#518A79
Closest named color: Dusty Teal (#4C9085). oklch(58.9% 0.066 172.8), rgb(81, 138, 121).
Aa
Black text reads best on this color (5.26:1).
About this color
#518A79 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 59%, its chroma 0.066 and its hue 173°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.021 away. Black text reads best on it, at 5.26:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.26:1 |
| White text | 3.99:1 |
Values
| HEX | #518A79 |
| RGB | rgb(81, 138, 121) |
| HSL | hsl(162, 26%, 43%) |
| OKLCH | oklch(58.9% 0.066 172.8) |
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 #518A79 | 3.99:1 | AA large text | Lc -72.6 | Content text, not long reading |
| Black text on #518A79 | 5.26:1 | AA | Lc 36.9 | Non-text elements, placeholder text |
| #518A79 text on white | 3.99:1 | AA large text | Lc 67.1 | Content text, not long reading |
| #518A79 text on black | 5.26:1 | AA | Lc -34.5 | Non-text elements, placeholder text |
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 600.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE9
oklch(93.6% 0.009 171.8)
-
Step 200
200
#CFDDD8
oklch(88.6% 0.016 172.6)
-
Step 300
300
#AEC7BF
oklch(80.9% 0.029 174.3)
-
Step 400
400
#83AB9E
oklch(70.8% 0.047 173)
-
Step 500
500
#629686
oklch(63.2% 0.061 172.9)
-
Step 600
600 (this color)
#518A79
oklch(58.9% 0.066 172.8)
-
Step 700
700
#386C5D
oklch(49% 0.061 172.8)
-
Step 800
800
#2F584C
oklch(42.6% 0.051 172.9)
-
Step 900
900
#2A493F
oklch(37.8% 0.041 171.5)
-
Step 950
950
#192B25
oklch(27.1% 0.026 171.3)
#518A79 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) | #878378 | 0.069 |
| Deuteranopia (no green cones) | #7D7C7A | 0.066 |
| Tritanopia (no blue cones) | #3F8B85 | 0.021 |
| Achromatopsia (no color) | #7F7F7F | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #518A79
#518A79
oklch(58.9% 0.066 172.8)
- #9C6D80
#9C6D80
oklch(58.9% 0.065 353.3)
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 #518A79, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.021
- Slate Green #658D6D ΔE 0.030
- Dark Cyan #008B8B ΔE 0.046
- Dark Sage #598556 ΔE 0.047
- Sea #3C9992 ΔE 0.048
- Ocean Green #3D9973 ΔE 0.051
- Teal Green #0A9396 ΔE 0.051
- Grey Teal #5E9B8A ΔE 0.054
Use #518A79 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.