#73AAB9
Closest named color: Greyblue (#77A1B5). oklch(70.5% 0.062 216.7), rgb(115, 170, 185).
Aa
Black text reads best on this color (8.17:1).
About this color
#73AAB9 is a medium-light, muted teal or cyan. In OKLCH its lightness is 71%, its chroma 0.062 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.024 away. Black text reads best on it, at 8.17:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (71%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 8.17:1 |
| White text | 2.56:1 |
Values
| HEX | #73AAB9 |
| RGB | rgb(115, 170, 185) |
| HSL | hsl(193, 33%, 59%) |
| OKLCH | oklch(70.5% 0.062 216.7) |
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 #73AAB9 | 2.56:1 | Fails | Lc -55.3 | Large or bold text, headings |
| Black text on #73AAB9 | 8.17:1 | AAA | Lc 53.8 | Large or bold text, headings |
| #73AAB9 text on white | 2.56:1 | Fails | Lc 50.2 | Large or bold text, headings |
| #73AAB9 text on black | 8.17:1 | AAA | Lc -51.8 | 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
#F2F6F8
oklch(97.1% 0.005 228.8)
-
Step 100
100
#E2ECEF
oklch(93.6% 0.011 217.5)
-
Step 200
200
#CADDE2
oklch(88.5% 0.022 215.3)
-
Step 300
300
#A6C7D1
oklch(80.9% 0.038 218.1)
-
Step 400
400 (this color)
#73AAB9
oklch(70.5% 0.062 216.7)
-
Step 500
500
#4B95A8
oklch(63% 0.079 216.8)
-
Step 600
600
#297F94
oklch(55.5% 0.086 217.5)
-
Step 700
700
#1A6C7E
oklch(49.2% 0.079 216.3)
-
Step 800
800
#195866
oklch(42.8% 0.066 215.8)
-
Step 900
900
#1C4853
oklch(37.6% 0.051 216.8)
-
Step 950
950
#122A31
oklch(26.9% 0.033 219.1)
#73AAB9 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) | #A0A6BA | 0.055 |
| Deuteranopia (no green cones) | #949EB9 | 0.049 |
| Tritanopia (no blue cones) | #58B0AF | 0.036 |
| Achromatopsia (no color) | #A2A2A2 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73AAB9
#73AAB9
oklch(70.5% 0.062 216.7)
- #C39385
#C39385
oklch(70.5% 0.062 36.9)
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 #73AAB9, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.024
- Bluegrey #85A3B2 ΔE 0.025
- Bluey Grey #89A0B0 ΔE 0.034
- Cool Steel #97A7B3 ΔE 0.042
- Cool Grey #95A3A6 ΔE 0.045
- Pewter #96A8A1 ΔE 0.050
- Cool Gray #8D99AE ΔE 0.051
- Cadet Blue #5F9EA0 ΔE 0.052
Use #73AAB9 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.