch(77.5% 0.116 245.4) |
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 #73BDFB | 2.01:1 | Fails | Lc -43.5 | Non-text elements, placeholder text |
| Black text on #73BDFB | 10.40:1 | AAA | Lc 64.9 | Content text, not long reading |
| #73BDFB text on white | 2.01:1 | Fails | Lc 39.0 | Non-text elements, placeholder text |
| #73BDFB text on black | 10.40:1 | AAA | Lc -63.3 | 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
#EEF7FF
oklch(97.2% 0.014 244.7)
-
Step 100
100
#D9EDFF
oklch(93.7% 0.032 245.3)
-
Step 200
200
#B9DEFF
oklch(88.5% 0.06 245.5)
-
Step 300
300 (this color)
#73BDFB
oklch(77.5% 0.116 245.4)
-
Step 400
400
#2CA8FF
oklch(70.7% 0.164 245.3)
-
Step 500
500
#0090E3
oklch(63.2% 0.16 245.3)
-
Step 600
600
#0079C0
oklch(55.7% 0.141 245.3)
-
Step 700
700
#0065A2
oklch(49% 0.125 245.5)
-
Step 800
800
#005386
oklch(42.8% 0.108 245.3)
-
Step 900
900
#004570
oklch(37.7% 0.095 244.9)
-
Step 950
950
#002945
oklch(27.1% 0.068 244.5)
#73BDFB 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) | #A3BEFE | 0.053 |
| Deuteranopia (no green cones) | #91B0FA | 0.043 |
| Tritanopia (no blue cones) | #0CCCD2 | 0.098 |
| Achromatopsia (no color) | #B6B6B6 | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73BDFB
#73BDFB
oklch(77.5% 0.116 245.4)
- #E8A662
#E8A662
oklch(77.4% 0.115 65.5)
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 #73BDFB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Carolina Blue #8AB8FE ΔE 0.027
- Lightblue #7BC8F6 ΔE 0.035
- Sky #82CAFC ΔE 0.040
- Vivid Sky Blue #4CC9F0 ΔE 0.048
- Pastel Blue #A2BFFE ΔE 0.052
- Deep Sky Blue #00BFFF ΔE 0.053
- Light Sky Blue #87CEFA ΔE 0.053
- Bright Sky Blue #02CCFE ΔE 0.059
Use #73BDFB 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.