#73B8CF
Closest named color: Light Grey Blue (#9DBCD4). oklch(74.5% 0.077 221.2), rgb(115, 184, 207).
Aa
Black text reads best on this color (9.48:1).
About this color
#73B8CF is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 75%, its chroma 0.077 and its hue 221°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.050 away. Black text reads best on it, at 9.48:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (75%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.48:1 |
| White text | 2.21:1 |
Values
| HEX | #73B8CF |
| RGB | rgb(115, 184, 207) |
| HSL | hsl(195, 49%, 63%) |
| OKLCH | oklch(74.5% 0.077 221.2) |
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 #73B8CF | 2.21:1 | Fails | Lc -48.3 | Large or bold text, headings |
| Black text on #73B8CF | 9.48:1 | AAA | Lc 60.5 | Content text, not long reading |
| #73B8CF text on white | 2.21:1 | Fails | Lc 43.5 | Non-text elements, placeholder text |
| #73B8CF text on black | 9.48:1 | AAA | Lc -58.7 | Large or bold text, headings |
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
#F1F6F8
oklch(97% 0.006 223.5)
-
Step 100
100
#E0ECF0
oklch(93.5% 0.014 219.6)
-
Step 200
200
#C7DEE6
oklch(88.6% 0.027 220.7)
-
Step 300
300
#9FC8D7
oklch(80.8% 0.048 222.2)
-
Step 400
400 (this color)
#73B8CF
oklch(74.5% 0.077 221.2)
-
Step 500
500
#3497B3
oklch(63.1% 0.098 220.5)
-
Step 600
600
#00809D
oklch(55.6% 0.102 221.1)
-
Step 700
700
#006C85
oklch(49.2% 0.09 221.2)
-
Step 800
800
#00586D
oklch(42.6% 0.078 221.3)
-
Step 900
900
#0C495A
oklch(37.7% 0.064 221.9)
-
Step 950
950
#0B2B34
oklch(27% 0.04 219.8)
#73B8CF 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) | #AAB4D0 | 0.064 |
| Deuteranopia (no green cones) | #9CAACF | 0.057 |
| Tritanopia (no blue cones) | #49C0BF | 0.050 |
| Achromatopsia (no color) | #AEAEAE | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73B8CF
#73B8CF
oklch(74.5% 0.077 221.2)
- #D79D87
#D79D87
oklch(74.6% 0.076 41.7)
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 #73B8CF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.050
- Light Cornflower Blue #98C1D9 ΔE 0.051
- Vivid Sky Blue #4CC9F0 ΔE 0.058
- Cool Steel #97A7B3 ΔE 0.060
- Bluegrey #85A3B2 ΔE 0.061
- Lightblue #7BC8F6 ΔE 0.064
- Greyblue #77A1B5 ΔE 0.064
- Turquoise Blue #06B1C4 ΔE 0.068
Use #73B8CF 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.