#73BDD9
Closest named color: Light Cornflower Blue (#98C1D9). oklch(76% 0.084 224.3), rgb(115, 189, 217).
Aa
Black text reads best on this color (10.00:1).
About this color
#73BDD9 is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 76%, its chroma 0.084 and its hue 224°. Its hue sits on the cool side of the wheel. The nearest named color is Light Cornflower Blue (#98C1D9), ΔE 0.042 away. Black text reads best on it, at 10.00:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (76%) |
| Chroma | moderately saturated (0.084) |
| Temperature | cool |
| Nearest name | Light Cornflower Blue (#98C1D9) |
| Black text | 10.00:1 |
| White text | 2.09:1 |
Values
| HEX | #73BDD9 |
| RGB | rgb(115, 189, 217) |
| HSL | hsl(196, 57%, 65%) |
| OKLCH | oklch(76% 0.084 224.3) |
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 #73BDD9 | 2.09:1 | Fails | Lc -45.5 | Large or bold text, headings |
| Black text on #73BDD9 | 10.00:1 | AAA | Lc 63.0 | Content text, not long reading |
| #73BDD9 text on white | 2.09:1 | Fails | Lc 40.9 | Non-text elements, placeholder text |
| #73BDD9 text on black | 10.00:1 | AAA | Lc -61.3 | 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
#EEF7FB
oklch(97.1% 0.011 226)
-
Step 100
100
#DAEEF6
oklch(93.7% 0.024 223.7)
-
Step 200
200
#B9E0F0
oklch(88.4% 0.046 224.7)
-
Step 300
300 (this color)
#73BDD9
oklch(76% 0.084 224.3)
-
Step 400
400
#00B1DE
oklch(70.7% 0.133 224.4)
-
Step 500
500
#0098BF
oklch(63.2% 0.119 224.4)
-
Step 600
600
#0080A1
oklch(55.7% 0.105 224.1)
-
Step 700
700
#006B88
oklch(49.1% 0.093 224.9)
-
Step 800
800
#005870
oklch(42.8% 0.081 224.4)
-
Step 900
900
#00495D
oklch(37.7% 0.071 223.8)
-
Step 950
950
#002B39
oklch(26.9% 0.051 225.5)
#73BDD9 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) | #ADBADB | 0.066 |
| Deuteranopia (no green cones) | #9EAED9 | 0.059 |
| Tritanopia (no blue cones) | #41C6C6 | 0.057 |
| Achromatopsia (no color) | #B3B3B3 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73BDD9
#73BDD9
oklch(76% 0.084 224.3)
- #DFA085
#DFA085
oklch(76% 0.084 44.1)
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 #73BDD9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Cornflower Blue #98C1D9 ΔE 0.042
- Vivid Sky Blue #4CC9F0 ΔE 0.044
- Light Grey Blue #9DBCD4 ΔE 0.045
- Lightblue #7BC8F6 ΔE 0.047
- Sky Blue #87CEEB ΔE 0.055
- Sky #82CAFC ΔE 0.059
- Light Sky Blue #87CEFA ΔE 0.064
- Carolina Blue #8AB8FE ΔE 0.066
Use #73BDD9 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.