#73D1DF
Closest named color: Sky Blue (#87CEEB). oklch(80.8% 0.091 208), rgb(115, 209, 223).
Aa
Black text reads best on this color (11.91:1).
About this color
#73D1DF is a light, moderately saturated teal or cyan. In OKLCH its lightness is 81%, its chroma 0.091 and its hue 208°. Its hue sits on the cool side of the wheel. The nearest named color is Sky Blue (#87CEEB), ΔE 0.029 away. Black text reads best on it, at 11.91:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Sky Blue (#87CEEB) |
| Black text | 11.91:1 |
| White text | 1.76:1 |
Values
| HEX | #73D1DF |
| RGB | rgb(115, 209, 223) |
| HSL | hsl(188, 63%, 66%) |
| OKLCH | oklch(80.8% 0.091 208) |
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 #73D1DF | 1.76:1 | Fails | Lc -36.1 | Non-text elements, placeholder text |
| Black text on #73D1DF | 11.91:1 | AAA | Lc 71.7 | Content text, not long reading |
| #73D1DF text on white | 1.76:1 | Fails | Lc 32.1 | Non-text elements, placeholder text |
| #73D1DF text on black | 11.91:1 | AAA | Lc -70.6 | 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
#EDF8FA
oklch(97.1% 0.012 209.8)
-
Step 100
100
#D7EFF3
oklch(93.6% 0.026 208.7)
-
Step 200
200
#B3E3EB
oklch(88.5% 0.051 208.8)
-
Step 300
300 (this color)
#73D1DF
oklch(80.8% 0.091 208)
-
Step 400
400
#00B5C8
oklch(70.7% 0.122 208)
-
Step 500
500
#009BAC
oklch(63.1% 0.109 208.4)
-
Step 600
600
#008290
oklch(55.5% 0.095 208)
-
Step 700
700
#006E7A
oklch(49.2% 0.085 207.9)
-
Step 800
800
#005A64
oklch(42.8% 0.073 207.9)
-
Step 900
900
#004B53
oklch(37.7% 0.065 207)
-
Step 950
950
#002D32
oklch(27.1% 0.046 206.3)
#73D1DF 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) | #C3CBE0 | 0.088 |
| Deuteranopia (no green cones) | #B2BDDF | 0.082 |
| Tritanopia (no blue cones) | #34D8D5 | 0.046 |
| Achromatopsia (no color) | #C3C3C3 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73D1DF
#73D1DF
oklch(80.8% 0.091 208)
- #F6AA9F
#F6AA9F
oklch(80.8% 0.092 28.4)
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 #73D1DF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sky Blue #87CEEB ΔE 0.029
- Medium Turquoise #48D1CC ΔE 0.044
- Aqua Blue #02D8E9 ΔE 0.046
- Vivid Sky Blue #4CC9F0 ΔE 0.047
- Light Sky Blue #87CEFA ΔE 0.048
- Lightblue #7BC8F6 ΔE 0.048
- Light Cornflower Blue #98C1D9 ΔE 0.052
- Sky #82CAFC ΔE 0.054
Use #73D1DF 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.