#73B7CB
Closest named color: Light Grey Blue (#9DBCD4). oklch(74.1% 0.075 218.5), rgb(115, 183, 203).
Aa
Black text reads best on this color (9.36:1).
About this color
#73B7CB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 74%, its chroma 0.075 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.053 away. Black text reads best on it, at 9.36:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (74%) |
| Chroma | moderately saturated (0.075) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.36:1 |
| White text | 2.24:1 |
Values
| HEX | #73B7CB |
| RGB | rgb(115, 183, 203) |
| HSL | hsl(194, 46%, 62%) |
| OKLCH | oklch(74.1% 0.075 218.5) |
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 #73B7CB | 2.24:1 | Fails | Lc -48.9 | Large or bold text, headings |
| Black text on #73B7CB | 9.36:1 | AAA | Lc 59.9 | Large or bold text, headings |
| #73B7CB text on white | 2.24:1 | Fails | Lc 44.1 | Non-text elements, placeholder text |
| #73B7CB text on black | 9.36:1 | AAA | Lc -58.1 | 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
#E1ECF0
oklch(93.6% 0.013 221.4)
-
Step 200
200
#C7DEE5
oklch(88.6% 0.026 218)
-
Step 300
300
#A0C8D5
oklch(80.8% 0.046 219.6)
-
Step 400
400 (this color)
#73B7CB
oklch(74.1% 0.075 218.5)
-
Step 500
500
#3797B0
oklch(63.1% 0.095 218.5)
-
Step 600
600
#00819B
oklch(55.7% 0.1 218.5)
-
Step 700
700
#006C82
oklch(49.1% 0.088 218.4)
-
Step 800
800
#00596B
oklch(42.8% 0.077 217.7)
-
Step 900
900
#0E4958
oklch(37.7% 0.062 219.4)
-
Step 950
950
#0C2B33
oklch(27% 0.039 217.8)
#73B7CB 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) | #AAB3CC | 0.065 |
| Deuteranopia (no green cones) | #9CA9CB | 0.058 |
| Tritanopia (no blue cones) | #4CBEBD | 0.046 |
| Achromatopsia (no color) | #ADADAD | 0.075 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73B7CB
#73B7CB
oklch(74.1% 0.075 218.5)
- #D59B89
#D59B89
oklch(74% 0.075 38)
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 #73B7CB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.053
- Light Cornflower Blue #98C1D9 ΔE 0.055
- Cool Steel #97A7B3 ΔE 0.056
- Bluegrey #85A3B2 ΔE 0.057
- Greyblue #77A1B5 ΔE 0.061
- Vivid Sky Blue #4CC9F0 ΔE 0.063
- Bluey Grey #89A0B0 ΔE 0.065
- Turquoise Blue #06B1C4 ΔE 0.066
Use #73B7CB 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.