#73DDE6
Closest named color: Robin's Egg (#6DEDFD). oklch(83.8% 0.099 202.8), rgb(115, 221, 230).
Aa
Black text reads best on this color (13.21:1).
About this color
#73DDE6 is a light, moderately saturated teal or cyan. In OKLCH its lightness is 84%, its chroma 0.099 and its hue 203°. Its hue sits on the cool side of the wheel. The nearest named color is Robin's Egg (#6DEDFD), ΔE 0.046 away. Black text reads best on it, at 13.21:1.
| Hue family | Teals and cyans |
| Lightness | light (84%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Robin's Egg (#6DEDFD) |
| Black text | 13.21:1 |
| White text | 1.58:1 |
Values
| HEX | #73DDE6 |
| RGB | rgb(115, 221, 230) |
| HSL | hsl(185, 70%, 68%) |
| OKLCH | oklch(83.8% 0.099 202.8) |
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 #73DDE6 | 1.58:1 | Fails | Lc -29.9 | Dividers and decoration only |
| Black text on #73DDE6 | 13.21:1 | AAA | Lc 77.3 | Fine for body text |
| #73DDE6 text on white | 1.58:1 | Fails | Lc 26.5 | Dividers and decoration only |
| #73DDE6 text on black | 13.21:1 | AAA | Lc -76.5 | Fine for body text |
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
#ECF8F9
oklch(97% 0.013 202.9)
-
Step 100
100
#D5F0F2
oklch(93.6% 0.028 202.1)
-
Step 200
200
#AFE4E9
oklch(88.4% 0.055 203.4)
-
Step 300
300 (this color)
#73DDE6
oklch(83.8% 0.099 202.8)
-
Step 400
400
#00B6C1
oklch(70.7% 0.12 202.5)
-
Step 500
500
#009CA6
oklch(63.1% 0.107 202.8)
-
Step 600
600
#00838C
oklch(55.6% 0.095 203.3)
-
Step 700
700
#006E75
oklch(49% 0.083 202.5)
-
Step 800
800
#005A60
oklch(42.6% 0.073 202.7)
-
Step 900
900
#004B50
oklch(37.6% 0.064 202.5)
-
Step 950
950
#002D30
oklch(27% 0.046 201.8)
#73DDE6 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) | #CFD5E7 | 0.099 |
| Deuteranopia (no green cones) | #BCC7E7 | 0.092 |
| Tritanopia (no blue cones) | #25E4DF | 0.045 |
| Achromatopsia (no color) | #CDCDCD | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73DDE6
#73DDE6
oklch(83.8% 0.099 202.8)
- #FFB3AF
#FFB3AF
oklch(83.8% 0.089 22.5)
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 #73DDE6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Robin's Egg #6DEDFD ΔE 0.046
- Sky Blue #87CEEB ΔE 0.046
- Turquoise #40E0D0 ΔE 0.050
- Celeste #A8DADC ΔE 0.050
- Aqua Blue #02D8E9 ΔE 0.051
- Light Blue #ADD8E6 ΔE 0.057
- Medium Turquoise #48D1CC ΔE 0.058
- Tiffany Blue #94D2BD ΔE 0.058
Use #73DDE6 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.