#73A39D
Closest named color: Cadet Blue (#5F9EA0). oklch(67.9% 0.052 186.3), rgb(115, 163, 157).
Aa
Black text reads best on this color (7.45:1).
About this color
#73A39D is a medium-light, muted teal or cyan. In OKLCH its lightness is 68%, its chroma 0.052 and its hue 186°. Its hue sits on the cool side of the wheel. The nearest named color is Cadet Blue (#5F9EA0), ΔE 0.028 away. Black text reads best on it, at 7.45:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (68%) |
| Chroma | muted (0.052) |
| Temperature | cool |
| Nearest name | Cadet Blue (#5F9EA0) |
| Black text | 7.45:1 |
| White text | 2.81:1 |
Values
| HEX | #73A39D |
| RGB | rgb(115, 163, 157) |
| HSL | hsl(173, 21%, 55%) |
| OKLCH | oklch(67.9% 0.052 186.3) |
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 #73A39D | 2.81:1 | Fails | Lc -59.4 | Large or bold text, headings |
| Black text on #73A39D | 7.45:1 | AAA | Lc 49.9 | Large or bold text, headings |
| #73A39D text on white | 2.81:1 | Fails | Lc 54.1 | Large or bold text, headings |
| #73A39D text on black | 7.45:1 | AAA | Lc -47.7 | 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
#F2F6F6
oklch(97% 0.004 197.1)
-
Step 100
100
#E3ECEB
oklch(93.6% 0.01 189.1)
-
Step 200
200
#CDDDDB
oklch(88.5% 0.017 187.8)
-
Step 300
300
#AAC8C4
oklch(80.9% 0.033 186.7)
-
Step 400
400 (this color)
#73A39D
oklch(67.9% 0.052 186.3)
-
Step 500
500
#579790
oklch(63.1% 0.067 186.6)
-
Step 600
600
#3A817A
oklch(55.6% 0.072 186.7)
-
Step 700
700
#2B6D67
oklch(49.1% 0.067 187)
-
Step 800
800
#255954
oklch(42.7% 0.056 186.8)
-
Step 900
900
#244945
oklch(37.7% 0.043 186.5)
-
Step 950
950
#162B28
oklch(27% 0.028 184.2)
#73A39D 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) | #9E9E9D | 0.055 |
| Deuteranopia (no green cones) | #95979E | 0.053 |
| Tritanopia (no blue cones) | #64A5A1 | 0.016 |
| Achromatopsia (no color) | #9A9A9A | 0.053 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #73A39D
#73A39D
oklch(67.9% 0.052 186.3)
- #B58B93
#B58B93
oklch(67.9% 0.052 5.8)
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 #73A39D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cadet Blue #5F9EA0 ΔE 0.028
- Dull Teal #5F9E8F ΔE 0.034
- Greyblue #77A1B5 ΔE 0.039
- Bluegrey #85A3B2 ΔE 0.040
- Grey Teal #5E9B8A ΔE 0.042
- Bluey Grey #89A0B0 ΔE 0.044
- Cool Grey #95A3A6 ΔE 0.046
- Grey Green #86A17D ΔE 0.047
Use #73A39D 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.