#73DCBF
Closest named color: Seafoam Blue (#78D1B6). oklch(82.3% 0.107 173.4), rgb(115, 220, 191).
Aa
Black text reads best on this color (12.71:1).
About this color
#73DCBF is a light, moderately saturated teal or cyan. In OKLCH its lightness is 82%, its chroma 0.107 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Seafoam Blue (#78D1B6), ΔE 0.029 away. Black text reads best on it, at 12.71:1.
| Hue family | Teals and cyans |
| Lightness | light (82%) |
| Chroma | moderately saturated (0.107) |
| Temperature | cool |
| Nearest name | Seafoam Blue (#78D1B6) |
| Black text | 12.71:1 |
| White text | 1.65:1 |
Values
| HEX | #73DCBF |
| RGB | rgb(115, 220, 191) |
| HSL | hsl(163, 60%, 66%) |
| OKLCH | oklch(82.3% 0.107 173.4) |
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 #73DCBF | 1.65:1 | Fails | Lc -32.3 | Non-text elements, placeholder text |
| Black text on #73DCBF | 12.71:1 | AAA | Lc 75.2 | Fine for body text |
| #73DCBF text on white | 1.65:1 | Fails | Lc 28.6 | Dividers and decoration only |
| #73DCBF text on black | 12.71:1 | AAA | Lc -74.3 | 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
#ECF9F4
oklch(97.1% 0.015 171.1)
-
Step 100
100
#D6F1E8
oklch(93.6% 0.031 173.6)
-
Step 200
200
#B1E7D6
oklch(88.6% 0.06 173.6)
-
Step 300
300 (this color)
#73DCBF
oklch(82.3% 0.107 173.4)
-
Step 400
400
#00BB99
oklch(70.6% 0.135 173.4)
-
Step 500
500
#00A183
oklch(63.2% 0.121 173.2)
-
Step 600
600
#00876E
oklch(55.6% 0.106 173.6)
-
Step 700
700
#00725C
oklch(49.2% 0.094 173.1)
-
Step 800
800
#005D4B
oklch(42.7% 0.081 173.5)
-
Step 900
900
#004E3E
oklch(37.8% 0.073 172.9)
-
Step 950
950
#002E24
oklch(26.9% 0.051 173.7)
#73DCBF 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) | #D6D0BE | 0.112 |
| Deuteranopia (no green cones) | #C5C4C1 | 0.107 |
| Tritanopia (no blue cones) | #49DED3 | 0.034 |
| Achromatopsia (no color) | #C9C9C9 | 0.108 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73DCBF
#73DCBF
oklch(82.3% 0.107 173.4)
- #FCA8CB
#FCA8CB
oklch(82.3% 0.107 353.1)
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 #73DCBF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Seafoam Blue #78D1B6 ΔE 0.029
- Turquoise #40E0D0 ΔE 0.034
- Light Teal #90E4C1 ΔE 0.037
- Tiffany Blue #94D2BD ΔE 0.038
- Pale Teal #82CBB2 ΔE 0.045
- Medium Aquamarine #66CDAA ΔE 0.047
- Aqua Marine #2EE8BB ΔE 0.049
- Medium Turquoise #48D1CC ΔE 0.051
Use #73DCBF 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.