#73BBDA
Closest named color: Light Cornflower Blue (#98C1D9). oklch(75.6% 0.085 227.4), rgb(115, 187, 218).
Aa
Black text reads best on this color (9.84:1).
About this color
#73BBDA is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 76%, its chroma 0.085 and its hue 227°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.045 away. Black text reads best on it, at 9.84:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 9.84:1 |
| White text | 2.13:1 |
Values
| HEX | #73BBDA |
| RGB | rgb(115, 187, 218) |
| HSL | hsl(198, 58%, 65%) |
| OKLCH | oklch(75.6% 0.085 227.4) |
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 #73BBDA | 2.13:1 | Fails | Lc -46.4 | Large or bold text, headings |
| Black text on #73BBDA | 9.84:1 | AAA | Lc 62.2 | Content text, not long reading |
| #73BBDA text on white | 2.13:1 | Fails | Lc 41.7 | Non-text elements, placeholder text |
| #73BBDA text on black | 9.84:1 | AAA | Lc -60.5 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E0ECF2
oklch(93.6% 0.015 229)
-
Step 200
200
#C6DEE9
oklch(88.6% 0.03 227)
-
Step 300
300
#9DC8DC
oklch(80.9% 0.053 228)
-
Step 400
400 (this color)
#73BBDA
oklch(75.6% 0.085 227.4)
-
Step 500
500
#2D96BC
oklch(63.1% 0.108 227.1)
-
Step 600
600
#007FA4
oklch(55.6% 0.108 227.1)
-
Step 700
700
#006B8B
oklch(49.2% 0.095 227.3)
-
Step 800
800
#005772
oklch(42.6% 0.083 227.6)
-
Step 900
900
#05485F
oklch(37.6% 0.071 228.4)
-
Step 950
950
#092B37
oklch(27.1% 0.044 225.6)
#73BBDA 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) | #ABB8DC | 0.064 |
| Deuteranopia (no green cones) | #9CADDA | 0.056 |
| Tritanopia (no blue cones) | #40C4C5 | 0.060 |
| Achromatopsia (no color) | #B2B2B2 | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73BBDA
#73BBDA
oklch(75.6% 0.085 227.4)
- #DDA081
#DDA081
oklch(75.7% 0.085 47.9)
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 #73BBDA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.045
- Vivid Sky Blue #4CC9F0 ΔE 0.046
- Light Grey Blue #9DBCD4 ΔE 0.047
- Lightblue #7BC8F6 ΔE 0.049
- Sky Blue #87CEEB ΔE 0.059
- Sky #82CAFC ΔE 0.060
- Carolina Blue #8AB8FE ΔE 0.063
- Light Sky Blue #87CEFA ΔE 0.067
Use #73BBDA 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.