#508C79
Closest named color: Dusty Teal (#4C9085). oklch(59.3% 0.07 171.4), rgb(80, 140, 121).
Aa
Black text reads best on this color (5.36:1).
About this color
#508C79 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 59%, its chroma 0.070 and its hue 171°. Its hue sits on the cool side of the wheel. The nearest named color is Dusty Teal (#4C9085), ΔE 0.018 away. Black text reads best on it, at 5.36:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | Dusty Teal (#4C9085) |
| Black text | 5.36:1 |
| White text | 3.91:1 |
Values
| HEX | #508C79 |
| RGB | rgb(80, 140, 121) |
| HSL | hsl(161, 27%, 43%) |
| OKLCH | oklch(59.3% 0.07 171.4) |
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 #508C79 | 3.91:1 | AA large text | Lc -71.9 | Content text, not long reading |
| Black text on #508C79 | 5.36:1 | AA | Lc 37.7 | Non-text elements, placeholder text |
| #508C79 text on white | 3.91:1 | AA large text | Lc 66.4 | Content text, not long reading |
| #508C79 text on black | 5.36:1 | AA | Lc -35.2 | 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
#CEDDD8
oklch(88.5% 0.017 174)
-
Step 300
300
#ADC8BE
oklch(81% 0.032 171.1)
-
Step 400
400
#81AB9D
oklch(70.7% 0.05 172.3)
-
Step 500
500
#609685
oklch(63% 0.063 172.3)
-
Step 600
600 (this color)
#508C79
oklch(59.3% 0.07 171.4)
-
Step 700
700
#366D5C
oklch(49.2% 0.065 171.2)
-
Step 800
800
#2D594B
oklch(42.8% 0.055 170.8)
-
Step 900
900
#29493F
oklch(37.7% 0.042 172)
-
Step 950
950
#192B25
oklch(27.1% 0.026 171.3)
#508C79 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) | #898578 | 0.072 |
| Deuteranopia (no green cones) | #7F7E7A | 0.069 |
| Tritanopia (no blue cones) | #3D8D86 | 0.023 |
| Achromatopsia (no color) | #818181 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #508C79
#508C79
oklch(59.3% 0.07 171.4)
- #9F6D83
#9F6D83
oklch(59.3% 0.07 351.4)
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 #508C79, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusty Teal #4C9085 ΔE 0.018
- Slate Green #658D6D ΔE 0.028
- Sea #3C9992 ΔE 0.044
- Ocean Green #3D9973 ΔE 0.045
- Dark Sage #598556 ΔE 0.047
- Dark Cyan #008B8B ΔE 0.047
- Grey Teal #5E9B8A ΔE 0.050
- Teal Green #0A9396 ΔE 0.050
Use #508C79 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.